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ac power supply for tv and pc

ac power supply schema for tv and pc ac power supply circuit for tv and pc

InPowered Battery Testers circuit

Auto Car Battery Testers circuit using LM3914

PreAmplifier circuit diagram using BC546, BC556

PreAmplifier circuit diagram using BC546, BC556 Preamplifier parts: P1 10K Linear Potentiometer P2 10K Log. Potentiometer R1,R2 68K 1/4W R3 680K 1/4W R4 220K 1/4W R5 33K 1/4W R6 2K2 1/4W R7 5K6 1/4W R8,R18 330R 1/4W R9 47K 1/4W R10 18K 1/4W R11 4K7 1/4W R12 1K 1/4W R13 1K5 1/4W R14,R15,R16 100K 1/4W […]

Motorcyle Alarm – The circuit board and switches must be protected from the elements.

Any number of normally open switches may be used. Fit the mercury switches so that they close when the steering is moved or when the bike is lifted off its side-stand or pushed forward off its centre-stand. Use micro-switches to protect removable panels and the lids of panniers etc. While at least one switch remains […]

500w Power Audio Circuit For Horn

500w Power Audio Circuit For Horn Part: R1 27 kΩ         C1 1 µF 63V                D1 1N759A zener 12V 0.5W R2 4.7 kΩ        C2 1nF 100V               D2 1N4738AT zener 8.2V 1W R3 5.6 kΩ        C3 100 µF 16V            D3 1N4738AT zener 8.2V 1W R4 5.6 kΩ        C4 100 nF […]

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