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TL-922 Revival (tm)
Kessler Engineering TL-922 Revival (tm) Manuals
Manuals and User Guides for Kessler Engineering TL-922 Revival (tm). We have
1
Kessler Engineering TL-922 Revival (tm) manual available for free PDF download: Installation Manual
Kessler Engineering TL-922 Revival (tm) Installation Manual (57 pages)
Kenwood TL-922 Linear Amplifier Hardware Upgrade Kit
Brand:
Kessler Engineering
| Category:
Amplifier Accessories
| Size: 10 MB
Table of Contents
Table of Contents
3
1 Copyright Notice
9
2 Caution
9
You May be Killed
9
3 Introduction
10
General Description and Purpose
10
Shortcomings in the Stock TL-922
11
TL-922 Revival
12
Hardware Upgrade Kit Features
12
TL-922 Revival
13
Preparation
14
Tools Required
14
LED Board Installation
16
Stock Lamps Prior to Removal
16
Panel with Illumination and Status Lamps Removed
17
LED Circuit Board Correctly Installed
18
Step Start PCB Installation
19
Rear Fan Enclosure
19
Mains Voltage Selection Terminal Strip
19
Inserting Step-Start PCB and Routing Wire Leads
20
Step-Start PCB and Terminal Strip Orientation
21
Stock Fuse Holder Configuration
21
Step-Start to Fuse Holder Connection
22
QSK T/R Relay PCB Installation
23
Bias Relay Prior to Removal
23
After Bias Relay Removal
24
QSK T/R Relay PCB Installed
25
Stock T/R Relay Removal
26
Stock T/R Relay Prior to Removal
26
Amplifier after T/R Relay Removal
27
QSK PCB to Tuned Input Connections
28
QRO Output to Coax Connection
29
RF Choke to Bandswitch Connection
29
QSK PCB to QRO Output Connections
30
Electronic Bias PCB Installation
31
Zener Diode and Heatsink Removal
31
Zener Bias Diode Prior to Removal
31
Amplifier Chassis after Zener Bias Diode Removal
32
Electronic Bias PCB Installation
33
PCB Installation Preparation
33
Electronic Bias PCB Installed
34
Electronic Bias PCB Connections
35
IG Electrical Connection
35
Filament Transformer Electrical Connections
36
Amplifier IG Connection
36
Standby-Operate Switch RY+ Connection
37
RL CONT" to TX Connection
38
Electrical Checkout
39
Complete Installation of QSK, Electronic Bias, and Step-Start
39
Electronic Bias ZSAC Adjustment Jumper
43
Electrical Schematics
46
Step-Start Schematic Diagram
46
Step-Start PCB
47
QSK T/R Relay Schematic Diagram
48
QSK T/R Relay PCB
48
LED Schematic Diagram
49
Led Pcb
49
Electronic Bias Schematic Diagram
50
Electronic Bias PCB
51
4 Service and Warranty
52
Bibliography
53
5 User Notes
54
User Notes - Continued
55
User Notes - Continued
56
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