Standard c228a Owner'S Manual Download Page 1

Summary of Contents for c228a

Page 1: ...WIN BAND Copyright 01990 Standard Amateur Radio Products Inc All Rights Reserved Printorl n lanrn STANDARD AMATEUR RADIO PRODUCTS INC n n A h l l I C A P T I l D C n D V f i n A D A A I T 7 I A D A h l l A l P ...

Page 2: ... Paging a Station 2 44 Receiving a Page 2 46 Miscellaneous Functions 2 48 Turning Off One Receiver 2 48 Dual Watch 2 48 Changing the TransmitterPower 2 51 Changing the Frequency Step 2 52 Battery Saver Function 2 53 Frequency Lock Function 2 54 F I TLock Function 2 55 Tone Squelch Function 2 55 Auto Power Off 2 57 Muting the Beep Tones 2 58 Changing the Number of BeepTones During Pager Operation 2...

Page 3: ...ansceiver directly from an automobile battery Page V A tone squelch function when the optional Model CTN520 CTCSS Tone Squelch Unit is installed enables the Transceiver to hear only sta tions that use the same specific tone frequency This tone frequency is selected via the rotary channel switch Simultaneousoperationof the codesquelchand tone squelch functions An auto poweroff functionreducesthe cu...

Page 4: ... Power Rechargeable Battery Pack 12 V 600 mAh CNB153 Long Life Rechargeable Battery Pack 7 2 V 1000mAh CWC15OA Wall Charger supplied For use with 7 2 volt battery packs Models CNB150 CNB15I or CNB153 Plugs directly into a wall outlet CSAl60A Automatic Quick Charger Desk top charger quickly charges all of the above recharge able battery packs ZTN520 CTCSSEncodeIDecodeTone SquelchUnit Page VII CLC52...

Page 5: ... Input Voltage 6 0 to 16volts DC Specificationsare guaranteedwithin the U S amateur bands Page IX size excludingknobs and antenna 6 114 H x 2 518 W x 1 318 D 159 x 67 x 35 mm Weight including antenna and supplied battery pack 16 9 oz 479 g RECEIVER ReceiverType Double conversion superheterodyne First IntermediateFrequency 144MHz band 21 8 MHz 220 MHz band 23 05 MHz Second IntermediateFrequency 455...

Page 6: ...Hz band band 350 rnW 350 mW Frequency Modulation System Reactance modulation Built in microphone Power Consumption approximate With 13 8 Volts DC With 7 2 Volts DC Electret capacitor type 1200 mA 220 MHz band 1200 mA 144 MHz band at 5 watts RF output high 850 mA 220 MHz band 850 mA 144 MHz band at 2 5 watts RF output medium 480 mA at 0 35 watts RF output low 850mA 220 MHz band 800 rnA 144MHz band ...

Page 7: ...pin on each sideof theconnector with the slots in the end of the antenna Then turn the antenna clockwise to lockitinto place NOTE Your antennamay not look like the one shown in some drawings 2 If the battery pack is not already installed hold the Transceiver in one hand and grasp the battery pack with the other hand Then slidethe battery pack onto the bottom of theTransceiver The battery pack isde...

Page 8: ...ol and display Many of the keyboard buttons are active on only the band 144 or 220 MHz band that is cur rently selected Even though you can receive on both bands simultaneously the transmitter is active on the selected band 4 To select the 144 MHz band just press the 144 button located just below the displays The word Main will appear above the 144MHz band dis play to indicate that it has been sel...

Page 9: ...QL OFF button to unsquelch the 220 MHz band receiver while you adjust the volume 7 Rotate the 144 SQL Squelch control counter clockwise until you hear noise if this has not already been done Then rotate the control clock wise until the noise just disappears NOTE Advancing the control further clockwise from this position will reduce the receiver sensitivity Page 1 5 9 Rotate the 220 SQL control cou...

Page 10: ...tto indicate thatthe batteryischarging Allow the battery pack to charge for about 14hours before you use the Transceiver NOTE To charge the Transceiver with the optional Automatic Quick Charger Model CSA160A refer to the instructions packed with that accessory Page 1 7 CAUTION Never charge the battery pack with a charger other than those specified as thiscould damage the battery pack Do not solder...

