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5 Channel Portable Audio Mixer

5 Channel Portable Audio Mixer Audio Mixer schema using c945  

2SA1943 – 2SC5200 Schema and PCB Layout for Audio

2SA1943 – 2SC5200 Schema and PCB Layout for Audio

Projection 50″ TV, Power Supply Problem?

afterburner asked: Tried to paste a circuit diagram into this problem, but no luck. PROBLEM DESCRIPTION: Believe the problem is in the power suppy. Model: Hitachi CU 5002k 50″ 3 tube projection. No picture, raster or sound. I have no scope. Have VTOM. Output from the Sub Power Supply is, and should be, 122 VAC […]

On off Switch Control

On off Switch Control circuit using CD4027 On off Switch Control circuit using CD4027

tube Amplifier circuit for Guitar

tube Amplifier circuit for Guitar using 12AX7, 6BM8, 5Y3GT

Which technique uses in IR remote control systems?

harsh2035 asked: IR remote system uses in TV, DVD players etc.. is very sensitive, gives perfect result from some distance. When I tried to make very simple remote system which can be found on “http://www.electronic-circuits-diagrams.com/alarmsimages/alarmsckt19.shtml”, it results very less sensitivity, when emitter is almost 2m apart from sensor it stops to respond. Moreover it consumes […]

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