Radio Shack HTX-242 Tuning to a Standard Memory Channel, Using the Calling-Frequency Memory

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Tuning to a Standard Memory Channel

1.Press MR.

2.Rotate M-CH, or press UP or DOWN on the microphone, to select the desired memory channel.

Using the Calling-Frequency Memory

Press CALL. The HTX-242 recalls all settings saved in the calling- frequency memory.

Notes:

!If you rotate TUNE, press UP or DOWN, or directly enter a fre- quency, the HTX-242 returns to the last-used VFO.

To return to the mode selected before you used the calling- frequency memory, press CALL again.

Checking Priority Channel 1

To have the HTX-242 periodically “look back” at Memory Channel 1 to check for a transmission, press F then ALM. appears on the display. The HTX-242 looks back at Memory Channel 1 every 4, 8, 12, or 16 seconds. 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 MR.

3.Repeatedly press until the HTX-242 displays Lb and the current look-back time.

4.Rotate TUNE, or press UP or DOWN on the microphone, to select the desired look-back time (4, 8, 12, or 16 seconds).

5.Press MR or PTT to save the setting.

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Contents HTX-242 TWO-METER Mobile Trans Ceiver Features IntroductionUsing this Manual Contents Using the Menu Troubleshooting Using Memory ChannelsUsing Dtmf and Subaudible Tones Specifications SchematicsInstallation Connecting the MicrophoneUnpacking the Transceiver Mounting the HTX-242 in a Vehicle Connecting an Antenna Connecting to your Vehicle’s Power Using the HTX-242 as a Base Station Using the HTX-242 with Packet Radio Connecting an External Speaker OptionalDtmf Touch-Tone Features Understanding the HTX-242Dual VFO Modes Subaudible Tone Ctcss Features Repeater OperationMemory Channels Understanding the Display VFO-A-TPage Turning On/Off Your HTX-242 Resetting the HTX-242Basic Operation Extending the Transmit Frequency RangeSetting the Power Level Setting Volume and SquelchUsing the Light Locking the ControlsTuning to a Frequency Selecting a FrequencyDirectly Entering a Frequency Setting the Frequency Step Scanning for a FrequencySetting the Scan Options Setting the Scan Resume ConditionStoring Scan Skip Frequencies Setting the Scan Resume Delay Setting the Scanning RangeReceiving Transmissions TransmittingManually Transmitting Dtmf Tones Transmitting Dtmf Tones from MemoryTurning the Keytone Beep On and Off Limiting Transmit DurationTurning Auto Duplex On and Off Frequency Offset DefaultsAdvanced Operation Receive Frequency Transmit OffsetChanging the Default Offset Reversing the OffsetOverriding the Duplex Offset Using the Dual VFOs for Duplex Operation Using Memory Channels Changing Stored SettingsStoring a Frequency Using Auto Memory Store AMS Tuning to a Standard Memory Channel Using the Calling-Frequency MemoryChecking Priority Channel Scanning Memory Channels Clearing a Memory ChannelEnabling/Disabling Scanning for Memory Channels Using Dtmf and Subaudible Tones Storing a Dtmf SequenceTransmitting a Dtmf Sequence Using Dtmf Using Group CallingName Assignment Dtmf Page Sequence Using Auto-Reply Using Dtmf Auto Send Valid Subaudible Tones Using Subaudible TonesSetting the Subaudible Tones Code Freq. HzSetting the Dtmf Page and Subaudible Tone Alert Activating Subaudible Tone Transmit and SquelchUsing the Menu Menu Default Explanation/Available Settings Option OFFCommon Problems and Solutions TroubleshootingError Codes Problem Possible SolutionsReplacing the Fuse Specifications GeneralReceiver Transmitter Schematics RF Schematic Digital Schematic Microphone Schematic Radio Shack Division of Tandy Corporation Fort Worth, Texas