Tag Archives: power

Dual Side Power Supply

Posted on 2 September 2013 by Frederick R. Vobbe

I recently ran up against a problem where I needed a dual sided power supply for an early 70s piece of equipment. The original manufacturer was out of business, and their PCB was encapsulated in potting solution. All I knew … Continue reading →

Posted in Building | Tagged 7805, 7812, 7815, 7818, 7824, 7905, 7912, 7915, 7918, 7924, LM320, LM340, negative, PCB, positive, power, supply | 5 Comments

Single End Power Supply

Posted on 2 September 2013 by Frederick R. Vobbe

Need a small power supply for a project? This one is based on the LM340 or 78xx series regulator. It can be constructed for +5, +6, +9, +12, +15, +18, or +24 volts DC. This supply was initially designed for … Continue reading →

Posted in Building | Tagged 7805, 7812, 7815, 7818, 7824, DIY, LM320, LM320T, LM340, LM340T, PCB, positive, power, single, supply | Leave a comment

Tag Archives: power

Dual Side Power Supply

Single End Power Supply

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