Showing posts with label small. Show all posts
Showing posts with label small. Show all posts
Wednesday, May 1, 2013
Supper Deluxe Charge Rate Limiter for Small Capacity NiCad Batteries
Here is a deluxe version of the simple charge rate limiter, using the same idea but with the ability to charge two packs simultaneously from a single wall charger. For circuit description and parts list, see the simple charger page. Since wall chargers provide about 55mA, you should not use this dual circuit to charge batteries at rates greater than 27mA (for a total of 54mA).





Sunday, April 7, 2013
Amplifier circuit for small room
Amplifier circuit is very suitable to be used or applied in a narrow space such as in cars and so forth. Voltage amplifier is needed starting from 9 Volts to 17 Volts maximum. This amplifier circuit uses IC MPC575C, andsimilarities NEC575 . Power output is relatively very small, only 2 Watts.
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Schematics Amplifier MPC575C |
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