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Radio Shack HTX-400, Owner'S Manual

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Radio Shack HTX-400 Owner'S Manual Download Page 31

31

Busy Channel Lockout

This feature sets the transceiver so you cannot transmit while it
is receiving a signal. With the radio’s preset value 

bCLO

 

oF

 dis-

played, press   or   to change the display to 

bCLO oN

 and  turn

the feature on. Repeat this step to change the display back to

bCLO oF

 and disable the lockout feature.

19-1102.fm  Page 31  Friday, March 19, 1999  4:08 PM

Summary of Contents for HTX-400

Page 1: ...Cat No 19 1104 OWNER S MANUAL Please read before using this equipment HTX 400 Mini Handheld 70cm FM Amateur Transceiver 19 1102 fm Page 1 Friday March 19 1999 4 08 PM...

Page 2: ...automatically trans mits at 200 mW output when powered by internal batteries or at 2 Watt output when powered by an external 9 volt power source CTCSS Continuous Tone Coded Squelch System subaudible...

Page 3: ...ase the push to talk PTT button Scan Delay delays restart of scanning when the radio locks onto a channel Earphone Jack and External Microphone Jack let you con nect an optional earphone external micr...

Page 4: ...FUNC LOCK means hold down FUNC while you press LOCK Button names are printed in small bold capital letters such as BEEP or SC Words symbols and numbers that appear on the display are printed using a d...

Page 5: ...ng the Frequency Range 19 Locking the Keypad 20 Lighting the Display 20 Turning the Key tone On and Off 20 Using Memory Locations 20 Using the Calling Frequency Memory Location 20 Using Standard Memor...

Page 6: ...res 28 Frequency Step 29 Repeater Offset 29 Power Save 29 Time Out Timer 30 Scan Delay Time 30 Transmit Delay Time 30 Busy Channel Lockout 31 Troubleshooting 32 Care and Maintenance 33 Resetting the T...

Page 7: ...enalties Note that ham operators take the FCC rules very seriously and want noth ing to do with bootleggers their term for people who operate without a license Find out if there is a ham radio club in...

Page 8: ...ating privileges The examiners for a Novice license test can be any two ham op erators who hold a general or higher class license and who are at least 18 years old and are not related to you There is...

Page 9: ...ongest life we recommend Ra dioShack alkaline batteries Cautions Use only fresh batteries of the required size and recom mended type Do not mix old and new batteries different types of batteries stand...

Page 10: ...dio until it clicks then press C C appears in the lower right corner of the display Then hold down the push to talk button and MO at the same time BAT appears and the graduated bar next to BAT indicat...

Page 11: ...se specifications could damage the transceiver or the adapter Always plug the adapter into the transceiver before you plug it into the cigarette lighter socket and unplug the adapter from the cigarett...

Page 12: ...he threaded base socket of the supplied antenna over the antenna connector on top of the transceiver and turn the antenna clockwise to tighten it Caution Do not overtighten the antenna 19 1102 fm Page...

Page 13: ...r Do not overtighten the screws ATTACHING THE WRIST STRAP Attach the supplied wrist strap to the top of the belt clip thread the strap s small loop through the opening in the top of the clip Then inse...

Page 14: ...2 or an optional communication headset such as Cat No 19 316 into the jacks Caution Use only microphone speaker accessories that do not share a common ground for the speaker and the microphone Do ing...

Page 15: ...on off adjusts the volume SQ sets the squelch level to block weak signals or sets the frequency or change other values FUNC directly sets the frequency PTT Push to Talk button VOL OFF Speaker Microph...

Page 16: ...s turns on the backlighted display for 4 seconds SC starts stops scanning and changes the frequency range FUNC BEEP enables disables the key tone FUNC MR accesses a memory location for programming FUN...

Page 17: ...epeater s input and output frequencies Repeaters are usually identified by their output fre quency Thus a repeater that has an output frequency of 445 00 is referred to as the 445 00 repeater To deter...

Page 18: ...direct frequency entry to select a specific frequency To manually select a fre quency repeatedly press or hold down or until the dis play shows the desired frequency To directly enter a frequency pres...

Page 19: ...al even if the incoming CTCSS subaudible tone does not match your setting If you hold down MO for longer than 1 second the set values for receive tone transmit tone scan skip condition if any repeater...

Page 20: ...ound a beep each time you press a key To turn off the beep press FUNC BEEP disappears To restore the key tone press FUNC BEEP again USING MEMORY LOCATIONS You can store one special calling frequency a...

Page 21: ...le the calling frequency press C at any time The trans ceiver immediately goes to that frequency with the settings you programmed To exit the calling frequency mode press C again USING STANDARD MEMORI...

Page 22: ...press or to select the desired memory location 3 Press FUNC MR The selected memory location and flash 4 Press FUNC SC rPt appears To change the offset value press or Select 0 Hz for no offset 5 To st...

Page 23: ...cations During Memory Location Scanning When you scan the 30 standard memory locations you can set the transceiver to lock out a location while scanning When the transceiver stops at a memory location...

Page 24: ...To enable TX and RX tones for your radio follow these steps 1 Press FUNC tONE oF appears The tone is preset to off 2 Press or to turn the option on tONE on appears 3 To set a receive RX tone press FU...

Page 25: ...3 0 192 8 74 4 127 3 196 6 77 0 131 8 199 5 79 7 136 5 203 5 82 5 141 3 206 5 85 4 146 2 210 7 88 5 151 4 218 1 91 5 156 7 225 7 94 8 159 8 229 1 97 4 162 2 233 6 100 0 167 9 241 8 103 5 173 8 250 3 1...

Page 26: ...446 340 and transmit on 446 940 This feature is useful if you want to determine whether you are close enough to another station to communicate on a simplex frequency While the other station is transm...

Page 27: ...ored even after you turn off the radio To transmit the selected melody alert press while pressing PTT Using the Receive Melody Alert To have the transceiver play the selected transmit alert melody whe...

Page 28: ...transceiver displays the special feature settings in this order Feature You see Frequency Step the increment by which you set to scan the 2 meter band CS Repeater Offset the difference between the re...

Page 29: ...ined that repeat er s offset press FUNC or FUNC until you see rPt and the current offset frequency are displayed Then press or to select the desired frequency step You can change the offset frequency...

Page 30: ...delays the continuation of scanning to allow time for the sig nal to restart With Sd and the current delay time shown press or to select the delay time 1 to 30 seconds Transmit Delay Time All receive...

Page 31: ...while it is receiving a signal With the radio s preset value bCLO oF dis played press or to change the display to bCLO oN and turn the feature on Repeat this step to change the display back to bCLO oF...

Page 32: ...any fault in an external micro phone connection it automatically switch es off power to the audio amplifier and displays S SHORT to indicate a short cir cuit Remove the con nected micro phone and repl...

Page 33: ...an cause premature wear of parts Handle the transceiver gently and carefully Drop ping it can damage circuit boards and cases and can cause the transceiver to work improperly Use only fresh batteries...

Page 34: ...ocedure clears all the information you have pro grammed into the transceiver Before you reset the transceiver try turning it off then on again to see if it begins working properly To reset the transce...

Page 35: ...nversion Superheterodyne IF Frequency 1st IF 30 85 MHz 2nd IF 450 kHz Sensitivity 0 22 V for 12 dB SND Selectivity 50 dB Min Spurious and Image Rejection 60 dB Min Intermodulation 60 dB Min Distortion...

Page 36: ...the RadioShack sales receipt as proof of purchase date to any Ra dioShack store RadioShack will at its option unless otherwise provided by law a correct the defect by product repair without charge for...

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