Page 11: ...ON GENERAL Refer to Figure 2 1while you read the followingdescrip tions of the top panel controls EXTERNAL 144 MHz BAND SPEAKER JACK ANTENNACONNECTOR EXTERNAL 220 MHz BAND JACK SPEAKER JACK 144 MHz BAND VOLUME Sets the volume level of 144 MHz band reception Hold down the SQL OFF button on the front of the Transceiver or turn the 144 SQUELCH control fully counterclockwise while you set the receiver...

Page 12: ... CHPll1 Also can be used with external ohm speakers or headphones NOTE When you use this jack by itself nothing is connected to the SP220jack both 144 MHz band and 220 MHz band audio is sent to the external speaker and the internal speaker is disabled If external speakers are connected to both the SP144 and SP220 jacks 144 MHz band audio is sent to one external speaker and 220 MHz band audio is se...

Page 13: ...quency band Main will appear above the 144 MHz band display You must press this button before you can transmit on the 144 MHz band and before many of the other keyboard buttons will have any affect on the 144MHz band DC IN External Power Connector Provides a con nection for external power not for charging the battery NOTES 1 MakesuretheTransceiverisoff while you connector disconnect from this conn...

Page 14: ...cy channel step specialfunctions suchaspaging codedsquelch tone squelch frequencylock PITlock and or transmitter shift memory address number memory mode scanning Page 2 7 Operating Characteristics Changing VFOs Occasionally you may experience interference in the 220 MHz band while you are transmitting in the 144 MHz band This occurs when 220 MHz frequency is approximately three times the 144 MHz f...

Page 15: ...sh to easily change the 10 MHz digit 4 digit entry press FWNC SET and then FUNC FL Repeat this procedure to return to 3 digit entry Refer to 10 MHz Keyboard Entry on Page 2 67 for more information To use the ROTARY CHANNEL SELECTOR rotate the knob clockwise to increase the frequencyorcounterclock wise to decrease the frequency until you obtain the fre quency you desire This knob changes the freque...

Page 16: ... frequency This transmit ter offset may be above or below the receiver frequency depending upon the particular repeater Your Trans ceiver was preset at the factory for 600 kHz and 1 6 MHz NOTE If you attempt to transmit outside of the U S amateur bands the PTT button will be disabled and the display will indicate OFF Select the ing shows cedure for desired band The accompanying draw the 144 MHz ba...

Page 17: ...se the ROTARY CHANNEL SELECTOR or the V and A buttons to set the kHz digit to 5kHz such as 605kHz 5 PresstheV M button to relum to thenormal display 6 If you wish to changethe offset direction press RPT FUNC RPT Each press of this combination of buttons alternates between a negative shift positive shift and no shift cancels repeater operation NOTE If you attempt to transmit on 144 MHz band when th...

Page 18: ...5233 6 y 4 85 4 28118 8 El 67 9 6 2 4 1 8 fj 88 5 3 2123 0 6fl173 8 lW13250 3 2291 5 34127 3 at3179 9 21394 8 38131 8 7tl86 2 Page 2 15 Swapping Transmit and Receive Frequencies Left side of the display If you wish to interchange your transmitter and receiver frequenciesduring repeateroperation perform the follow ing steps Blinks 1 Press REV FUNC REV The display will now indicate the former transm...

Page 19: ...wingsteps 1 Press the 144 button PressENT FUNC ENT A letter M will appear above the frequency display Pressthe 1buttontowritethefrequencyintomemory location 1 A long beep indicatesthat the memoriza tion is complete In addition a 1 will appearon the display next to the M to indicate that the Trans ceiver is in the memory mode and the frequency is now stored inMI Thestored frequencyisreferred to as ...

Page 20: ...the memoryfrequencywill remainon thedisplay Pressing the V M button will also re enter the VFO mode but the display will return to the previous VFO frequency NOTES 1 If you desire to select a different memory address while the Transceiver is in the memory mode just turn the ROTARY CHANNEL SELECTOR press the desired numeric keyboard button or use the V and A buttons 2 When you select a memory addre...

