Icom IC-F21S Two-Way Radio User Manual


 
5 - 5
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Operating frequency:
470.000 MHz
High/Low switch : Low
Connect the RF power meter or 50
dummy load to the antenna connector.
Transmitting
Operating frequency:
440.000 MHz
High/Low switch : High
Transmitting
High/Low switch : Low2
Transmitting
High/Low switch : Low1
Transmitting
Operating frequency:
455.000 MHz
High/Low switch : Low1
Channel spacing : Wide
Connect the audio generator to the
[MIC] jack and set as:
1.0 kHz/150 mVrms
Set the FM deviation meter as:
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (PP)/2
Transmitting
Channel spacing : Narrow
Transmitting
Operating frequency:
455.000 MHz
High/Low switch : Low1
No audio applied to the [MIC] jack.
DTCS code : 007
Transmitting
REFERENCE
FREQUENCY
[TXF]
OUTPUT
POWER
[POWER(Hi)]
[POWER(L2)]
[POWER(L1)]
FM
DEVIATION
(Wide)
[MOD W]
(Narrow)
[MOD N]
DTCS WAVE
FORM
[DTCS BAL]
Top
panel
Top
panel
Top
panel
Top
panel
Loosely couple a frequnecy
counter to the antenna connec-
tor.
Connect an RF power meter to
the antenna connector.
Connect an FM deviation meter
to the antenna connector
through the attenuator.
Connect an FM deviation meter
with an oscilloscope to the
antenna connector through an
attenuator.
470.0000 MHz
4.0 W
2.0 W
1.0 W
±4.10 kHz
±2.10 kHz
ADJUSTMENT ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT
LOCATION
5-3 SOFTWARE ADJUSTMENT
Select an operation using [] / [] keys, then set specified value using [] / [] keys on the connected computer keyboard.
Set to flat wave
form