5 - 1
SECTION 5 ADJUSTMENT PROCEDURE
5-1 PREPARATION
When adjusting the contents on page 5-9, a JIG CABLE (see illustration as below) is required.
Some adjustments must be performed on the “ADJUSTMENT MODE”. Entering the “ADJUSTMENT MODE”, refer to the next
page in detail.
M REQUIRED TEST EQUIPMENT
EQUIPMENT
DC power supply
RF power meter
(terminated type)
Frequency counter
FM deviation meter
Digital multimeter
GRADE AND RANGE
Output voltage : 13.8 V DC
Current capacity : 25 A or more
Measuring range : 1–200 W
Frequency range : 0.5–50 MHz
Impedance : 50 Ω
SWR : Less than 1.2 : 1
Frequency range : 0.1–50 MHz
Frequency accuracy : ±1 ppm or better
Sensitivity : 100 mV or better
Frequency range : DC–50 MHz
Measuring range : 0 to ±5 kHz
Input impedance : 10 MΩ/V DC or better
EQUIPMENT
Audio generator
Attenuator
Standard signal
generator (SSG)
DC voltmeter
Oscilloscope
AC millivoltmeter
GRADE AND RANGE
Frequency range : 300–3000 Hz
Output level : 1–500 mV
Power attenuation : 50 or 60 dB
Capacity : 150 W or more
Frequency range : 0.5–30 MHz
Output level : 0.1 µV–32 mV
(–127 to –17 dBm)
Input impedance : 50 kΩ/V DC or better
Frequency range : DC–20 MHz
Measuring range : 0.01–20 V
Measuring range : 10 mV–10 V
• CONNECTION
to [SP]
PTT
to [CONTROLLER]
[MIC] connector
to antenna connector
Speaker
FM deviation meter
Distortion meter
Audio
generator
AC millivolt
meter
Standard signal
generator
CAUTION!
DO NOT transmit while
an SSG is connected to
the antenna connector.
DC power supplyAmmeter
Attenuator
Spectrum scope
RF power meter
Frequency counter
100 load
(SWR 2 dumy load)
8
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