Adjustment Procedures; Preparation - Icom IC-M604 Service Manual

SECTION 5 ADJUSTMENT PROCEDURES

5-1 PREPARATION

¤ REQUIRED TEST EQUIPMENT
EQUIPMENT
Output voltage
DC power supply
Current capacity
Input impedance
External speaker
Capacity
Frequency range
Tracking generator Output level
¤ CONNECTION
GRADE AND RANGE
: 13.8 V DC
: 10 A or more
: 4 Ω
: 5 W or more
: 100–300 MHz
: 0.1 µV to 32 mV
(–127 dBm to –17 dBm)
EQUIPMENT
Frequency range
Standard signal
Output level
generator (SSG)
DC voltmeter Input impedance
Distortion meter
Frequency range
Measuring range : 1–100 %
5 - 1
GRADE AND RANGE
: 0.1–300 MHz
: 0.1 µV to 32 mV
(–127 to –17 dBm)
: 50 kΩ/V DC or better
±10 %
: 1 kHz