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PK-232 MBX

Operating Manual

MODEL PK-232MBX DATA CONTROLLER

Timewave Technology Inc.

PROPRIETARY INFORMATION

Reproduction, dissemination or use of information contained herein for

purposes other than operation and/or maintenance is prohibited without

written authorization from Timewave Technology Inc.

Summary of Contents for PK-232 MBX

Page 1: ...ONTROLLER Timewave Technology Inc PROPRIETARY INFORMATION Reproduction dissemination or use of information contained herein for purposes other than operation and or maintenance is prohibited without w...

Page 2: ...9 99 VA 02633 PK 232 OPERATING MANUAL PREFACE 8 91 P N 040 061 1...

Page 3: ...he interference using one or more of the following measures o Re orient the antenna of the device receiving interference o Relocate the PK 232 or computer with respect to this device o Plug the PK 232...

Page 4: ...que that will check out the rest of your station You may also try running your PK 232 in another station if possible Timewave provides Technical Support for its line of amateur radio equipment by way...

Page 5: ...in which case it will go back UPS Blue COD or 2 If you designate billing to VISA or MASTERCARD or American Express or 3 you prepay the service charges with a personal check or 4 you specify some othe...

Page 6: ...3 1 IBM PC XT AT and Compatibles 2 3 2 3 2 Apple Macintosh Series of Computers 2 4 2 3 3 Commodore 64 and 128 Computers 2 4 2 3 4 Computer Terminal 2 4 2 4 Setting Up Your Communications or Terminal...

Page 7: ...1 4 2 Packet Introduction 4 2 4 3 VHF UHF Packet Operation 4 4 4 3 1 What You Should See 4 5 4 3 2 What It Means 4 6 4 3 3 What Happens When You Connect 4 8 4 3 3 1 Standard TNCs 4 8 4 3 3 2 Mailbox...

Page 8: ...3 HF Receiver Settings 4 23 4 7 4 Tuning In HF Packet Stations 4 23 4 7 5 Transmitter Adjustments 4 24 4 7 6 Going On The Air 4 25 4 8 Advanced Packet Operation 4 25 4 8 1 Transparent Mode 4 25 4 8 2...

Page 9: ...CII RTTY OPERATION 6 1 Overview 6 1 6 2 Where to Operate Baudot and ASCII RTTY 6 1 6 2 1 PK 232 Baudot RTTY Parameter Settings 6 1 6 2 2 HF Receiver Settings 6 2 6 2 3 Tuning in Baudot and ASCII Stati...

Page 10: ...Operating on the Wrong Sideband 7 8 7 5 Monitoring ARQ AMTOR Contacts with ALIST 7 8 7 6 AMTOR MailDrop Operation 7 9 7 6 1 Special Operating Considerations 7 9 7 6 2 Settings For AMTOR MailDrop Opera...

Page 11: ...ettings 8 1 8 2 3 Tuning in Morse Stations 8 1 8 3 Going On The Air 8 2 8 3 1 A Typical Morse Contact 8 2 8 4 Morse Operating Tips 8 3 8 4 1 Speed Change MSPEED 8 3 8 4 2 Echoing Transmitted Character...

Page 12: ...o Mode 11 4 11 6 3 Answering an Unproto Pactor CQ 11 5 11 6 3 1 Ending an ARQ Pactor Contact 11 6 11 6 4 Long Path Contacts 11 6 11 6 5 LED Status and Mode Indicators 11 7 11 7 Pactor Operating Tips 1...

Page 13: ...7 R n READ n MINE 11 14 11 9 8 8 S callsign SEND callsign 11 14 11 9 8 9 V VERSION 11 14 11 9 8 10 HELP 11 14 11 10 Pactor and Packet MailDrop operation 11 14 11 11 Pactor Switching Time Consideratio...

Page 14: ...32 with your Computer or Terminal allows you to transmit and receive the following modes AX 25 Packet both HF and VHF Chapter 4 Packet MailDrop Operation Chapter 5 Baudot and ASCII RTTY Chapter 6 AMTO...

Page 15: ...transceiver or Short Wave receiver to which you will connect your PK 232 In the Amateur bands most of the VHF activity occurs on the 2 meter FM band while most of the HF activity occurs on the 20 mete...

Page 16: ...100 millivolts RMS into 600 Ohms adjustable by a rear panel control 1 4 2 Processor System Protocol conversion Zilog Z 80 microprocessor RAM 32 kilobytes ROM Up to 128 kilobytes of ROM may be used Ha...

Page 17: ...for HF tuning DCD LED Data Carrier Detect Status and Mode Indicators Mode Group Status Group BAUDOT STBY ASCII PHASE PKT IDLE MORSE ERROR CONV SELFEC OVER FEC TFC TRANS ARQ RQ CMD MODE L CON STBY STA...

Page 18: ...power cord unless the AC 4 is used o your Computer or Computer Terminal o a Communications or Terminal Emulation program for your computer o the included RS 232 cable with 25 pin D connectors on each...

Page 19: ...If no LEDs light then re check the above steps to insure that 12 14 VDC is available at the power plug and the center pin is POSITIVE If any LEDs other than the BAUDOT LED light then the PK 232 has pr...

Page 20: ...minal Details on connecting to common machines are listed below NOTE This cable was designed to connect directly to a 25 pin IBM PC compatible RS 232 port Many machines on the market today support thi...

Page 21: ...f you will be using your PK 232 with a Computer Terminal you will not need any software and may skip to section 2 5 Setting up a Communications program for your PK 232 is very important How your scree...

Page 22: ...he Terminal program you wish to use Once installed on the computer you should start the program and set the communication parameters for the following Data Rate 9600 bits per second Data bits 8 Parity...

Page 23: ...ake sure that you have connected your PK 232 to a 12 14 Volt DC power source and to the RS 232 port of your computer or Computer Terminal If you are using a computer you must also have a communication...

Page 24: ...with the PK 232 we recommend 1200 baud here to keep this procedure easy and consistent 9 Press the PK 232 s power switch to the ON position The four LEDs clustered at the left side of the panel will l...

Page 25: ...il the DCD LED just goes out This should occur between the 2 o clock and 4 o clock position 13 If you are using an AEA program follow the instructions to CONNECT in packet mode to AAA Since you have j...

Page 26: ...cket station If you are using a Computer Terminal or a non Timewave terminal program the following will cause the PK 232 to DISCONNECT Enter CONTROL C Your monitor should respond with the command prom...

Page 27: ...to use with your computer which AEA can not provide See section 2 7 for information regarding Communication programs for many of these machines Many computers require a serial port adapter card that...

Page 28: ...software flow control and enable hardware handshake if your computer requires it Hardware flow control is achieved with RTS CTS pins 4 and 5 of the DB 25 RS 232 I O connector 2 6 2 Other Computers wit...