Page 21: ...ddressMI for example perform the following steps 1 Press the 144 button to select the 144 MHz band if this has not already been done 2 Press the V M button to enter the memory recall mode the M above the display should be show ing Thememory you selectedlastwill appearonthe display 3 Press the 1button to select memory MI NOTE Deletingmemory frequenciesdoesnotchangeany otherparameters that may have ...

Page 22: ...e tone frequency to 88 5 Hz Then press the CL button 8 Hold the 1 button down while you press the CL button You will hear a long beep and the M on the displaywillbegintoblink Thisindicatesthatmemory addressM1 isnow empty The frequencythat was on the display now becomes the VFO frequency but the Transceiver remains in the memory recall mode 9 Press the CL or V I M button to return to the VFO mode S...

Page 23: ...in a Memory Location To store the tone squelch function in a memory location along with a frequency perform the following steps 1 Recall the memory address number where you wish to store tone squelch operation 2 Press T S Q FUNC TSQ twice T SQWwill appear above the display and tone squelch opera tion will be stored in the present address location The tone frequency will be 88 5 Hz Refer to Changin...

Page 24: ... use theV andAbuttonstoselectthenewtonefrequency Tocanceltoneortone squelchoperation pressT SQ FUNC T SQ to extinguish the T and T SQV indicators A list of the available tones is shown on Page 2 14 Press the CL button to return to the memory recall mode PressSET FUNC SET to againenterthesetmode Press the RPT button to display the current offset frequency Turn the ROTARY CHANNEL SELECTOR use the nu...

Page 25: ...ENT FUNC ENT insteqd of the CL button Blinks I SCANNING FUNCTIONS You can make your Transceiverscan in the VFO mode or the memory mode or it can scan tone frequencies No matter which mode you choose the Transceiver can per form a pause scan or a busy scan Your Transceiver is initially set to pause scan Pause scan causes scanning to stop when it receives a signal Scanning will then resume five seco...

Page 26: ... during scanning tempo rarily inhibits scanning pause mode Pressing the button again resumes scanning You can use the V and A buttons to change the direction of scanning MAIN I t Blinks q E A 1 Stops blinkng Page 2 31 All BandScan To start the all band scan function first Programmed Scan This function allows you to scan press the CALL button Then press PS FUNC PS betweentwo frequencies that you st...

Page 27: ...tcontainfrequencies oronlyselectedmemory addresses Thesefunctionsaredescribed separatelybelow All Memory Scan This function allows you to scan memory addresses MO through M9 Only those memory addresses that contain frequencies will be scanned Per form the following steps to start an all memoryscan Select the desired band 2 Press the MS button to begin memory scanning Press the MS button again when...

Page 28: ...ency display Selectoneof thememory addresses you wishtoscan Press MS M FUNC MS M A V will appear above the M to indicate that this memory address will be scanned Appears Repeat steps 3 and 4 for each memory address you wish to scan Page2 35 6 Press the MS button to begin an all memory scan 7 Press MS M FUNC MS M to begin scanning selected memory frequencies 8 When you wish to return to all memory ...

Page 29: ...otherstation s tone squelchfrequency When the Transceiver detects a valid tone frequency scanning will stopand displaythe tone frequency To use this func tion perform the following steps NOTE Even though you can set tone operation you must have the optional Tone Squelch Accessory Model CTN520 installed in your Transceiver before tone squelch operation will actually work 1 Select the desired band a...

Page 30: ...es and a l l three digits are referred to as the code 2 Be sure to program each station with an individual code and a group code as described on the follow ing pages before you attempt to use this feature The paging hnction is available only when the associatedstationshavebeenproperlyprogrammed ThefollowinginfomationassumesthatstationsA through D will be programmed with individual codes and group ...

Page 31: ...al settingis C000 6 Press numeric keyboard buttons 1 O O When you enter the last digit you will hear a long beep to indicate that programming of the group code is complete 7 PressFL FUNC FL A V w i l lappeartotheleft of the memory addressnumber to indicatethat this is the programmed group code NOTE Theindividualcodemust alwaysbeprogrammed inmemoryaddressM3 The groupcode however canbe programmed in...

