Showing posts with label Batteries. Show all posts
Showing posts with label Batteries. Show all posts

12v Battery Charger

Battery charger shown in this circuit diagram can be used to charge one or more…

Autoconnect Disconnect Battery Charger

A simple battery charger that disconnects the battery when charge voltage reach…

NiCd Battery Charger

The design of the charger is similar to that of many commercially available cha…

Phantom Supply From Batteries

Professional (directional) microphones often require a phantom supply of 48 V. …

Versatile Micropower Battery Protector

Protect your expensive batteries from discharge damage with this mini -sized e…

12 Volt Battery Guardian

Don't get caught with a flat battery; this easy-to-build circuit can cut of…

Car Battery Saver

I recently forgot to close the door of my car after parking in the garage and I…

Battery Saver

A small electronic switch that connects a battery to the equipment for a certai…

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