Page 29: ...tware flow control and enabling hardware handshake if your computer requires it The documentation provided with your computer or serial card should clarify any special requirements 2 7 Terminal Modem...

Page 30: ...o microphone or accessory plug connector s required by your radio o soldering iron and solder if the radio connectors require it o wire cutters and strippers and or a small pocket knife 3 2 Receive O...

Page 31: ...one radio repeat the procedures below in sections 3 3 5 for each radio you will connect 3 3 1 Transceiver s Microphone or Accessory Connector The most convenient way to connect your transceiver is thr...

Page 32: ...will be almost identical HF transceivers have a few optional connections that will be covered after the basic connections have been made The following table and figure will be helpful in identifying t...

Page 33: ...h the other four wires If this wire is not needed then leave the insulation intact 3 3 5 2 Verify the Connection Points with Your Manual Look at the connector closely with a magnifying glass if necess...

Page 34: ...tor and or capacitor to isolate this connection from the PTT Check APPENDIX E o Connect the GREEN wire to the RECEIVER AUDIO terminal on the connector If the connector you are wiring does not have rec...

Page 35: ...able you just wired from the PK 232 s positive J9 or negative J10 keying jacks to your radio s CW key input connector See the Specifications on page 1 3 for maximum limits 3 3 7 Connections for Direct...

Page 36: ...lt in tuning bar graph you may also attach an oscilloscope for more precise tuning Any low cost or surplus scope capable of the X Y display of audio signals can be used Most station Monitor Scopes als...

Page 37: ...d lift off the cover o Locate Jumper posts JMP2 and JMP3 which are near the RADIO1 RADIO2 switch SW2 o JMP2 configures the RADIO1 port and JMP3 configures RADIO2 o When the shorting jumper is towards...

Page 38: ...232 Connections 4 If you are using a Timewave or AEA program such as PC PAKRATT II COM PAKRATT or MACRATT you must enter the Dumb Terminal mode to access the CALIBRATE Mode as described below 5 Enter...

Page 39: ...receive performance from your PK 232 s modem 15 Reset your receiver s squelch control for normal operation 3 5 2 SSB Transceiver Final Adjustments Digital modes with an SSB radio require some differe...

Page 40: ...tomatically after sixty 60 seconds As you perform the following adjustments unkey periodically then rekey the transmitter by typing K 9 Adjust the transceiver s Microphone Gain control to its minimum...

Page 41: ...ntrol so that the plate collector current indicates approximately 75 mA 13 Type K to return to receive mode 14 Type Q to Quit exit the calibration routine You have now set the PK 232 s transmit audio...

Page 42: ...removed before performing one of the following I If you constructed a single Radio cable in Chapter 3 you should have one unused radio cable available for the following 1 Get the unused Radio Cable fr...

Page 43: ...f you used the Battery Jumper to form the Loopback connection then you must type an asterisk character before you will see the sign on message 4 After you have seen the sign on message and or entered...

Page 44: ...en press the Enter key Shortly after you press the Enter key you should see the message you typed appear again on your screen If you had connected to another Packet station they would have seen the me...

Page 45: ...ottom of the PK 232 immediately behind the RADIO 1 RADIO 2 switch 4 3 VHF UHF Packet Operation We will first listen and watch some of the VHF or UHF Packet activity in your Local Area before going on...

Page 46: ...ake sure the Squelch control on your transceiver is set high enough to silence the speaker If your Squelch is functioning then you must either rotate the PK 232 s front panel THRESHOLD control Counter...

Page 47: ...N7ALW UA In this case we see that WA7GCI is sending to N7ALW by the order of the callsigns This packet acknowledges the Connect request as shown by the UA which stands for Un numbered Acknowledge One...

Page 48: ...ow in use but NET ROM is one of the most popular We will briefly discuss using a NET ROM switch later in this chapter since most switches operate in much the same way The packet below was sent by the...

Page 49: ...your message until the operator returns to the computer or terminal Later we will discuss how your PK 232 can do the same for messages it receives from others 4 3 3 2 Mailbox Message Systems Although...

Page 50: ...ssage you are interested in After you are finished reading messages you may want to SEND a message to the SYSOP short for System Operator or to another user To send a message simply enter S callsign w...

Page 51: ...the call of the packet station you want to connect to that is in range of the node Not everyone you want to talk to is in range of your local Node Fortunately NET ROM will learn about other nodes it...

Page 52: ...Terminal Program on your computer then first type a CTRL C to make sure you are in the PK 232 Command cmd mode Then type the command MHEARD as shown You should then see a display similar to the one b...

Page 53: ...ol your microphone gain and deviation are set properly as discussed in Section 3 5 1 o All cables and connectors are properly installed o The RADIO 1 RADIO 2 switch is set for your cable to radio setu...

Page 54: ...hen data signals are received 4 4 2 Automatic Greetings You can tell your PK 232 to send an automatic greeting to any station that connects to you This can be used to tell others that you are out of t...

Page 55: ...act WX3CCC by going around the mountain through WX4DDD and WX5EEE as shown xxxx WX1AAA _________ __________ WX3CCC WX4DDD WX5EEE This time type the connect command like this CONNECT WX3CCC VIA WX4DDD...

Page 56: ...RN Reject RJ and Frame Reject FR supervisory frames are also displayed 6 Poll Final bit and sequence numbers for monitored frames are shown Understanding all types of packet frames is not important to...

Page 57: ...let you do this with the Monitor TO MTO and Monitor FROM MFROM commands With the MBELL command you can even be alerted when a certain station transmits on the frequency These commands work in conjunc...

Page 58: ...will ring the bell on your terminal when another station connects or disconnects from you 4 4 7 Packet Formatting and Editing Some of your PK 232 s command parameters affect how your packets are form...

Page 59: ...cter with the PASS character CTRL V I wasn t at the meeting CTRL V CR What happened Without the PASS character this message would go out as two packets By prefixing the first CR with CTRL V you send i...

Page 60: ...eaters When sending packets through an audio repeater you may require a longer key up delay than is normally needed for direct communications The AXDELAY command adds more key up delay in your PK 232...

Page 61: ...g station retransmits retries the packet The RETRY command sets the maximum number of retransmissions before the sending station terminates the connection DISCONNECTS The TRIES counter keeps track of...

Page 62: ...other parameters 4 5 6 CHECK and RELINK If someone connects to you and then turns his TNC off you would probably not want to stay connected to the station forever The CHECK timer determines the amount...

Page 63: ...4 6 4 Display Multiple Connected Callsigns Multiple Connection operation can be confusing especially remembering who is connected on what channel To help this you may want to turn ON the CHCALL comma...

