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IC-45E
Icom IC-45E Manuals
Manuals and User Guides for Icom IC-45E. We have
1
Icom IC-45E manual available for free PDF download: Instruction Manual
Icom IC-45E Instruction Manual (37 pages)
430MHz FM transceiver
Brand:
Icom
| Category:
Transceiver
| Size: 3 MB
Table of Contents
Table of Contents
2
Specifications
3
Description
4
Installation
5
Unpacking
5
Location
5
Mounting Bracket Installation
5
Power Requirements
6
Angle Adjustment
6
Optional Installation
6
Antenna
7
Microphone
7
External Speaker
7
Microphone Plug Exploded View
7
Control Functions
8
Front Panel
8
Vfo/Memory Channel Switch
8
VFO Switch
8
Rear Panel
10
Under the Top Cover
11
Operation
12
How to Tune
12
Preset Frequencies
12
Tuning Control
12
Transferring VFO Frequency
13
Duplex Operation
13
Resetting the Offset Frequency
14
Memory Channel Operation
15
Memory-Write
15
Memory Reading
15
Scanning Operation
15
Programmed Scan
16
VFO Full Range Scan
17
Resuming Scan
17
Priority Function
18
Receiving
19
Transmitting
20
Inside View
21
Main Unit Side
21
PLL Unit Side
21
Circuit Description
22
Outline
22
Receiver Circuits
22
Antenna Switching Circuit
22
Audio Circuit
23
Squelch Circuit
23
Receiver Circuit
23
Transmitter Circuits
24
MIC Amplifier Circuit
24
Multiplier and Driver Circuits
24
Power Amplifier Circuit
24
PLL Unit
25
Local Oscillator Circuit
25
PLL Circuit
25
Programmable Divider Circuit
26
Reference Frequency Generator Circuit
26
Phase Detector and Loop Filter Circuit
26
VCO Circuit
27
Buffer Amplifier Circuit
27
Driver Unit
27
Clock Pulse Generate Circuit
27
Scan Control Circuit
28
CPU Control Circuit
28
CPU Input Matrix
29
Frequency Control, Display and I/O Circuit
31
Driver Circuit
32
Troubleshooting
33
Block Diagram
35
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