Icom IC-R3 instruction manual Subaudible Tone Operation, Tone squelch operation

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8 SUBAUDIBLE TONE OPERATION

■Tone squelch operation

◊Operation

The tone squelch opens only when receiving a signal con- taining a matching subaudible tone. You can silently wait for calls from group members using the same tone in an ama- teur band.

qSet the operating frequency in FM mode. w Set the desired subaudible tone in set mode.

•See the following section for programming.

ePush [FUNC] + [(MODE) SET] momentarily to enter set mode.

• Select a non-band scope screen in advance for color LCD.

rRotate [DIAL] until “Tone Squelch” or “tSqL” appears.

•“tSqL” disappears after 1 sec. and “to” appears when color LCD is OFF.

Tone Squelch:

OFF

Tone Squelch:

OFF

Tone Squelch:

TSQL

Tone

Freq.

:

88.5

Tone

Freq.

:

88.5

Tone

Freq.

:

88.5

Duplex

:

OFF

Duplex

:

OFF

Duplex

:

OFF

Offset Freq.:

0.600

Offset Freq.:

0.600

Offset Freq.:

0.600

Scan

Resume :

2SEC

Scan

Resume :

2SEC

Scan

Resume :

2SEC

Tone function set	Tone squelch OFF	Tone squelch ON
mode

tPush [↔] or rotate the tuning dial while pushing [FUNC] to

select “TSQL” (tone squelch).

yPush [(MODE) SET] to exit set mode and start the tone squelch.

uWhen the received signal includes a matching tone, the squelch opens and the signal can be heard.

•When the received signal’s tone does not match, tone squelch does not open, however, the S-indicator shows signal strength.

•To open the squelch manually, push and hold [SQL]. (default)

iTo cancel the tone squelch, repeat steps e–yas de- scribed above and select “OFF” in step t.

◊Setting subaudible tones for tone squelch

operation

qSelect VFO mode or desired memory channel to be pro- grammed.

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Contents IR3 You experience a ringing in your ears, reduce the volume Areas with temperatures below -10C +14F or aboveEven when the receiver power is OFF, a slight current still +60C +140FSupplied Accessories Accessories included with the receiver QtyTable of Contents Accessory Attachment Battery installationAntenna Belt clipPanel Description Panel descriptionVFO/MEMORY Switch V/M Skip Mode Switch Mode SETMonitor Switch SQL ATT External DC Power Jack DCFunction display Skip Scan Indicator pgs Battery Indicators2ATTENUATOR Indicator p Audio and video output jack informationDual LCD Frequency and Channel Setting What is VFO?VFO and memory channels Operating band selectionSetting a frequency Setting a tuning stepPush SQL ATT to exit the attenuator setting condition Selecting a memory channelAttenuator function Lock functionWhen a signal is received Basic OperationReceiving U.S.A. version automatically turns itself OFF whenSetting volume level Setting squelch levelWhile pushing SQL, rotate Dial to select the squelch levelReceive mode selection Monitor functionSetting the backlighting condition Push Func + Mode SET momentarily to enter set modeDisplay backlighting Rotate Dial until Light appearsMemory channel contents Memory ChannelsGeneral Programming during selectionTransferring memory contents to another memory Programming after selectionExample Clearing memory channel 3 memory bank a Memory bank selection Memory clearPush Func + V/M for 2 sec. to clear Rotate the tuning dial to select the desired character Memory namesScan Operation Scan typesFull Scan p Function pFull/band/programmed scan Release ↔ to start the scanMemory bank scan To stop the scan, push ↔ againSelecting scan edges Band rangesSkip channel setting Setting the scan pause timeScan resume condition Rotate Dial until Pause Scan or Pause appearsSetting the scan resume time Rotate Dial until Scan Resume or RESUmE appearsFrequency skip function ON/OFF Frequency skip functionProgramming a skip frequency Priority Watch Priority watch typesMemory Scan Watch p VFO Scan Watch pPush Mode SET to exit set mode and start the watch Priority watch operationMemory channel watch and memory scan Watch Rotate Dial to select Priority or PRIoVFO scan watch Setting subaudible tones for tone squelch Operation Subaudible Tone OperationTone squelch operation OperationAvailable subaudible tone frequencies Unit Hz Pocket beep operationRotate Dial until Tone Freq. or tonE appears Push ↔ to stop the scan Tone scanPush SQL to stop the beeps and ﬂashing Rotate Dial until Duplex or dUP appears Duplex OperationDuplex shift direction Offset frequency Rotate Dial until Offset Freq. or oFFSEt appearsBand Scope Range, if desiredSkip channel setting TV OperationTV operation TV channel receivingTV frequency AM TV receiving TV frequency AM TV memory channelPush ↔ one or more times to select the band above 30 MHz Push Func + one or more times to select the TV screenATV memory channel Sub carrier adjustmentATV operation Signal source Signal levelsDirection Finding Direction ﬁnding function exampleOther Functions Set modeSet mode items Release Func to exit the condition Setting dial select stepDial select step Auto power-off function Rotate Dial until A.Power OFF or AP oFF appearsBeep tones Rotate Dial until Beep Audio or bEEP appearsPower saver Monitor switch actionRotate Dial until Power Save or P Save appears Rotate Dial until Monitor or monI appearsDial speed acceleration Lock function effectRotate Dial until Dial Speedup or SPEEd appears Rotate Dial until Key Lock or LoCk appearsDisplay mode selection Color LCD can be automatically turned on when usingDisplay contrast Rotate Dial until Display or dISP appearsRotate Dial until Bright appears Display brightnessDisplay background color Partial reset Total resetPush Power for 2 sec. to turn power OFF Cloning functionBattery Charging Battery cautionsBattery charging Battery pack installationCP-18A/E fuse ReplacementCP-18A/E Turn power OFF CheckRegular charging Rapid charging with the BC-135Operation Flow Chart Memory mode VFO modeScan resume time p Confirmation beep p Backlighting p Power save pAuto power OFF p Ccir channels TV Frequency TableA. channels New Zealand channels Australian channelsTaiwan channels China channels Indonesian channelsItalian channels FOT channels Receiver Specifications and OptionsGeneral Operating periods Approx OptionsTroubleshooting Problem Possible Cause SolutionQuick Reference Quick Reference Declaration of Conformity Kamihigashi, Hirano-ku, Osaka 547-0002 Japan