Page 64: ...baud VHF Packet SLOTTIME 8 SLOTTIME 30 PACLEN 64 or less PACLEN 128 MAXFRAME 1 MAXFRAME 4 FRACK 15 FRACK 8 HBAUD 300 HBAUD 1200 VHF OFF VHF ON The last two of these commands are the most important If...

Page 65: ...speaker is too high for the PK 232 to copy packets Slowly tune the VFO and make the frequency lower Frequency Too High o Adjust the PK 232 s front panel THRESHOLD control so that the DCD LED lights w...

Page 66: ...y commands and features that are not used for day to day connects conversations Still as you become more familiar with packet some of these features may become important to you 4 8 1 Transparent Mode...

Page 67: ...tion is being used as the primary digipeater in your local area you may want to choose a simpler identifier for others to use with the MYALIAS Command 4 8 8 Morse ID in Packet In most countries packet...

Page 68: ...at reduces the overhead of all HF packet frames without digipeaters Packet Lite does not solve HF packets problems but it should provide some throughput improvement on HF where it is desperately neede...

Page 69: ...ndard CONNECT request as described earlier in the chapter If the station you are connecting to also has the command LITE ON a Packet Lite connection will result and you and the distant station should...

Page 70: ...des a way of interpreting the following bytes This leaves room for other extensions to AX 25 in the future The short address bytes are the right justified bytes of the address field that WAIABC propos...

Page 71: ...dress W A 1 A B C 0 W B 2 X Y Z 0 RR F 1 01 58 32 3E 38 destination source CTRL PID short address Either station may initiate the ID exchange Disconnect W B 2 X Y Z 0 W A I A B C 0 DISC 01 3E 38 58 32...

Page 72: ...irmware derives the second group of bits N Z the same way Other implementations are free to select any combination of 26 bits when setting up the short address in either the initial SABM frame or its...

Page 73: ...tations should use these same settings UBIT IS ON RETRY 0 AX25L2V2 ON default MAXFRAME 1 CHECK doesn t matter FRICK n where n is large enough to allow the other station time to send the start of an ac...

Page 74: ...used the MailDrop displays the message No free memory 5 1 2 System Commands MailDrop operation is completely under your SYSOP control from your local terminal or computer keyboard Only you can start...

Page 75: ...or a station s activity on your MailDrop showing you both sides of the QSO Packet headers are not shown while a caller is connected to your MailDrop When a caller is connected to the MailDrop MCON det...

Page 76: ...he PK 232MBX sign on message HELP Help for the MailDrop commands 5 4 1 A ABORT Remote only The A command aborts the Listing or Reading of messages by a calling station This is handy if the remote user...

Page 77: ...status to enable Reverse Forwarding of a message number To cancel forwarding set the status to either Y or N Please read the section on Reverse Forwarding below if you are interested in this feature...

Page 78: ...his command acts only on messages addressed to the remote user not messages to ALL or QST 5 4 8 R n READ n Mine The R n command displays the header and text of message number n Messages are read by nu...

Page 79: ...a message the STA light starts blinking to show that a message has been left for you When you log on to your MailDrop with the MDCHECK command the STA LED will stop blinking 5 4 9 1 Sending Other Typ...

Page 80: ...e to be sent to the remote user 5 5 Sample MailDrop Session The Remote User s Point of View Let s see what the MailDrop looks like to a calling station Let s assume that your call is WX1AAA and that y...

Page 81: ...ice The message about next month s meeting of the Radio Society at the Firehouse Will you be going I need a ride 73 AEA PK 232M 16508 free A B H J K L R S V MailDrop s prompt 5 5 4 KILL Messages You v...

Page 82: ...n the message is read To avoid this use the CTRL Z to end messages 5 5 6 Log Off and Disconnect You re finished with this session Time to log off the MailDrop AEA PK 232M 16508 free A B H J K L R S V...

Page 83: ...AILING AND WILL BE GLAD TO PICK YOU UP WHAT TIME DO YOU WANT ME THERE IS MARY GOING CUL WX1AAA EX AEA PK 232M 16508 free A B H J K L R S V B DISCONNECTED 5 6 1 Message Numbers Any message that is sent...

Page 84: ...your PK 232 and radio ON THE AIR so that your local BBS can connect to your MailDrop If your packet station is not on when the local BBS tries to connect the advantage of Auto Forwarding is lost and t...

Page 85: ...k message number 53 for Reverse Forwarding E 53 F Sets Reverse Forwarding for message 53 Log off your MailDrop with the B Bye command If you wish each message to disappear as it is Reverse Forwarded l...

Page 86: ...but its operation is almost identical to Baudot RTTY so we will describe them both in this chapter 6 2 Where to Operate Baudot and ASCII RTTY Before you can operate Baudot or ASCII RTTY you must firs...

Page 87: ...er is either in LSB or FSK depending on your PK 232 set up o Turn any IF Shift and Passband Tuning controls to the Center or OFF position o Tune your receiver carefully between 14 08 and 14 10 MHz or...

Page 88: ...plate or collector current or the power output of your rig before going on the air 6 3 1 Going On The Air Make sure your transmitter and antenna are tuned and adjusted for the band and operating frequ...

Page 89: ...answer do the following o Type X to key your transmitter and start the PK 232 sending o Call the other station by giving his call followed by your call KZ7G DE YOURCAL Start the transmission with a l...

Page 90: ...fer CTRL F Sends call sign in Morse and shuts off transmitter CTRL T Sends the Time if the DAYTIME clock has been set 6 5 1 Changing Speed Assume you ve been receiving at 45 bauds and wish to increase...

Page 91: ...to the display only when they are sent over the air 6 5 6 Sending Only Complete Words Some RTTY users like to have their words sent out only when they are complete This allows the word you are curren...

Page 92: ...ny RTTY stations can be found that are not transmitting in plain text Most of these stations are using sophisticated encryption techniques that make receiving them almost impossible There are a few st...

Page 93: ...er Function Key characters embedded in transmitted text CTRL B Sends AAB string as a HEREIS message CTRL D Shuts off transmitter after sending character buffer CTRL E Sends Who Are You request to dist...

Page 94: ...s at sea Recently it has been adopted by the ARRL to send bulletins to amateurs 7 2 Where to Operate AMTOR Before you can operate AMTOR you must first know where the activity is Most AMTOR operation o...

Page 95: ...are using an AEA PAKRATT program follow the instructions in the program manual for entering the command MYIDENT If you are using a terminal then enter the following cmd MYIDENT N7ML The PK 232 will te...

Page 96: ...t be in the AMTOR Listen ALIST mode o When you find a station slowly vary VFO on your receiver and look for a display on the PK 232 tuning indicator as shown below Tuned In If the tuning indicator loo...

Page 97: ...your PK 232 and transceiver into the transmit mode o Type FEC then press the Enter key to key your transmitter and automatically enter AMTOR FEC transmit mode As soon as you type the Enter key you wil...

