Icom IC-M302 Service Manual

5 - 1
SECTION 5 ADJUSTMENT PROCEDURES
5-1 PREPARATION
‘‘
REQUIRED TEST EQUIPMENT
EQUIPMENT
DC power supply
RF power meter
(terminated type)
Frequency counter
FM deviation meter
DC voltmeter
Digital multi-meter
Distortion meter
GRADE AND RANGE
Output voltage : 13.8 V DC
Current capacity : 10 A or more
Measuring range : 1–50 W
Frequency range : 100–300 MHz
Impedance : 50 Ω
SWR : Less than 1.2 : 1
Frequency range : 0.1–300 MHz
Frequency accuracy : ±1 ppm or better
Sensitivity : 100 mV or better
Frequency range : 30–300 MHz
Measuring range : 0 to ±10 kHz
Input impedance : 50 kΩ/V DC or better
Input impedance : 10 MΩ/V DC or better
Frequency range : 1 kHz ±10 %
Measuring range : 1–100 %
EQUIPMENT
Audio generator
Standard signal
generator (SSG)
Oscilloscope
AC millivoltmeter
External speaker
Attenuator
Dummy load
GRADE AND RANGE
Frequency range : 300–3000 Hz
Measuring range : 1–500 mV
Frequency range : 0.1–300 MHz
Output level : 0.1 µV–32 mV
(–127 to –17 dBm)
Frequency range : DC–20 MHz
Measuring range : 0.01–20 V
Measuring range : 10 mV–10 V
Input impedance : 4 Ω
Capacity : 5 W or more
Power attenuation : 40 or 50 dB
Capacity : 50 W or more
Resistance : 50 Ω
Capacity : 100 W or more
‘‘
CONNECTIONS
to the antenna connector
to DC cable
Standard signal
generator
17 to 125 dBm
(32 mV to 0.13 V)
CAUTION!
DO NOT transmit while the SSG is
connected to the antenna connector.
DC power supply
13.8 V /10 A
Frequency
counter
FM deviation
meter
Attenuator
40 dB or 50 dB
+
to EXT Speaker
Red cap
(EXT SP jack)
Red line
Black line
RF power meter
50 / 1 50 W
Distortion meter
Speaker

Icom IC-M302 Specifications

General

Brand	Icom
Model	IC-M302
Category	Transceiver
Language	English