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InPowered battery charger circuit

InPowered battery charger circuit diagram schematic 6V-12V using NE555, LM7812, 2SA671, 1N4002, BC549 auto battery charger circuit On a lithium-ion cell, 3.8V/cell indicates a state-of-charge of about 50%. It must be noted that utilizing voltage as a fuel gauge function is inaccurate because cells made by different manufacturers produce a slightly different voltage profile. This […]

Circuit diagram in making incandescent lamps

Circuit diagram in making incandescent lamps This simple circuit that can be used to flash incandescent lamps up to 10W power rating. The circuit is ideal for making flashing beacons on automobiles and other applications like that.The circuit is nothing but  an astable multi vibrator based on Q1&Q2 ( BC557&BD139).The capacitor C1 is the main […]

i want the aural modulator circuits available all over the world?

bhavin.kotak asked: aural modulator is used in tv transmitter section…i want its circuit diagram or block diagram or pin diagram….present and used all over the world… i m living in india….but i want the ckt diagram of aural modulator used all over the world in the tv transmitter section… i want all the data available […]

USB adaptor using MAX3232

USB adaptor circuit using MAX3232

Charge Regulator circuit

9v 15A Charge Regulator circuit using scr 9v 15A Charge Regulator circuit using scr R1 ……… 47 ohm 5W R2 ……… 25 Ohm 5W R2 ……… 47 ohm R4 ……… 1K ohm R5 ……… 47 ohm 2W R6 ……… 47 ohm 2W C1 ……… 50uF 25V D1 ……… 1N1186 D2 ……… 1N1186 D3 ……… 1N4001 […]

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