Page 98: ...ding Station and Information Receiving Station instead of transmit and receive since in ARQ AMTOR both stations are rapidly switching from transmit to receive o Don t bother with multiple call signs a...

Page 99: ...as you type characters If EAS is set ON your typed characters are displayed as they are acknowledged by the distant station The IDLE and TFC LEDs change back and forth whenever your typing pauses If...

Page 100: ...been set 7 4 1 ARQ Break In ACHG Command In Mode A ARQ when you re the Information Receiving Station you can use the ACHG command to interrupt the distant station s comments As the Information Receiv...

Page 101: ...u can reverse your receive sense with the RXREV command Similarly if someone tells you that you are on the wrong sideband you can correct your transmit signal sense with the TXREV command See the Comm...

Page 102: ...that it can be enabled or disabled at any time during an ARQ link simply by turning the command TMAIL TOR MAIL ON and OFF This allows you the SYSOP to make your MailDrop available to any station you...

Page 103: ...and then the WRU request to the remote user Always be sure you have entered a proper Auto Answerback AAB message consisting of QRA YOURCALL YOUR_MYSELCAL YOUR_MYIDENT as described earlier in this cha...

Page 104: ...ing commands are available to the distant station A B H J K L R S V The remote user may end a command with either or a carriage return A brief description of each command follows in the next sections...

Page 105: ...command prompt instead If the reply is Y the message can then be sent as shown below In the SEND command the words AT FROM and BID must be used in place of the and signs used in packet Hierarchical ad...

Page 106: ...this 7 7 1 Suggested AMTOR Operating Settings If you have trouble synchronizing with another AMTOR ARQ station try some of the following operating tips before calling AEA or deciding that your radio e...

Page 107: ...DDDDNAVTEX Station Identification A to Z The first character of the Preamble is a letter that identifies the NAVTEX transmitter Transmitter Identification letters can be any of the characters A throu...

Page 108: ...100 to 250 KHz of a band 8 2 1 PK 232 Morse Parameter Settings If you are using an AEA PAKRATT program follow the instructions in the program manual to enter the Morse mode If you are using a terminal...

Page 109: ...and operating frequency you are using If you are using a terminal or terminal program the following will place your PK 232 and transceiver into the transmit mode o Type X for XMIT and then press the...

Page 110: ...Switches system to transmit mode and forces immediate entry into Converse mode K Loads the Transmit type ahead buffer MO Unlocks the Morse receive speed Function Key characters embedded in transmitted...

Page 111: ...representation in standard Morse These special reserved keys are listed below Morse Keystroke Abbreviation Meaning or SK End of QSO AS Wait AR End of message KN Go only BT Break or pause or KA Attent...

Page 112: ...equencies that seem to broadcast on a regular schedule A few of these stations transmit 24 hours day We suggest you try the weather FAX frequencies listed below while you are becoming familiar with th...

Page 113: ...s case you should select the FSK operating mode Adjust the volume to a comfortable listening level 9 3 2 Tuning In HF Facsimile Stations Facsimile is most often found on Upper Sideband and sounds simi...

Page 114: ...simile Parameter Settings To start receiving WEFAX broadcasts on your computer screen follow the setup instructions in your PAKRATT WITH FAX program manual To start receiving FAX on your graphics comp...

Page 115: ...232 synchronizes from the transmitted facsimile signal This procedure is also not necessary if you are using an AEA PAKRATT with FAX program AEA programs allow the image to be justified after it has b...

Page 116: ...command 9 6 Printing Other Services Most of the weather services in the US use a facsimile scan speed of 2 lines per Second which corresponds to an FSPEED of 2 Default Facsimile photographs often use...

Page 117: ...d separate it from the bottom chassis Step 2 Reconnect the PK 232 to your radio computer printer and to 13 VDC then turn it on and allow it to warm up for 30 minutes Step 3 With the help of Figure 2 b...

Page 118: ...you find a signal SIAM will help you decide what it is and tune it in without time consuming trial and error 10 2 SIAM Operation When preparing to tune in a digital signal the only decision the operat...

Page 119: ...requency Too High o Adjust the PK 232 s THRESHOLD control so that the DCD LED lights when a properly tuned RTTY station is being received HINT If you adjust the THRESHOLD control so the DCD LED goes o...

Page 120: ...RTTY Transmissions In the Short Wave bands many RTTY stations can be found that are not transmitting in plain text Most of these stations are using sophisticated encryption techniques that make receiv...

Page 121: ...the wrong bit in the character stream which is likely on a signal which is idling TDM stations idle MOST of the time so you may have to leave the PK 232 monitoring for an hour or two before any data...

Page 122: ...that allows two stations to communicate in a near error free fashion When listening to an ARQ Pactor communication you will hear a 0 96 second burst of data from the information sending station follow...

Page 123: ...does not allow punctuation other than the dash MYPTCALL does allow punctuation in the call This allows you to properly identify when operating portable e g MYPTCALL ZL2 KGRFK If a callsign has not bee...

Page 124: ...send data tuning accuracy is very important Follow the procedure below for the best results Make certain your HF receiver is either in LSB or FSK RTTY PACKET depending on your PK 232 set up Turn any...

Page 125: ...he power output of your rig before transmitting 11 6 1 Going on The Air Make sure your transmitter and antenna are tuned and adjusted for the band and operating frequency you are using Before you tran...

Page 126: ...ou can monitor both the 1 second chirps of connected Pactor stations and the continuous transmissions of unprotocol Pactor stations calling CQ Normally when you see a station calling CQ in unproto Pac...

Page 127: ...ontact Type CTRL F to stop sending after the transmit buffer is empty send your Morse ID and return to Pactor Standby and Command Mode Transmitter and returns to Pactor Standby and Command Mode This i...

Page 128: ...ffic will now begin to flow as you type characters If EAS Echo As Sent is set ON your typed characters are displayed as they are sent The STATUS will change back and forth from IDLE and TFC whenever y...

Page 129: ...ts to CTRL Z lA Special Function Characters embedded in transmitted text CTRL B Sends your AAB string as a HERE IS message CTRL D Stops sending when the transmit buffer is empty CTRL E Sends a Who Are...

Page 130: ...en the two data rates This may be prevented by setting PT200 to OFF which will force 100 bps operation 11 7 5 Echoing Transmitted Characters As Sent EAS EAS Echo As Sent operates the same as in AltQ A...

Page 131: ...with the UCmd command This command is of the form UCmd n x where n is the UCind number and x is the setting See Appendix A for more information The Pactor UCMD commands are UCMD 0 Default 3 maximum 30...

