Icom IC-A110 Service Manual

4-1 PREPARATION
• Some versions may need the optional CS-A110 CLONING SOFTWARE and OPC-478, OPC-592
CLONING CABLE for setting the
adjustment frequency.
• All adjustments must be performed on the [Wide] mode.
■ REQUIRED TEST EQUIPMENT
4 - 1
SECTION 4 ADJUSTMENT PROCEDURES
■ VFO CHANNEL ID LIST
• Channel spacing: 8.33/25 kHz [USA/USA-1] • Channel spacing: 25 kHz [GEN/GEN-1]
EQUIPMENT
DC power supply
RF power meter
(terminated type)
Frequency counter
Modulation analyzer
Distortion meter
External speaker
GRADE AND RANGE
Output voltage : 13.75 V DC
Current capacity : 10 A or more
Measuring range : 1–50 W
Frequency range : 50–300 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 : DC–300 MHz
Measuring range : 0 to 100 %
Frequency range : 1 kHz±10 %
Measuring range : 1 to 100 %
Impedance : 8 Ω
EQUIPMENT
DC voltmeter
Digital multimeter
Audio generator
Standard signal
generator (SSG)
AC millivoltmeter
Attenuator
Terminator
GRADE AND RANGE
Input impedance : 50 kΩ/V DC or better
Input impedance : 10 MΩ/V DC or better
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)
Measuring range : 10 mV–10 V
Power attenuation : 40 or 50 dB
Capacity : 50 W or more
Impedance : 50 Ω
Capacity : 50 W or more
Operating Freq.
(MHz)
118.0000
118.0000
118.0083
118.0167
118.0250
118.0250
118.0333
118.0417
118.0500
118.0500
118.0583
118.0667
118.0750
118.0750
118.0833
118.0917
118.1000
118.1000
etc
Channel spacing
(kHz)
25
8.33
8.33
8.33
25
8.33
8.33
8.33
25
8.33
8.33
8.33
25
8.33
8.33
8.33
25
8.33
Channel ID
(Displayed Freq.)
118.000
118.005
118.010
118.015
118.020
118.030
118.035
118.040
118.050
118.055
118.060
118.065
118.070
118.080
118.085
118.090
118.100
118.105
Operating Freq.
(MHz)
118.0000
118.0250
118.0500
118.0750
118.1000
etc
Channel spacing
(kHz)
25
25
25
25
25
Channel ID
(Displayed Freq.)
118.000
118.025
118.050
118.075
118.100

Icom IC-A110 Specifications

General

Frequency Range	118.000–136.975 MHz
Channel Spacing	25 kHz / 8.33 kHz
Power Supply Requirement	13.75 V DC ±15%
Output Power	36W (PEP), 9W (carrier)
Dimensions	150 × 50 × 180 mm (W × H × D)
Modulation	AM
Operating Temperature Range	-20°C to +55°C –4°F to +131°F