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5 - 1
SECTION 5
ADJUSTMENT PROCEDURES
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REQUIRED TEST EQUIPMENTS
EQUIPMENT
GRADE AND RANGE
EQUIPMENT
GRADE AND RANGE
RF power meter
(terminated type)
Measuring range : 0.1–3 W
Frequency range : 100–500 MHz
Impedance : 50
Ω
SWR : Less than 1.2 : 1
Standard signal
generator (SSG)
Frequency range : 0.1–1300 MHz
Output level : 0.1
µ
V to 32 mV
(–127 to –17 dBm)
Frequency counter
Frequency range : 0.1–500 MHz
Frequency accuracy : ±1 ppm or better
Sensitivity : 100 mV or better
Oscilloscope
Frequency range : DC–20 MHz
Measuring range : 0.01–20 V
FM deviation meter
Frequency range : 30–500 MHz
Measuring range : 0 to ±10 kHz
AC millivoltmeter
Measuring range : 10 mV to 10 V
Audio generator
Frequency range : 300–3000 Hz
Output level : 1–500 mV
(–47 to 7 dBm)
External speaker
Input impedance : 8
Ω
Capacity : More than 50 mW
Attenuator
Power attenuation : 20 or 30 dB
Capacity : More than 3 W
5-1 PREPARATION
When adjusting IC-E7, these test equipments and the JIG cable (see the illust below) are required.
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CONNECTION