Power Supply

Power supply projects and modifications for ham radio

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A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath
How to obtain a dual voltage without a transformer - How to obtain a dual voltage without a transformer
15 A from a PC Power Supply - 13.8 V 15A from a PC power supply
12 Volt 30 Amp Power Supply - Project for a 12 volt, 30 ampere Power Supply Unit
12/20 Ampere power supplies - Two types of home-brewed 12/20 Ampere 13,8volt power supplies, including detailed part lists by ON6MU

Alphabetical

12 Volt 30 Amp Power Supply - Project for a 12 volt, 30 ampere Power Supply Unit
[Hits: 1787 | Votes: 3 | Rating: 7.00]
12/20 Ampere power supplies - Two types of home-brewed 12/20 Ampere 13,8volt power supplies, including detailed part lists by ON6MU
[Hits: 1318 | Votes: 0 | Rating: 0.00]
12VDC Power Supply - It is easy to build a 12 VDC power supply out of an old computer power supply.
[Hits: 1030 | Votes: 0 | Rating: 0.00]
15 A from a PC Power Supply - 13.8 V 15A from a PC power supply
[Hits: 2219 | Votes: 1 | Rating: 9.00]
20 Amp power supply - A 13.8 volt 20 Ampere power supply project
[Hits: 1006 | Votes: 1 | Rating: 1.00]
30 Volt Computer Power Supply Stack - What do you do with a bunch of old computer power supplies?
[Hits: 875 | Votes: 2 | Rating: 7.00]
40 AMP Power Supply - G4YNM article on a 40A power supply unit
[Hits: 1285 | Votes: 4 | Rating: 8.75]
5 Amp power supply for portable usage - A 13,8v/5Amp 78H05 based power supply for portable use. In this example used to power up a Yaesu FT-817
[Hits: 942 | Votes: 0 | Rating: 0.00]
A Power Supply on the Cheap - Need a variable power supply that is short circuit protected and over voltage protected; Here is a good one that can be built cheap by VE3IVJ
[Hits: 92 | Votes: 0 | Rating: 0.00]
A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath
[Hits: 3836 | Votes: 2 | Rating: 9.50]
An universal power supply for rigs - VU3NSH article on high current universal supply for rigs
[Hits: 153 | Votes: 0 | Rating: 0.00]
Astron RS35m Power Supply Schematic - Astron RS35m Power Supply Schematic annotated with Notes from QST Hands-On Radio, "Experiment #35�Power Supply Analysis" PDF File
[Hits: 1289 | Votes: 16 | Rating: 7.31]
Convert PC Power Supplies for use by Ham Radio - PC power supply conversion for ham radio use. Slide show overview showing how convert PC Power supplies to ham radio use presented at the August 2007 FSARC meeting.
[Hits: 274 | Votes: 2 | Rating: 10.00]
DC to DC (12 to 24 V) Voltage Converter - This page describes a DC to DC voltage converter, pretty simple, for currents up to 500 mA by sv1bsx
[Hits: 343 | Votes: 0 | Rating: 0.00]
High current power supply for rigs - High current universal supply for rigs, project article by VU3NSH
[Hits: 104 | Votes: 0 | Rating: 0.00]
Hight voltage power supply - High Voltage Supply for GS 35B Amplifier
[Hits: 983 | Votes: 4 | Rating: 9.50]
How to obtain a dual voltage without a transformer - How to obtain a dual voltage without a transformer
[Hits: 2259 | Votes: 5 | Rating: 8.80]
HV power supplies - WV0NNI 2,800 VDC @ 2 Amps Continuous Variac adjusts filament voltage. A voltage doubler circuit, well suited for smaller, compact linear amplifiers.
[Hits: 361 | Votes: 1 | Rating: 5.00]
Multi-functional Power Supplies - Two types of multi-functional Home-brew 6/8Amps - 20 Ampere variable power supplies by ON6MU
[Hits: 522 | Votes: 1 | Rating: 8.00]
Power Supply Design - A home learning tutorial on the basics of designing simple power supplies for radio projects by VK2TIP
[Hits: 703 | Votes: 0 | Rating: 0.00]
Power supply from 3 to 30 V with an L200 IC - This was written by dl5dbm, Anwar von Sroka
[Hits: 736 | Votes: 7 | Rating: 4.57]
Small Unregulated Power Supply Project - Here's a simple power supply that can be used in many applications. It is not regulated , so keep that in mind for voltage sensitive devices , and of course you will need to understand how to select the correct amperage and voltage for the AC transformer.
[Hits: 284 | Votes: 0 | Rating: 0.00]
SSB20 power supply for SSB transceivers - 20 Amps peak of recycled grunt for SSB transceivers
[Hits: 506 | Votes: 4 | Rating: 7.50]
The Adjustable Voltage Regulator - N1HFX article on adjustable voltage regulator
[Hits: 275 | Votes: 1 | Rating: 7.00]
The Smart Switch - The purpose of this project is to build a smart switch A smart swith is a swith that needs a short press and the power will be turned ON.
[Hits: 247 | Votes: 0 | Rating: 0.00]
Variable regulated power supply - 1.2-30V 1.5A variable regulated power supply
[Hits: 668 | Votes: 2 | Rating: 2.50]

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Power Supply

Power supply projects and modifications for ham radio

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