Page 132: ...t basic Pactor mailbox operation Section 11 10 will discuss how to pass message traffic from Pactor to Packet and AMTOR and vice versa Make sure that you understand MailDrop Operation in chapter 5 And...

Page 133: ...n a station links with your Pactor MailDrop your PK 232 first identifies your station by sending your callsign and the amount of free MailDrop memory as shown below Type H for help AEA PK 232M 18956 f...

Page 134: ...er 5 The difference in Pactor is that the remote user must send the ACHG command first to reverse the direction of the link before he can issue the Abort command The remote user also has the ability t...

Page 135: ...EX to End MailDrop Send prompt I haven t heard from you and wondered if Message text you are going to the Hamfest next month Message text Hope to see you there 73 message text ex Enter User ends mess...

Page 136: ...sate for this 11 11 1 Suggested Pactor operating Settings If you have trouble synchronizing with another Pactor ARQ station try some of the following operating tips before calling Timewave or deciding...

Page 137: ...PK 232 OPERATING MANUAL Pactor OPERATION The rest of this page is blank 2 93 11 16...

Page 138: ...ntering commands End the command with a carriage return CR or the Enter key Correct any typing mistakes before typing the final Enter A 1 2 Command Responses Whenever the PK 232 accepts a command it r...

Page 139: ...ult value Three different types of parameters are used Boolean Numeric and Text or String A 3 1 Boolean Parameters Boolean parameters use one value out of a choice of only two possible values such as...

Page 140: ...roller Messages From time to time the PK 232 will generate messages informing you of its status Error messages will also be generated if the PK 232 did not understand a command you have entered This s...

Page 141: ...ort department A 4 2 General Error Messages An error message is displayed if the PK 232 does not understand what you typed or needs more information If you see an Error message look up the Command to...

Page 142: ...the PARITY When you type the RESTART command the new baud rate will take affect need MYSelcal or need MYIdent This message will appear if you try to communicate with another AMTOR station before you h...

Page 143: ...ON interval timer to less than 90 15 minutes which is too often for busy channels WARNING CHeck FRack too small This Warning message appears if you have set the CHECK timer for too short a time relati...

Page 144: ...numbers with the distant station s packet system The string xx xx xx is replaced with the hex codes for the three bytes sent in the FRMR frame A 4 5 MailDrop Error Messages The following messages app...

Page 145: ...true however the BAUDOT LED on the front panel will be lit RXREV RBAUD and WIDESHFT must be set properly for the monitored transmission SIGNAL is helpful in determining whether a transmission is 5 bi...

Page 146: ...t Set WRU ON or CUSTOM bit 9 to activate your Auto AnswerBack Type AAB 24 character text to store your AnswerBack in memory ____________________________________________________________________________...

Page 147: ...ST 63 SLOTTIME 30 RESPTIME 0 MAXFRAME 4 FRACK 5 The following are the recommended command settings for Priority Acknowledge 1200 baud VHF packet 300 baud HF packet ACKPRIOR ON ACKPRIOR ON PPERSIST ON...

Page 148: ...erse Mode OFF The send packet character is NOT added to packets _______________________________________________________________________________ When ACRPACK is ON default all packets sent in Converse...

Page 149: ...s If the AMTOR signal strength is good and you observe periodic errors caused by loss of phasing shown by rephase cycles in the middle of an ARQ contact during contacts it may be necessary to adjust t...

Page 150: ...2 adds a line feed LF to each carriage return CR received if needed If a line feed was received either immediately before or after a carriage return ALFDISP will not add another line feed Use the PK 2...

Page 151: ...ches your PK 232 into the ARQ Listen mode You can usually monitor a contact between two linked stations using the ARQ Listen mode also called Mode L This mode may need a few seconds to phase or acquir...

Page 152: ...ARq aaaa aaa Immediate Command Mode AMTOR Host AC _________________________________ Parameters _________________________________ aaaa aaa The distant station s 4 character or 7 character SELCALL code...

Page 153: ...ds you can probably assume that the other station can t hear your transmission ARQTOL n Default 3 Mode AMTOR ARQ Host AO Parameters n 1 to 5 specifying a relative tolerance for bit boundary jitter ARQ...

Page 154: ...r other information containing lower case and special characters not present in the Baudot Murray and ITA 2 alphabets or character sets When 8BITCONV is set ON 8 bit ASCII data may also be sent and re...

Page 155: ...ay want more resolution See the table below for suggested settings CCITT IOCs for narrow and wide carriage printers are given for each ASPECT setting below ASPECT CCITT IOC narrow CCITT IOC wide 1 110...

Page 156: ...you have determined that a TXDELAY of 20 works well for your transceiver Subtracting 10 from 20 yields 10 which is the recommended setting for AUDELAY If a setting of AUDELAY of 10 is too short then...

Page 157: ...___________________________________________________ This command allows the selection of either the old version 1 version of the AX 25 packet protocol or the current version 2 0 protocol Some implemen...

Page 158: ...d the world and is the basis of the telex network and most radio press weather and point to point message services The Baudot Murray and ITA 2 character sets do not contain lower case or the special p...

Page 159: ...haracter BITINV 0 is plain text _______________________________________________________________________________ Bit inversion is used to prevent listeners from reading some commercial Baudot transmiss...

Page 160: ...________________________________________________________________ CALIBRATE is an immediate command that starts the AFSK transmit tone calibration The PK 232 provides a continuous on screen display of...

Page 161: ...specifies an ASCII character code _______________________________________________________________________________ The parameter n is the ASCII code for the character you want to type in order to cance...

Page 162: ...a DM packet or busy signal To accept calls from one or more specific stations type CFROM YES followed by a list of calls signs Connects will be accepted from stations whose call signs are listed afte...

Page 163: ...difference between CHSWITCH characters received from other stations and CHSWITCH characters generated by your PK 232 In the following example CHDOUBLE is ON and CHSWITCH is set to 7C this is a test Th...

Page 164: ...g addressed DO NOT USE 30 to 39 0 to 9 If you plan to use multiple packet connections you MUST select a CHannel SWITCHing character This character will be interpreted by the PK 232 to indicate that yo...

Page 165: ...OMMAND COMMAND COMMAND in Command Input character character character Mode entry entry entry longer shorter shorter n than n than n than n CKSG ON OFF Default OFF Mode Packet Host CM Parameters ON The...

Page 166: ...US Amateurs CODE 0 International In Morse this means the International Morse Code For Baudot and AMTOR this means the ITA 2 teleprinter code which is internationally recommended for Baudot and TOR com...

Page 167: ...W E R T Y U I 0 P Q W E R T Y U I 0 P A S D F G H J K L A S D F G H J K L Z X C V B N M Z X C V B N M The differences between ITA 02 and US teleprinter codes are listed below BaudotI ITA 02 U S Chara...

