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Posts tagged Ic Chips

Good Site to find Circuit Board Schematics or Pin-Out diagrams for IC chips?

Seraph asked: Is there a place on line where you can go to find circuit board schematics for things, like a database or something. There have been many times when I take apart something, like a TV for example, and cant find where the power inputs go to replace a pulled out wire. I know […]

Circuit Diagram Radio Stereo Coder Multplexer Part 1

Circuit Diagram Stereo Coder Multplexer Multiplexer consists of 4 TTL ICs and transistors. A 7600-kHz crystal oscillator built with the 3-NAND The IC’s 2 and 3 of type SN7490. Now think of 76 kHz signal as a divider of two Werken. Either 38 kHz signal and the output Q Qnot decreased. Transistors T1 and T2 […]

Create an audio mixer Guitar – BC 26s Splitter Mixer

BC 26s Splitter Mixer. BC 26s Splitter Mixer. It is small , extremely versatile, and affordable. This small , very versatile, and affordable. It is a 6 in / 2 out mixer, a 2 in / 6 out splitter / distribution amplifier, and a 6 in / 6 out buffer amplifiers. This is a 6 […]

Power Delay On-Off with LDR

Power Delay On-Off with LDR using 1N4004, BC548, Relay, LDR

Amplifier 30W circuit diagram with STK465

Amplifier 30W circuit diagram with STK465 parts R1 = 1K C1 = 1uF/35V R2 = 3,3K C2 = 470pF R3 = 100 C3 = 100uF/60V R4 = 330 C4 = 100uF/60V R5 = 3,3K C5 = 10uF/60V R6 = 1K C6 = 47uF/60V R7 = 0,33 C7 = 8,2pF R8 = 33k C8 = 0,1uF […]

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