Page 32: ...ogrammed It is possible to set more than onev mark The set code andyour station code are transmitted To betterunderstand thepaging function assumethat the memories in yourTransceiver areprogrammed asshown below Memory Number Code 123 234 345 your individual code 456 Page 2 43 When your Transceiver is paged with code 234 V 2 C234 will appear on your display This indicates that you have been paged w...

Page 33: ...button DTMF signals consisting of the destination code followed by yourownindivid ual code will be automatically transmittedlike this 7 Your individualcode Deslinationcode Maybe the indjvidualcode or the group code of the stallon lo be paged NOTE Once the Transceiver begins to transmit the DTMFsignal you canrelease the PTT button theTrans ceiver will continue to transmit the remaining part of the ...

Page 34: ...it of the display 2 When yourTransceiverreceives a paging codethat matches one of its marked codes it will generate five shortbeep tones and the P indicationon the display will start blinking In addition the he quency display will be replaced by the individual code of the calling station MO Cxxx will appear if your Transceiver was paged with its individual code or agroupcodewill appearwhen yourTra...

Page 35: ...ual watch works only within the same band Use the following procedure to actuate the dual watch function between the VFO frequency and a memory fre quency 1 Select the desired band 2 Enter the second frequency you wish to watch into the VFO If you wish you can press RIT FUNC RFT to initiate repeater operation NOTE The following steps assume that one of the desired frequencies has already been stor...

Page 36: ...rk if a frequencyis not stored in memory MAIN NOTES 1 WhentheTransceiverreceivesasignalonthememory frequency dual watch operation is temporarily sus pended Whenthesignaldisappears dual watch con tinues Changing the TransmitterPower Your Transceiver has three power levels depending upon the battery pack you are using Level Low 1 350 rnW 1350 rnW 1350 rnW 1350 rnW 1 High Medium Page 2 51 Low power 1...

Page 37: ...TE When the steprate is set to 12 5kHz a small 5 0 is displayed just to the right of the 12 I MAIN Page2 53 Battery Saver Function This feature allows you to conserve the battery during receiver standby and is especiallyuseful when no signals are received for along period of time When this featureis activated the receiverturns on only onceeach second and makesitpossibletoapproximatelytripleusableb...

Page 38: ...e chance of accidental transmission To disable the FTTbutton The tone squelch CTCSS feature allows the receiver in your Transceiver to remain quiet except when certain stationscallyou In addition somerepeaters require atone to be present before you can access them PressPL FUNC PL A PL willappearattheleft side of the display to indicatethat the FTTcircuitry is disabled NOTES 1 Whenyou enabletonesqu...

Page 39: ...nsceiverto help conserve power in the event you forget to turn the Transceiver off This action takes effect when 30 minutes expires after no Transceiver buttons have been operated and no signals have been received The Transceiverwill beep about 1minutebefore thetime period expiresto warn you that theTransceiverisabouttoturnmostof itscircuitry off Whileitisinthiscondition thecurrentdrainisreduced t...

Page 40: ...SET and then press the SB button You will hear a low pitched beep NOTES 1 The displaydoes not indicatewhetherthe beeptones are on or off To check it simply press one of the buttons and listen for a beep 2 The auto power off alarm wiU alwayssound even if the beep tones are muted Perform the following steps if you wish to disable the variousbeep tonesthat occurwhen you operatetheTrans ceiver s butto...

Page 41: ... you wish tocancel 1kHzentry firstpress SET FUNC SET Then press the 2 button You will hearalow pitchedbeep andtheb willdisappearfrom the display to indicate that 1 kHz entry is disabled NOTE You canstillusetheRotaryChannelSelector to make normal 1kHzentries Changingthe Pager Code Delay When you have pageroperationenabled thereisnormally a 450 millisecond delay between the time you press the P IT b...

Page 42: ...vent you from inad vertently making frequency or operation changes during normal handling Thefollowingsteps allow you to use the Rotary Channel Selector to change the frequency even while the frequency lock function is enabled NOTE Be sure to temporarily turn off the frequencylock while you perform these steps 1 PressSET FUNC SET to enterthe setmode The frequencydisplay will extinguish 2 Press the...

