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SB-34
SBE SB-34 Manuals
Manuals and User Guides for SBE SB-34. We have
1
SBE SB-34 manual available for free PDF download: Maintenance Manual
SBE SB-34 Maintenance Manual (70 pages)
Single sideband transceiver
Brand:
SBE
| Category:
Transceiver
| Size: 9.58 MB
Table of Contents
Table of Contents
2
Introduction and Operation
3
Transceiver Specifications
4
Control Functions
5
Volume Control
5
Tuning Knob
5
Microphone Connector
5
Pitch Control
6
Dial Correct
6
USB/LSB Switch
6
XMTR Switch
6
Transmitter Tuneup
7
Power Amplifier and Driver Tuning
7
Theory of Operation
9
Basic Transceiver Operation
9
Keying Circuit
13
Balanced Modulator
14
Diagram of Filter Selectivity
16
Sideband Selection
16
VFO Oscillator and Mixer
18
High Frequency Oscillator
20
Power Amplifier Circuits
22
AGC Operation
24
AGC Circuit
24
Power Supply DC Operation
25
Power Supply AC Operation
26
Voltage Regulator
27
Maintenance
28
Troubleshooting
28
Preliminary Checkout
29
Control Settings
29
Alignment Section
32
Voltage Test
32
Receiver Aligmnent
32
Transmitter Alignment
35
Alignment Troubleshooting Chart
38
Transistor Voltages
40
Procedure for Replacing Vevrnier Drive
46
Parts Location Diagrams
47
Modifications
59
On the VFO Board Change
59
On the if Board Change
59
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