Radio Shack HTX-242 Скачать руководство пользователя страница 34 | Manualshive

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Radio Shack HTX-242 Скачать руководство пользователя страница 34

34

•

Assuming all club members have DTMF page activated, to
page everyone, transmit 465ABC.

•

To page West Side members, transmit 4654ABC.

•

To page Doug and Cary, transmit 46518ABC.

•

To page only one person, transmit the 7-digit sequence.

Using Auto-Reply

If you turn on the auto-reply feature, the HTX-242 automatically
sends the sequence stored in the currently-selected DTMF memory
when it receives a DTMF page.

Follow these steps to turn on auto-reply.

1. Press

VFO

.

2. Hold

F

for at least 1 second.

FUNC

flashes.

3. Press

MR

. The HTX-242 displays the first configuration menu

item.

4. Repeatedly press

▲

to select the

Ar

option. Then rotate

TUNE

, or press

UP

or

DOWN

on the microphone, to set the

option to

on

.

5. Press

MR

or PTT to save the setting.

To turn off auto-reply, set the option to

oFF

in Step 4.

All manuals and user guides at all-guides.com

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Содержание HTX-242

Страница 1: ...Cat No 19 1126 OWNER S MANUAL HTX 242 TWO METER MOBILE TRANS CEIVER Please read before using this transceiver All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 2: ...each memory and a default repeater offset for manually tuned frequencies Subaudible Tone Transmit and Receive CTCSS transmits the subaudible tones required to use some repeaters and also lets you set...

Страница 3: ...gives a brief explaination and notes the sections where the indicator is fully explained Using the Menu lists the options in the configuration menu and gives the page numbers where the options are di...

Страница 4: ...ur HTX 242 16 Resetting the HTX 242 16 Extending the Transmit Frequency Range 16 Setting Volume and Squelch 17 Using the Light 17 Setting the Power Level 17 Locking the Controls 17 Selecting a Frequen...

Страница 5: ...ry Channels 31 Clearing a Memory Channel 31 Enabling Disabling Scanning for Memory Channels 31 Using DTMF and Subaudible Tones 32 Storing a DTMF Sequence 32 Transmitting a DTMF Sequence 32 Using DTMF...

Страница 6: ...tems shown in this illustration Connecting the Microphone Plug the microphone s connector into the microphone jack secure the microphone holder to either the left or right side of the trans ceiver the...

Страница 7: ...screws metal washers bracket rubber washers and mounting knobs as shown to mount the transceiver Cautions To avoid damaging your vehicle s electronic systems contact your vehicle s manufacturer befor...

Страница 8: ...SWR of less than 1 5 1 An SWR of 1 8 1 or greater can prevent the HTX 242 from per forming to its specified ratings After you select an antenna follow its mounting instructions Then route the antenna...

Страница 9: ...ame by a plastic part 2 Connect the red wire to a source of voltage that turns on and off with the ignition and that can handle the transceiver s 10 amp maximum power draw Or if you do not want the HT...

Страница 10: ...s Follow these steps to connect the HTX 242 as a base station 1 Mount the base station antenna according to its instruc tions 2 Connect the antenna cable to the antenna jack on the back of the HTX 242...

Страница 11: ...ect an external speaker to your HTX 242 Use an 8 ohm communications or PA speaker that can handle 5 or more watts of power such as Radio Shack Cat No 21 549 The speaker s cable must end in a 1 8 inch...

Страница 12: ...many different amateur radio sys tems for accessing programmable features and dialing through autopatches Your HTX 242 produces all 16 standard DTMF tones 0 9 A B C and D It has 10 DTMF memories which...

Страница 13: ...repeater retransmits the signal at a higher power This gives users of low power transceivers the ability to communicate over a much greater range To use a repeater you must know the repeater s input a...

Страница 14: ...Operation on Page 27 BUSY appears when the HTX 242 is receiving a transmission See Receiving Transmissions on Page 22 FUNC appears after you press F Flashes after you hold F for at least 1 second LOC...

Страница 15: ...level See Setting the Power Level on Page 17 ON AIR appears when you transmit See Transmitting on Page 22 appears when you turn on the Channel 1 alarm Flashes when there is a transmission on Memory Ch...

Страница 16: ...ding the Transmit Frequency Range below and Using the Menu on Page 38 Extending the Transmit Frequency Range The following are the HTX 242 s default frequency ranges To expand the transmit frequency c...

Страница 17: ...sing between transmissions and the HTX 242 might not scan properly Using the Light Your HTX 242 has two display light levels To switch between the two levels press F then DIM Setting the Power Level Y...

Страница 18: ...urned on the AS option the HTX 242 automatically selects the correct duplex offset for frequencies normally assigned to repeaters and selects no offset for other frequencies See Turn ing Auto Duplex O...

Страница 19: ...fault is 20 kHz See Setting the Frequency Step on Page 19 You can program up to five frequencies for the HTX 242 to skip when scanning See Storing Scan Skip Frequencies on Page 20 When the HTX 242 rea...

Страница 20: ...emory S2 S3 S4 or S5 7 Repeat Steps 5 and 6 for each scan skip frequency 8 Press MR or PTT to save the setting Setting the Scan Resume Condition When you scan VFO frequencies or frequencies you stored...

Страница 21: ...scans frequencies within a selected range The default range is 144 0 to 148 0 MHz Follow these steps to change the scanning range 1 Press VFO 2 Hold F for at least 1 second FUNC flashes 3 Press MR 4...