Page 43: ...e of of the 100MHz digit of the display I MAIN Presstwice Cross Band Repeater Operation This Transceiver is capable of full cross band repeater operation When this feature is enabled a signai that is received on thedisplay frequency inoneband is automati cally repeated on the display frequencyin the other band Page2 65 To use this feature perform the following steps 4 To return the Transceiver to ...

Page 44: ...tinguish Press PL l UNC PL Tocancelthe2 seconddelay firstpressSET FUNC SET Then press PL FUNC PL I MAIN Exlinguishes Page 2 67 10 MHz Keyboard Entry Normally you cannot use the buttons on the keyboard to enterthe 10MHz digit of the display you have to use the RotaryChannelSelector If you wishto activatethisentry perform the following steps I Press SET FUNC SET The frequencydisplayof the main band ...

Page 45: ... it by itself 1 Select the desired band 2 PressSET FUNC SET The frequencydisplay of the selected band will extinguish 3 Press STEP FUNC STEP 4 To return to 100kHz steps firstpress SET FUNC SET Then press STEP FUNC STEP 10MHz V A Frequency Steps The V and A buttons normally change the frequency in your selected step rate If you wish to have these buttons changethe frequencyin lOMHzsteps perform the...

Page 46: ...ress T SQ FUNC T SQ 4 To return to normal two tone operation first press SET FUNC SET Then press T SQ FUNC T SQ Table 2 3 Button I Tone I Disabling Voice Paging During the paging function another stalion can transmit thepropercodetoopenyourreceiverand then page you by voice This would probably mostly occur when the other station transmits the group code and then requests only certainstationsin the...

Page 47: ... Make sure the transmitting transceiver is not in the single DTMF mode To use this handy feature perform steps 1 through 3 on both transceivers Selectthedesiredfrequency canbe in eiherband as long as both transceiversare the same Press SET FUNC SET The frequencydisplayof the main band will extinguish Press PS FLJNC PS On the transceiver that contains the memory infor mation you wish to copy to the...

Page 48: ... M will appear on the display MAIN Expanding the Memory 2 Within the same band it is possible to store two different frequencies in memory at the same memory address However though the tone squelch functionand tone frequency can both be stored in memory the repeater mode and offset frequency cannot 4 Press the V M button The M indication and addressnumber disappearfrom the display Call up the rece...

Page 49: ...elf The offsetfrequency will appear 5 Press ENT FUNC ENT The bar above the M will extinguish and the M will stop blinking the M will continue to blink if the corresponding normal memory address is empty p0r s0 e7 4 LA r e M G d R Y p o if L o r o 7 C r I v b 6 Press the CL button to return to the normal memory mode Blinks Blinks Changing the Call Frequency MAIN Perform the following steps to chang...

Page 50: ...uelchingSub bandAudio While Transmitting The main display does not provide any indication when this function is being turned on or off There is also no way of confirming thecurrentstatus onoroff by lookingatthedisplay The function is off when the unit is shipped from the factory Turningthe Function On Sub bandAudio Squelched WhileTransmitting Procedure 1 Hold down the FUNC button and press the 0SE...

Page 51: ...ncy display Transceiver resets to its inlial setup when it is turned off and back on Transceivercannot beturned on Incorrectdisplay Frequencydisplay flashes Cannot receive any signals POSSIBLE CAUSE 1 Low battery voltage Rechargethe battery pack 1 Weak llhium internal battery 1 Low battery voltage Rechargethe battery pack 1 Microprocessor needs to be reset Turn the Transceiver on Then use a slende...

Page 52: ...equency 1 Repeater mode is activated or Ln appearsabovethe right side of the selected band 1 Frequency lock is enabled FL appears on the display Press FL FUNC FL to release the frequency lock cont d ___ __ CONDITION No sounds from the internal beeper No display when the Transceiver is turned on N Can only change frequency with the ROTARY CHANNEL SELECTOR f e m p M P I S P L Y Page 4 3 POSSIBLECAUS...

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