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Posts tagged BC557

Amplifier Auto Power ON

Amplifier Auto Power ON Signal detecting auto power-on unit, audio signal controlled relay switch module, amplifier auto power on, audio sensing power switch, audio detector switch, audio signal detector circuit, line level audio detection circuit, audio triggered power switch part : BC547 , BC557, LM358, Relay

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 […]

High Voltage Power Supply

High Voltage Power Supply Electronic Circuit power supply +12v, +16v, 125v for tv using Degauss

need schematic diagram RCA ac/dc TV set, model E09304WH, chassis TX825NC. AC power supply resistors burned up.

Bernie H asked: The model no. and chassis no. are on the back of the set, not on the remote. Date of manufacture Oct. 1995. Small portable TV set 115v./12v for RV use. Works ok on 12 volts, 3 or 4 resistors in 115v circuit fried.

Making USB using RS232 converter

Making USB using RS232 converter works really well with all the devices I tried. USB to RS232 converter can also use FT8U232AM and Maxim-IC MAX235 If no FT8U232AM, could also use TTL level RS232 signals. The FT8U232AM and supporting components are also available as a complete module – called USBMOD1 – in 32pin DIL IC […]

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