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Information   Information
Finding Transformers   Transformers
About Capacitors   Capacitors
Types of Voltage Regulators   Volt Regulator
T13.8 Volt Power Supply   Schematics
Using Pass Transistors   Pass Transistors
Modification to Astron   Modifications
Parts   Parts
Transformer Symbol   Transformer Symbol
12 Volts to 5 volts   DC-DC Conversion
Repair your own power supply   Repair Your Own
Trace Side of Regulator   Reg PC Board
Finished View of Regulator   Assem. Reg PCB
Walk You Thru Repair   Repair Tutorial 1
Walk You Thru Repair   Repair Tutorial 2
RF Proof   RF Protection
Calculate Wire Size   Power Calculator
Ham Radio Links Page   Amateur Radio Links
Heat Sinks and Cooling   Heat Sinks Cooling
Crow Bar Over Voltage Protection   Crow Bar Circuit
Pass Transistor Schematic Configuration   Pass Trans. Config.
Output Transient Suppressor Network   Output Protection
Current Limit Resistor Network   Current Limiting
KB7KBT Amateur Radio Page   My Ham Radio Page
This web site design and maintained by GFM Designs   GFM Designs
Link to an awesome graphics program page   Graphic Program
Manufacturer Specification page..   Spec. Sheets
Replacement circuit page.   Replacement Circuit
Site Map page.   Site Map
Projects.   Projects
Power Supply Load Tester.   Load Tester


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Schematics Master Page


Click Here - 13.8 Volt 20 Amp Supply

Click Here - Regulator and drive transistor circuit

Click Here - Power Supply

Click Here - Dual Voltage - 12V Pos / 12V Neg


















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