Page 168: ...ng and you can then set CODE to either 0 or 3 Another interesting side effect of being able to send and receive in CODE 2 is that it is now possible to send and receive both upper and lower case text...

Page 169: ...set the PK 232 for AWLEN 8 PARITY 0 and 8BITCONV ON CODE S Transliterated Katakana This is similar to CODE 4 except that the extended ASCII is transliterated into English equivalents for easier readin...

Page 170: ...n of the distant station to which you wish to be connected call2 Optional call sign s of up to eight digipeaters via which you ll be call9 repeated to reach the distant station Use the CONNECT command...

Page 171: ...appears as follows cmd 10 55 23 CONNECTED to W2JUP cmd 10 55 59 DISCONNECTED W2JUP _______________________________________________________________________________ CONVerse K for short Immediate Comman...

Page 172: ...els as well as the current input output channel as follows NOT CONNECTED TO ANY STATION CONNECTED TO TWO STATIONS cmd cs cmd cs Ch 0 IO DISCONNECTED Ch 0 IO CONNECTED to WX1AAA Ch 1 DISCONNECTED Ch 1...

Page 173: ...then setting the MONITOR command to either ON or YES will result in a MONITOR value of 4 If bit 1 is set to 1 then MONITOR ON or YES will force the MONITOR value to 6 Bit 2 position 0004 If bit 2 is...

Page 174: ...ink is first established using seven character SELCALLs CCIR 625 If bit 11 is set to 0 no connected message appears at the beginning of ARQ communications Bit 12 position 1000 If bit 12 is set to 0 de...

Page 175: ...et DAYSTAMP ON when you want a dated record of packet channel activity or when you re unavailable for local packet operation ___________________________________________________________________________...

Page 176: ...tions are known to the PK 232 When DCDCONN is ON the state of the radio DCD is sent to the RS 232 DCD pin pin 8 This may be necessary to some host applications that need to know when the radio channel...

Page 177: ...F as arguments _______________________________________________________________________________ DIDdle ON OFF Default OFF Mode Baudot ASCII Host DD _________________________________ Parameters ________...

Page 178: ...d When DISPLAY is typed without a parameter the PK 232 responds with a short list of often used parameters See also DISPLAY A B C F I L M R T Z Connect Link state is DISCONNECTED Opmode PAcket FRack 5...

Page 179: ...8 91 A 36b...

Page 180: ...nd is ON default the DWAIT timer is ignored _______________________________________________________________________________ EAS ON OFF Default OFF Mode Baudot ASCII AMTOR and MORSE Host EA ___________...

Page 181: ...plays when it receives a mutilated character in Morse ARQ FEC NAVTEX or TDM The user may wish to set this character to 2A asterisk 07 bell 20 space or 00 null ERRCHAR ON or ER Y restores the default _...

Page 182: ...all round table AMTOR contacts When operating in FEC let your PK 232 begin each transmission with three to five seconds of idling The RTTY practice of transmitting a line of RYRYRY is unnecessary on F...

Page 183: ...before incrementing the retry counter and sending another frame If the packet address includes any digipeaters the time between retries is adjusted to Retry interval in seconds n x 2 x m 1 where m is...

Page 184: ...with User BIT 18 UBIT 18 When UBIT IS OFF Frame Acknowledge operation is as in previous firmware versions When UBIT 18 is ON a master slave relationship is established in packet radio connections This...

Page 185: ...Minute You can tell the scan rate by listening to the signal Most weather charts are transmitted at 2 lines Second default or 120 lines Minute Some facsimile photographs and Japanese news are sent at...

Page 186: ...command Graphics dot densities as a function of PRTYPE are shown below Density in dote inch dpi as a function of GRAPHICS and PRTYPE GRAPHICS PRTYPE 0 1 2 3 4 5 6 0 3 60 120 120 240 50 72 90 4 7 60 12...

Page 187: ...50 57 75 100 110 150 200 300 400 600 1200 2400 4800 and 9600 bauds Internal modems are provided for 45 1200 bauds At higher data rates an external modem must be used _________________________________...

Page 188: ...acter that causes the AAB string to be sent in the middle of transmitted text _______________________________________________________________________________ If you wish to send your own AAB string fo...

Page 189: ...______ The HOST command enables the computer friendly HOST communications mode over the PK 232 s RS 232 link To cancel HOST mode send 3 CTRL C characters as if exiting the Transparent mode or type CTR...

Page 190: ...W ID to be sent much like an immediate version of the CWID character CTRL F Because the ID command is immediate the message Transmit Data Remaining will be displayed if any unsent data remains in the...

Page 191: ...half inches the facsimile image will be moved closer to the edge of the paper _______________________________________________________________________________ The number 0 25 is in units of half inche...

Page 192: ...o the standard commands x0 x5 xC signifies data to be transmitted Unlike the x0 command the xC byte is followed by two frame ID bytes then the data when the TNC transmits the frame it notifies the hos...

Page 193: ...message sent to your MailDrop system The LASTMSG command also allows the MailDrop message counter to be set to any value or simply reset by setting LASTMSG 0 __________________________________________...

Page 194: ..._____ ON The PK 232MBX operates as a personal packet BBS or MailDrop OFF The PK 232MBX only operates as a normal AX 25 Level 2 TNC default _____________________________________________________________...

Page 195: ...nd MTO lists OFF As is that is the PK 232 will not send any BELL characters to the terminal due to MONITORED packets _______________________________________________________________________________ MBE...

Page 196: ...____________________________________________________________________ Use MCON for selective monitoring of other packet traffic while connected to a distant station MCON works in similar fashion to MON...

Page 197: ...ion uses your station as a digipeater If you want to monitor ALL traffic that flows through your packet station set MDIGI ON You may not want to see all the data passing through your station especiall...

Page 198: ...ADDRESS aabb and permits access to memory locations Use the Memory command without arguments to read a memory and with one argument 0 to FF to write to a memory location The value in ADDRESS is increm...

Page 199: ...ons that have been repeated by a digipeater are not marked When DAYTIME has been set entries in the heard log are time stamped When DAYSTAMP is ON the date is also shown An example of the MHEARD displ...

Page 200: ...ected to any other packet stations The meanings of the parameter values are 0 All packet monitoring functions are disabled 1 Only unnumbered UI frames resulting from an unconnected transmission are di...

Page 201: ...tions heard directly are flagged with an asterisk as shown W2JUP 4 WA1IXU W1AW 5 W1AW 4 I 0 3 When MRPT is OFF only the originating station and the destination stations are displayed are displayed in...

Page 202: ...elp MTEXT can be cleared with a N NO NONE or OFF as arguments _______________________________________________________________________________ MTo ALL NONE or YES NO call1 call2 Default none Mode Packe...

