HTX-252 MANUAL PDF

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Each type of antenna has its benefits. Choose one that best meets your needs. Mount the base station antenna according to its instructions. Use an 8-ohm communications or PA speaker that can handle 5 or more watts of power such as Radio Shack Cat. They are used by many repeaters to limit interference from other nearby radio transmitters. When a repeater uses a subaudible tone, it does not react to any transmission that does not include that tone.

Your HTX includes all 38 standard subaudible tones. You can set your HTX to include any of these tones with your transmissions. Page 14 Understanding the Display One or more of the following indicators appear when you turn on and use your HTX ON-AIR — appears when you transmit. Flashes when there is a transmission on Memory Channel 1 and the alarm is turned on. When you turn it on, all display elements briefly turn on and the HTX sounds five tones.

Then it returns to the last-used settings. Important: This procedure clears all stored information. Turn off the HTX Follow these steps to set the squelch. Enter the last five digits of the frequency. For example, to enter Page 19 Scanning for a Frequency 1.

Press F. The default is 20 kHz. This lets you prevent the HTX from stopping on beacon or packet repeater frequencies. Press VFO. Hold F for at least 1 second. FUNC flashes. Press MR. The scan resume delay option lets you set the HTX to pause before resuming so you can hear replies. The factory default is 2 seconds. Follow these steps to change the scan resume delay. Page 22 Receiving Transmissions To receive a transmission, turn on the HTX, adjust the volume and squelch, and tune to the frequency you want to monitor.

Then, while holding down PTT, press the digits on the microphone to transmit the tones. Note: If auto-reply is turned on, you must hold down PTT while you transmit. If auto-reply is off, you can release PTT after you enter the first digit. The HTX transmits for 1 second after you enter the last digit. Page 24 Limiting Transmit Duration When you communicate on the 2-meter band, you should keep your transmissions as brief as possible.

Most repeaters have builtin timers that limit single transmissions to 3 minutes or less. You can set the transceiver to stop transmitting and sound a beep if a single transmission exceeds the selected time none, 1, 2, 3, 5, 7, 10, or 15 minutes.

Follow these steps to select the transmission time-out setting. Select a frequency. Press DUP. Storing a Frequency 1. Press VFO and tune to a frequency you want to store. To store the frequency in the calling-frequency memory, press and hold F for at least 1 second.

Page 29 7. The HTX displays rC and the current receive subaudible tone. The HTX displays tC and the current transmit subaudible tone. For the calling-frequency memory, press CALL to save all settings. The HTX displays Sn. Page 30 Tuning to a Standard Memory Channel 1. The HTX recalls all settings saved in the callingfrequency memory. Then press and hold MR for at least 1 second. The HTX stops when it encounters a transmission. To resume scanning immediately, press MHz.

DTMF Memories each hold 15 digits you can quickly transmit. Hold down F for at least 1 second. Press DTMF. The HTX displays the sequence stored in the currently selected memory. Follow these steps to turn on auto-reply. Follow these steps to turn on auto send. Page 36 Using Subaudible Tones Some repeaters require you to transmit a subaudible tone to activate them. You can set your HTX to transmit any of the 38 standard subaudible tones.

You can also limit incoming reception by setting the HTX to open the squelch only when someone transmits a subaudible tone you select. Hz Page 37 5. The HTX displays tC and the currently set transmit tone.

If you do not want a transmit tone, select oFF. Activating Subaudible Tone Transmit and Squelch 1. Press T-SQL once. T appears. The HTX includes the selected transmit tone with your transmissions. Press T-SQL again. T-SQL appears. The previous sections included procedures that access this menu—this section provides an overview. Follow these steps to use the menu: 38 1. The first menu item appears. Then press to select the desired menu option. Cr —resume after carrier drops.

SE —do not resume scanning. Scan delay delay before resume when 2. If turning the HTX off then back on does not correct this error, take it to your local Radio Shack store to arrange for service. If the HTX does not turn on, even when you are sure the power wire is properly connected to a 12V DC power source, check the fuse and replace it, if necessary. Snap open the in-line fuse holder. Remove the fuse from the holder, and slide the fuse out of the end connectors.

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Radio Shack HTX-242 Owner's Manual

Each type of antenna has its benefits. Choose one that best meets your needs. Mount the base station antenna according to its instructions. Use an 8-ohm communications or PA speaker that can handle 5 or more watts of power such as Radio Shack Cat. They are used by many repeaters to limit interference from other nearby radio transmitters. When a repeater uses a subaudible tone, it does not react to any transmission that does not include that tone.

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Radio Shack HTX-252 * Albrecht AE-540 Service and Owners Manual * CDROM * PDF

The last used frequency and other settings appear the default fre- quency is To turn the transceiver off, rotate counterclockwise until it clicks. With the transceiver on, rotate counterclockwise until you hear a hissing sound. Then slowly rotate clockwise just until the noise stops. Page 21 2. Hold the microphone about 3 inches from your mouth.

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Radio Shack HTX-242 Service Manual

Here are the specifics. This is for those residing in the US only. Paypal, Cash, or Check are accepted as payment. Either way you would like for the transaction to take place is fine with me. Just hit the Contact Me link above and let me know. Basically You send me the microphone with connector and I supply the cord and pay for return shipping.

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Radio Shack HTX-252 Manuals

This transceiver opens a door for you to the world from almost any- where! If you do not have a license, it is easier than ever to get one, and help from licensed operators is avail- able. Here are a few tips to help you get started. You can turn on your transceiver and scan the entire band to hear what is going on; however, do not attempt to transmit until you get your license.

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