Страница 22: ...frequency the HTX 242 dis plays or to show the offset direction To operate with no offset simplex on that frequency press SHIFT until neither nor appears 2 Press LOW so LOW appears on the display Thi...

Страница 23: ...4 Press and hold PTT Then press DTMF to send the current DTMF memory Note If auto reply is turned on you must hold down PTT while you trans mit If auto reply is off you can release PTT after you enter...

Страница 24: ...is off 5 Rotate TUNE or press UP or DOWN on the microphone to select the desired time out time to turn on the time out option or oFF to turn off the option 6 Press MR or PTT to save the settings Turni...

Страница 25: ...flashes 3 Press MR 4 Repeatedly press or until the HTX 242 displays AS and either on if the option is on or oFF if the option is off 5 Rotate TUNE or press UP or DOWN on the microphone to select on or...

Страница 26: ...n REV For example if you tune to 146 940 which has a offset pressing F then REV makes the transceiver receive on 146 340 and transmit on 146 940 The setting returns to the default if you change freque...

Страница 27: ...2 Select a frequency 3 Press VFO to select VFO B 4 Select a frequency 5 Press DUP When the HTX 242 displays VFO A T VFO B it transmits on the VFO A frequency and receives on the VFO B frequency When i...

Страница 28: ...o change the receive frequency follow the steps under Storing a Frequency To change the transmit frequency or a tone squelch option without changing the receive frequency follow these steps 1 To chang...

Страница 29: ...42 scan through a selected range and store active frequencies in memory 1 Set the upper and lower scan limits see Setting the Scan ning Range on Page 21 2 Set the scanning step see Setting the Frequen...

Страница 30: ...If there is a transmission the HTX 242 beeps to let you know to tune to it if desired Follow these steps to change the look back time 1 Press VFO 2 Hold F for at least 1 second FUNC flashes Then press...

Страница 31: ...want to clear 2 Hold F for at least 1 second FUNC flashes 3 Press MR All settings are cleared from the memory channel Enabling Disabling Scanning for Memory Channels You can disable lock out individua...

Страница 32: ...ive DTMF Memory 0 4 Press SHIFT Then use the keypad to enter the sequence you want to store Note DTMF Memories 1 10 hold 15 digits each DTMF Memory 0 holds 7 digits 5 Repeat Steps 3 and 4 to store mor...

Страница 33: ...ved the entire sequence For example if these sequences are assigned to a group Notes If you turn on auto reply the HTX 242 immediately sends the sequence in the currently selected DTMF memory when it...

Страница 34: ...the sequence stored in the currently selected DTMF memory when it receives a DTMF page Follow these steps to turn on auto reply 1 Press VFO 2 Hold F for at least 1 second FUNC flashes 3 Press MR The H...

Страница 35: ...ting 6 Press DTMF so DTMF is on the display To temporarily turn off auto send press DTMF so DTMF is not on the display To turn off auto send set the option to oFF in Step 4 Notes This feature works wi...

Страница 36: ...nes you must activate the function to turn it on Changing this setting does not change the tones stored in any memory channel 1 Press VFO 2 Hold F for at least 1 second FUNC flashes 3 Press T SQL The...

Страница 37: ...ansmit tone with your transmissions and requires the selected receive tone to open squelch 3 Press T SQL a third time to turn off both subaudible tone transmit and squelch Neither T nor T SQL appears...

Страница 38: ...2 Hold F for at least 1 second FUNC flashes 3 Press MR The first menu item appears Then press or to select the desired menu option 4 Rotate TUNE or press UP or DOWN on the microphone to select the se...

Страница 39: ...for a transmission when the alarm is activated 4 8 12 or 16 30 SL 144 000 Lower scan limit With SH determines the VFO scanning range 21 SH 148 000 Upper scan limit 21 Ar oFF Auto reply controls whethe...

Страница 40: ...heck this section for a possible solution Problem Possible Solutions Signal strength meter shows a signal and BUSY appears but no sound from speaker Be sure DTMF is not on the display If it is press D...

Страница 41: ...slide the fuse out of the end connectors 3 If the fuse s filament is no longer intact replace the fuse with a 15 amp 11 4 1 4 inch fuse Cat No 270 1073 4 Replace the fuse in the holder and snap it clo...

Страница 42: ...15 Receiver Intermediate Frequency 1st IF 21 4 MHz 2nd IF 455 kHz Sensitivity 12 dB sinad 0 25 V 20 dB nq 0 39 V Squelch Sensitivity Threshold 0 1 V Tight 10 dB above threshhold Spurious Response Att...

Страница 43: ...ic Emissions Better than 60 dB Frequency Error 10 ppm Microphone Sensitivity 4 mV rms CTCSS Tone Deviation 0 75 kHz DTMF Tone Deviation 3 5 kHz Current Drain Less than 8 A at 45 W Less than 4 A at 10...

Страница 44: ...44 SCHEMATICS All manuals and user guides at all guides com...

Страница 45: ...45 RF SCHEMATIC All manuals and user guides at all guides com...

Страница 46: ...46 DIGITAL SCHEMATIC All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 47: ...47 MICROPHONE SCHEMATIC All manuals and user guides at all guides com...

Страница 48: ...Warranty does not cover transportation costs Nor does it cover a product subjected to misuse or accidental damage EXCEPT AS PROVIDED HEREIN RADIO SHACK MAKES NO EXPRESS WARRAN TIES AND ANY IMPLIED WA...

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