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NX-900
51
ADJUSTMENT
Radio Check Section
Item
Condition
Measurement
Adjustment
Specifi cations /
Remarks
Panel test mode
PC test mode
Test-
equipment
Unit
Terminal
Unit
Parts
Method
1. Frequency
check
1) CH-Sig: 1-1
PTT:
ON
1) Test Channel
Channel: 1
Test
Signaling
Mode: Analog
Signaling: 1
PTT:
Press
[Transmit] button.
f. counter
ANT
Check
806.049194~
806.050806MHz
(±1.0ppm
@806.05MHz)
2. High
power
check
1) CH-Sig: 2-1
PTT:
ON
1) Test Channel
Channel: 2
Test
Signaling
Mode: Analog
Signaling: 1
PTT:
Press
[Transmit] button.
Power
meter
Ammeter
Check
12W~18W
9.0A or less
2) CH-Sig: 2-1 (TA)
PTT:
ON
2) Test Channel
Channel: 2
Test
Signaling
Mode: Analog
Signaling: 1
Talk Around: Check
PTT:
Press
[Transmit] button.
3. Low
power
check
1) CH-Sig: 2-1
PTT:
ON
1) Test Channel
Channel: 1
Test
Signaling
Mode: Analog
Signaling: 1
PTT:
Press
[Transmit] button.
4.0W~6.0W
5.0A or less
2) CH-Sig: 2-1 (TA)
PTT:
ON
2) Test Channel
Channel: 2
Test
Signaling
Mode: Analog
Signaling: 1
Talk Around: Check
PTT:
Press
[Transmit] button.
4. MIC
sensitivity
check
1) CH-Sig: 1-1
AG:
1kHz
PTT:
ON
1) Test Channel
Channel: 1
Test
Signaling
Mode: Analog
Signaling: 1
AG:
1kHz
PTT:
Press
[Transmit] button.
Deviation
meter
Oscilloscope
AG
AF VTVM
Adjust AG input
to get a standard
MOD.
Dev: 3kHz at
5mV±1.5mV
Summary of Contents for NEXEDGE NX-900
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