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AX700ES
User Manuals: Standard AX700ES Receiver
Manuals and User Guides for Standard AX700ES Receiver. We have
2
Standard AX700ES Receiver manuals available for free PDF download: Service Manual
Standard AX700ES Service Manual (56 pages)
wide band
Brand:
Standard
| Category:
Receiver
| Size: 31 MB
Table of Contents
Contents
2
General Information
3
Controls and Connections
4
Maintenance
5
Disassembly
5
Top and Bottom Covers, Rear Panel and Main Board
5
Sub-Control Board
5
Test Set up
6
Alignment Reference Points
7
Bottom View
7
Alignment/Performance Check
9
Display Check
9
Current Drain and Voltage Level Checks
9
Sensitivity
9
Bandscope
10
Setting the Muting Level in the FM-W Mode
10
Setting the AM-IF Level
10
Setting the VCO Voltage
10
Specifications
11
Theory of Operation
12
Power Supply Circuitry
12
Front End: Tuner Circuit
12
Analyzer Circuit
13
Second if Circuit
13
Third if Circuit and Detector Circuit
13
FM-W Mode
13
Automatic Gain Control Circuitry
14
Audio Signal Switching Circuit
14
FM-N/AM Modes
14
Detector Circuit for Audio Scanning
14
Active Circuits for Different Modes
15
Mute Circuit Operation Chart for Different Modes
15
PLL Synthesizer
16
Audio Mute Circuit and Squelch Circuit
16
Mode Voltage Mute Circuit
16
First Local Circuit
16
Second Local Circuit
17
Equation for Calculating the N Number
17
Reference Frequency
17
Phase Comparator/Low Pass Filter
17
Programmable Divider
18
Phase Comparator
18
Unlock Signal
18
Low Pass Filter
18
Control
19
Main Microprocessor Q101
19
Block Diagram
22
Exploded Parts View and Parts List
25
Chip Parts
25
Component Overlay
45
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Standard AX700ES Service Manual (56 pages)
WIDE BAND RECEIVER
Brand:
Standard
| Category:
Receiver
| Size: 31 MB
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