Page 203: ...ted packets occur during connections so MCON should probably be set to a non zero value _______________________________________________________________________________ MYAlias call n Default none Mode...

Page 204: ...s _________________________________ aaaaaaa aa Specifies the 7 character SELCALL as described in CCIR Rec 625 _______________________________________________________________________________ The MYIDEN...

Page 205: ...1 through N7ML 15 You can use the CTEXT and MTEXT messages to inform other stations who connect of your MYCALL and MYMAIL call signs MYPTcall callsign Default PK232 Mode Pactor Host Mf Use the MYPTCAL...

Page 206: ...Z KXYZ Although the convention is to form the SELCALL from the call sign your PK 232 can include any AMTOR character in the SELCALL In accordance with CCIR Recommendation 491 four or five digit number...

Page 207: ...PK 232 OPERATING MANUAL COMMAND SUMMARY This page is blank 2 93 A 58b...

Page 208: ...e The PK 232 can accept only or lock out certain message classes and transmitting stations with the NAVMSG and NAVSTN commands described above For logging purposes NAVTEX mode uses the setting of DAYT...

Page 209: ...aking your PK 232 send NULL characters ASCII code 00 to your computer or terminal _______________________________________________________________________________ NULf ON OFF Default OFF Mode All Host...

Page 210: ...ystem status Opmode also displays the MORSE speed when in the Morse mode Use the OPMODE command at any time when your PK 232 is in the Command Mode to display the present operating mode Here is a typi...

Page 211: ...ot started until the first character or byte is entered A value of 0 zero for n means packets are sent with no wait time PACTor PT for short Immediate Command Mode Command Host Pt Pactor is an immedia...

Page 212: ...al specifies an ASCII character code PASS selects the ASCII character used for the pass input editing commands The parameter n is the ASCII code for the character used to pass editing characters defau...

Page 213: ...PK 232 OPERATING MANUAL COMMAND SUMMARY The rest of this page is blank 2 93 A 62b...

Page 214: ...SIST and SLOTTIME parameter to achieve true p persistent CSMA Carrier Sense Multiple Access in Packet operation PK n Default none Mode All Host PK Parameters n a hex number used to access the PK 232 s...

Page 215: ..._________________________________________________________________________ PRFax ON OFF Default ON Mode FAX Host PF _________________________________ Parameters _________________________________ ON FAX...

Page 216: ...ple G CHR 27 G n n n n 16 Apple S CHR 27 S n n n n 20 old Okidata CHR 3 24 Okidata CHR 3 28 Gemini 10 15 CHR 27 K n1 n2 32 Star Micronics CHR 27 K n1 n2 36 GX 100 Gorilla CHR 8 40 Texas Instruments CH...

Page 217: ...hanging to 200 baud When PT200 is ON default the PK 232 will allow automatic data rate selection PTConn aaaa aa Mode Pactor Host PG Parameters aaaa aa is the call sign of the Pactor station to be call...

Page 218: ...se Huffman compression When PTH is set on Huffman compression will be used if it is more effective Do not use Huffman compression with binary file transfers as it only works with 7 bit data PTList Imm...

Page 219: ...D n 1 selects 100 baud 2 selects 200 baud In order to increase the probability of correct transmission the unproto Pactor transmission sends the message data a selected number of times The parameter x...

Page 220: ...PK 232 OPERATING MANUAL COMMAND SUMMARY The rest of this page is blank 2 93 A 65d...

Page 221: ...puter or terminal program s baud rate Available Baudot data rates include 45 50 57 75 100 110 150 200 and 300 bauds 60 66 75 100 132 145 198 264 and 396 WPM You may use RBAUD UP RB U to go to the next...

Page 222: ...e link has timed out on retries OFF The PK 232 will not attempt to re establish the failed link default _______________________________________________________________________________ Set RELINK ON if...

Page 223: ...mber of packet retries The AX 25 protocol uses the retransmission of frames that have not been acknowledged as a means to insure that ALL transmitted frames are received The number of retries that the...

Page 224: ...nit stops copying characters when 4 out of the last 12 characters had framing errors Copy resumes when the most recent 12 characters are error free This should significantly reduce the copying of garb...

Page 225: ...PK 232 OPERATING MANUAL COMMAND SUMMARY The rest of this page is blank 2 93 A 68b...

Page 226: ...and 8 bit binary output The 6 bit unit yields shorter disk files than 4 bit hexadecimal characters but encounters no interference from terminal communications programs and the TNC s Converse and Comma...

Page 227: ..._______________________________________ Use the SENDPAC command to select the character used to cause a packet to be sent in Converse Mode The parameter n is the ASCII code for the character you want...

Page 228: ...__ Parameters _________________________________ ON Receive ALL selective SELFEC transmissions OFF Receive only SELCALL addressed SELFEC transmissions __________________________________________________...

Page 229: ...s transmit buffer and cancels any further transmission of data when in the Baudot ASCII AMTOR or Morse operating modes In Packet Mode all data is cleared except for a few remaining packets You must be...

Page 230: ...h is likely on a signal which is idling TDM stations idle MOST of the time so you may have to leave the PK 232 monitoring for an hour or two before any data is received _______________________________...

Page 231: ..._______________________________________________________ TMPrompt text Default see text Mode AMTOR MailDrop Host Tp _________________________________ Parameters _________________________________ text A...

Page 232: ...ersed command prompts and even the L and R commands would have no effect on the final data and it could be translated back to binary data with a computer program ______________________________________...

Page 233: ...d frame exists the PK 232 returns the number of tries required to get an ACK for the previous frame If you type TRIES with an argument the tries counter is forced to the entered value Using this comma...

Page 234: ...__________________________________________ Use the TXREV Command to reverse the mark and space in the transmitted AFSK and FSK signals In some cases the station you re working may be receiving inverte...

Page 235: ...to decode groups of figures correctly regardless of the USOS setting OFF The PK 232 will not insert the FIGS character after each space MARS operators may want to set UBIT 4 OFF for literal operation...

Page 236: ...y a maximum of 7 I Frames to be held by the PK 232 before transmission This solves a problem with the YAPP binary file transfer program which relies on a small TNC transmit buffer to operate correctly...

Page 237: ...turns the value of UCMD 3 to its default UCMD Returns the value of the last UCMD value that was accessed Listed below are the UCMD functions and the default value that presently has been assigned UCMD...

Page 238: ...at incoming connect requests are handled It does not affect the number of connections you initiate with your PK 232 For example USERS 0 allows incoming connections on any free logical channel USERS 1...

Page 239: ...The messages and their meanings are shown below PASSALL The received packet frame had errors and PASSALL was off preventing the packet from being displayed to the screen DCD Threshold The Threshold c...

Page 240: ...text for transmission When WORDOUT is on each character you type is held in a buffer until space a carriage return a line fed ENQ character 05 CTRL E or the You can edit words before the transmit buff...

