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Posts tagged BD139

3000W Inverter

3000W Inverter Parts list: R1=10Mohms R2=100ohms R3=1.2Kohms R4=560Kohms R5-6=2.2Kohms R7-8=56 ohms 5W CX=22pF trimmed capacitor C1-2=22pF ceramic C3=8.2nF 100V MKT c4=10uF 16V C5=47uF 16V C6=470nF 400V D1=5V6 0.4W D2-3=47V 1W Q1-2=BS170 Q3-4=BD139 Q5-6=BD249 IC1=4060 IC2=4013 IC3=4047 CR1=3.2768 MHZ crystal T1=220Vac/2X10V 2X2.2A F1=5A Fuse F2=0.25A Fuse L1=1H smoothing choke 1. Advanced Energy Flow Management for lowest […]

400w Audio amplifier schema and layout

400w Audio amplifier schema and layout 400w power amplifier schema and layout using 2SC2922, 2SA1216, BD140, BD139, TIP41c, 2N5401 PA 400w using 2SC2922, 2SA1216, BD140, BD139, TIP41c, 2N5401

Aurel RX FM – RX-4M50FM60SF Kits

Aurel RX FM – RX-4M50FM60SF Kits Many wireless microphone system

charge coupled detector

charge coupled detector using 74C14, IRF640, Relay charge coupled detector circuit using 74C14, IRF640, Relay

Making RF Meter 2.4 GHz Wave Antenna

RF Meter circuit 2.4 GHz Wave Antenna using  LM324 RF Field Strength Meter detects Accuracy in the FM, TV and cell tower frequency range 30 MHz – 2.4 GHz

2sc5200 2sa1943 Amplifier Schematic

2sc5200 2sa1943 Amplifier Schematic And Layout 2sc5200 2sa1943 price high power amplifier circuits 2sc5200 2sa1943 datasheet 400 watts power amplifier circuit diagram amplificador com 2sc5200 2sa1943 2sc5200 2sa1943 amplifier circuit diagram pdf 2sc5200 amplifier circuit diagram

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