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Posts tagged 2N3819

sound system equipment

sound system equipment sound system equipment Audio Mixer circuit diagram Using FET This simple circuit mixes two or more channels into one channel (eg. stereo into mono). Parts R1, R3 10K Pot R2, R4 100K 1/4 W Resistor R5 6.8K 1/4 W Resistor C1, C2, C3 0.1uF Capacitor Q1 2N3819 Junction FET MISC Wire, Shielded […]

Video Signal Amplifier circuit diagram

Video Signal Amplifier circuit diagram This electronic circuit is a video signal amplifier that offers a broad band amplifier with a bandwidth of 5 MHz which will take the video signals from your VCR and will amplify them sufficiently to drive up to 3 monitors, TV sets (provided that they can accept direct video signals), […]

Free Usb Mp3 Player Circuit Board Project

Free Usb Mp3 Player Circuit Board Project

Dimmer

Dimmer using 40502 TRIAC Dimmer using 40502 TRIAC Parts R1 50K Pot R2 15K 1/2W Resistor C1, C2 0.068 250V Capacitor L1 Lamp To Be Controlled (up to 350 watts) L2 Neon Lamp TR1 40502 TRIAC MISC Case, Knob, Heatsink For TR1, Wire, Socket For L1 Notes 1. This circuit is for 117VAC only. 220 […]

Decade counter 4017

Decade counter 4017 and Audio VU Meter Circuit 4017 Decade counter 4017 and Audio VU Meter Circuit 4017

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