alarm circuit diagrams Simple Alarm Circuit using 12C509, 2N7000, 78L05
Archives for Timer
audio power amplifier circuit
audio power amplifier circuit using uPC1185H2
LM555 Basic Electronic Circuits – Data sheets Timer Internal Circuit Block Diagram part 27
LM555 Basic Electronic Circuits – Datasheets Timer Internal Circuit Block Diagram part 27
Power Supply Control
Power Supply Control using BC549, BC559, BD139
Model Police Car Siren circuit
Model Police Car Siren circuit using 9013, 9012 R1 ………….. 6,8K ohm R2 ………….. 2,2K ohm R3 ………….. 100K ohm R4 ………….. 15K ohm R5 ………….. 1K ohm R6 ………….. 470 ohm VR ………….. 1K ohm C1 ………….. 4,7uF – 10V C2 ………….. 0,068uF – 25V TR1 …………. P.U.T. MEU – 21 TR2 …………. FCS […]
