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Icom IC-F41GT - Page 19

Icom IC-F41GT
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5 - 8
*The output level of the standard signal generator (SSG) is indicated as the SSGs open circuit.
NOTE: After RX SENSITIVITY adjustment is finished, S-METER (or RSSI L0/L2[MPT]) adjustment
(at page 5-9) must be re-adjusted.
SOFTWARE ADJUSTMENT continued
Select an operation using [] / [] keys, then set specified value using [] / [] keys on the connected computer keyboard.
±0.70 kHz [Wide] A
±0.56 kHz [Wide] B
±0.35 kHz [Narrow]
Minimum distortion
level
1
1
Operating freq. : 400.000 MHz [L]
440.000 MHz [ML]
450.000 MHz [MH]
480.000 MHz [H]
Output power : Low1
CTCSS : 88.5 Hz
DTCS code : 007
Set the FM deviation meter as:
HPF : OFF
LPF : 20 kHz
De-emphasis: OFF
Detector : (PP)/2
No audio applied to the [MIC] input.
Transmitting
Operating freq. : 400.000 MHz [L]
440.000 MHz [ML]
450.000 MHz [MH]
480.000 MHz [H]
IF bandwidth : Wide
Connect a standard signal generator to
the antenna connector and set as:
Frequency : 400.000 MHz [L]
440.000 MHz [ML]
450.000 MHz [MH]
480.000 MHz [H]
Level : 10 µV* (87 dBm)
Modulation : 1 kHz
Deviation : ±3.5 kHz
A
±2.8 kHz B
Receiving
CTCSS/DTCS
DEVIATON
[CTCS/DTCS]
RX
SENSITIVITY
[BPF T1]
[BPF T4]
Top
panel
MAIN
Connect an FM deviation meter
to the antenna connector
through the attenuator.
Connect a SINAD meter with an
8 load to the multi connector
through the JIG cable (see page
5-5).
ADJUSTMENT ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT LOCATION
CONVENIENT:
The BPF T1BPF T4 can be adjusted automatically.
q-1: Set the cursol to BPF ALL on the adjustment program and then push [ENTER] key.
q-2: The connected PC tunes BPF T1BPF T4 to peak levels.
or
w-1: Set the cursol to one of BPF T1, T2, T3, or T4 as desired.
w-2: Push [ENTER] key to start tuning.
w-3: Repeat w-1 and w-2 to perform additional BPF tuning.
A: W/N version, B: M/N version

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