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Posts tagged Cathode ray tube (CRT) displays)

How to fix crt television color problem

How to fix crt television color problem Crt tv voltage test points CRT TV Circuit board using 1815, 1015, C2482, C2483 How to fix crt television color problem crt tv voltage test points crt tv screen problems crt picture tube charging circuit crt picture tube repair crt tv heater voltage crt filament connections crt pin […]

Electronic circuit system audio drivers

Electronic circuit system audio drivers system audio drivers

STK4131II Audio Amplifiers

STK4131II Audio Amplifiers STK4131II Audio Amplifiers Circuit Diagram STK4131II Audio Amplifiers STK4131II Audio Amplifiers

Op amp using IC M5152L and LA4440

Op amp using IC M5152L and LA4440 Op amp using IC M5152L and LA4440

Make mixer and a mic pre amp used tr BC177 or BC558

Make mixer and a mic pre amp used tr BC177 or BC558 This is the schematics of a simple low cost mic mixer that can be assembled from the components in your junk box. This two channel mike mixer is designed for handling high impedance dynamic microphones. Transistor Q1 can be any general purpose pnp […]

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