Page 241: ...is means that if XBAUD has been set to 45 for Baudot operation it should be reset to 0 before changing modes to ASCII Otherwise the PK 232 will attempt to receive ASCII at 45 bauds To help reduce the...

Page 242: ...r is disabled the transmit function is inhibited All other PK 232 functions remain the same Your PK 232 generates and sends packets as requested but does not key the radio s PTT line Use the XMITOK co...

Page 243: ...PK 232 OPERATING MANUAL APPENDIX B 4 91 B 1...

Page 244: ...PK 232 OPERATING MANUAL APPENDIX B 4 91 B 2...

Page 245: ...PK 232 OPERATING MANUAL APPENDIX C APPENDIX C PARTS PICTORIAL DISPLAY BOARD 4 91 C 1...

Page 246: ...29 RES 1 4W 5 4 70K R37 R141 R142 R149 R161 R144 R145 R169 R177 R182 R183 R180 210 473 R127 RES 1 4W 5 47 00K 210 511 R134 RES 1 4W 5 510 00 210 512 R9 R132 RES 1 4W 5 5 10K 210 514 R80 R128 R123 RES...

Page 247: ...00 014 U19 U20 DIP SOCK 14 PIN 400 020 DS21 DIP SOCK 20 PIN 400 028 U2 U3 U5 DIP SOCK 28 PIN 400 040 U1 U6 U7 DIP SOCK 40 PIN 410 102 1 J14 LOK HDR STR 100 2P 410 109 JP4 5 6 HDR STR 10 9 POS 410 003...

Page 248: ...8 In this case pin 8 is unused We suggest you make the connection as diagrammed even if your radio does not have receive audio available at pin 8 so that if you change to a newer model lcom radio the...

Page 249: ...R 22 7 TR 3 8 TR 33 7 TR 4 8 8 TR 4C 8 8 TR 4CW 8 TR 6 8 8 TR 7 7 UV 3 7 ICOM Figure Note IC 02 SERIES 5 2 IC 03 SERIES 5 2 IC 04 SERIES 5 2 IC 12 5 2 IC 120 12 3 IC 1201 12 3 IC 1271 SERIES 12 3 IC 1...

Page 250: ...29 12 3 IC 729 16 IC 730 12 3 IC 735 12 3 IC 735 16 4 IC 737 12 3 IC 737 16 IC 740 12 3 IC 740 13 IC 745 12 3 IC 745 13 IC 751 12 3 IC 751 13 IC 761 12 3 IC 761 17 4 IC 765 12 3 IC 765 17 4 IC 781 12...

Page 251: ...35 TS 430 3 TS 440 3 TS 440 34 TS 450 3 TS 450 38 TS 450 54 9 TS 490 11 TS 50 39 TS 50 53 7 TS 520 11 TS 530 11 TS 60 39 TS 60 53 7 TS 670 3 TS 680 3 TS 680 35 TS 690 3 TS 690 35 TS 700 11 TS 701 3 TS...

Page 252: ...T 2400 30 FT 26 5 2 FT 270 26 FT 2700 27 FT 290 MK I 26 FT 290 MK II 18 FT 290 MK II 27 FT 2F 22 FT 311RM 27 FT 33 5 2 FT 41 5 2 FT 411 5 2 FT 415 5 2 FT 416 5 2 FT 470 5 2 FT 4700 27 FT 480 18 FT 510...

Page 253: ...D...

Page 254: ...D...

Page 255: ...D...

Page 256: ...D...

Page 257: ...D 9 99 E 10...

Page 258: ...A 18 A 19 Backspace 4 18 A 20 A 35 A 67 Bar graph 3 7 4 5 9 3 Battery 2 2 2 7 4 1 4 4 A 3 A 4 A 17 Baud Rate 2 2 2 7 2 8 2 12 4 23 A 9 A 17 A 42 A 66 A 71 BAUDOT 6 1 A 19 BBSMSGS 4 26 A 19 BEACON 4 7...

Page 259: ...78 Encryption 6 7 10 3 A 20 Erase 4 18 A 20 ERRCHAR A 38 ESCAPE A 25 A 38 A 73 Farnsworth A 54 FAX 9 1 A 38 FAXNEG 9 5 A 39 FCC i 6 7 7 1 7 5 7 7 FEC 7 1 7 3 7 4 7 6 7 7 7 9 A 15 A 17 A 39 A 68 A 69...

Page 260: ...ii 3 1 4 5 4 7 5 10 A 8 Mailbox 4 8 4 9 5 1 5 2 5 7 5 9 A 47 MAILDROP 4 8 5 1 A 5 A 7 A 8 A 36 A 47 Mark 1 3 3 7 3 9 3 11 4 2 5 10 7 5 A 21 A 68 A 75 MARS 6 6 A 31 A 32 A 33 A 77 MARSDISP 6 6 A 8 A 47...

Page 261: ...ter Chap 9 10 2 10 3 A 16 A 39 A 41 A 64 A 65 Priority 4 21 A 10 A 52 A 55 Prosigns 8 4 Protocol 4 9 4 18 4 19 4 20 4 21 7 1 7 4 PROUT A 64 PRTYPE 9 2 9 4 A 41 A 65 Push To Talk PTT 1 3 3 1 3 2 3 3 3...

Page 262: ...8 A 56 A 72 A 73 Traffic 5 3 5 5 5 9 6 6 7 5 7 8 A 48 A 50 TRANS 1 4 4 13 4 25 A 29 A 43 A 60 A 73 Transliterated A 26 A 28 Transmit Audio 3 2 TRFLOW 4 25 A 73 A 74 TRIES 4 20 5 10 7 6 A 74 TXDELAY 4...

Page 263: ...is applied after PTT AUTObaud OFF Enables Autobaud routine at every power on AWlen 7 Sets ASCII word length to RS 232 terminal AX512v2 ON Sets AX 25 Version 2 0 packet protocol AXDelay 0 zero Sets pa...

Page 264: ...Immediate Command Displays available memory for MailDrop FRIck 0 sets timer for packet meteor scatter mode FSpeed 2 sets the FAX horizontal scan rate per second FUlldup OFF Enables Full Duplex packet...

Page 265: ...rs Sets your AMTOR SELCAL 4 letters NAVMsg ALL Determines which NAVTEX messages you monitor NAVStn ALL Determines which NAVTEX stations you monitor NAvtex Immediate Command Starts the NAVTEX AMTEX rec...

Page 266: ...Baud 96 Sets the receive data rate for TDM signals TDChan 0 Sets the receive channel for TDM signals TDm Immediate Command Enters the TDM receive mode TIme S14 CTRL T Inserts the time in DAYTIME in te...

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Timewave PK-232 MBX, Operating Manual

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