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Archives for October, 2014

Cell phone power supply schematic using 723 and 7812

Cell phone power supply schematic 2 – 7V 6/8A using 723, 7812, Tip 142, BD 139 Cell Phone Charger and Adapter Applications. This product is universal, portable and a rechargeable power for Power Bank Cell phone power supply schematic 2-7V 6-8A using 723 and 7812 Block diagram of Linear Regolated power supply. This simple usb cellphone […]

Electronics Circuit clock displays and clock timing for single board computer

Electronics Circuit clock displays and clock timing for single board computer The Clock Controller was designed to be an exemplary of using control timer 0 interrupt, 7-segment LED and keypad scanning. It provides 1-bit sink current driving output, for driving a relay, opto triac, say. Many projects requiring7-segment display and keypad interfacing may get the […]

Audio Amplifier Circuit

Audio Amplifier Circuit using TBA120

How to connect pc to tv

Guide connect pc to tv Guide to connect PC to TV via Scart socket. In particular, for use with the arcade game emulator Advance Mame There is not much difference between TV and the arcade monitor. TV can be considered as an arcade monitor + TV tuner + audio amplifier in a plastic box. To […]

Ac dc Bench power supply using STR W5753A

Ac dc Bench power supply using STR W5753A

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