Icom IC-R5 instruction manual Offset frequency, Duplex direction, Tone squelch

Models: IC-R5

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9 SET MODE

DOffset frequency

Sets the duplex offset frequency for each frequency band in- dependently within 0 to 159.995 MHz range. During duplex operation (–DUP or +DUP), the monitoring frequency (while [SQL] is pushed) shifts the set frequency.

The default value may differ according to the selected fre- quency band (before accessing set mode) and receiver version.

The selected tuning step in VFO mode is used for the off- set frequency setting.

DDuplex direction

Sets the duplex direction. The displaying frequency shifts the programmed frequency in offset frequency above when mon- itor function is in use (while pushing [SQL]).

• OFF

: Simplex operation. (default)

–DUP

: The displaying frequency shifts down dur-

 

ing monitor.

• +DUP

: The displaying frequency shifts up during

 

monitor.

Simplex operation

Positive duplex operation

DTone squelch

Sets tone or DTCS squelch operation and pocket beep capa- bility, when waiting for the desired signal.

• OFF

: Regular noise squelch operation. (default)

• TSQL

: Using tone squelch. The squelch opens only

 

when a signal with matched subaudible tone

 

is received.

• P BEEP

: In addition to the “TSQL” setting, alert beeps

 

will sound when a signal with matched tone is

 

received.

• DTCS

: Using DTCS squelch. The squelch opens

 

only when a signal with matched DTCS code

 

is received.

P DTCS : In addition to the “DTCS” setting, alert beeps will sound when a signal with matched DTCS code is received.

Tone squelch operation

Pocket beep operation

DTCS squelch operation

DTCS beep operation

The subaudible tone frequency and DTCS code is pro-

grammed in the tone frequency and DTCS code item, re- spectively.

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Page 56
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Icom IC-R5 instruction manual Offset frequency, Duplex direction, Tone squelch