Wiring Material

The aim of this design was to reproduce a Combo amplifier of the type very common in the sixties and the seventies of the past century. It i...

In this circuit, a 74HC14 hex Schmitt trigger inverter is used as a square wave oscillator to drive a small signal transistor in a class C a...

This is a 2-station simple intercom circuit build based on transistors part and using common 8R mini speakers. The speaker works as micropho...

This voltage inverter circuit powering a dual supply op amp from a single battery problem. The circuit simply takes a positive voltage and i...

This simple and inexpensive circuit can produce a dual (positive and negative) voltage from a single supply input. It is therefore extremely...

IC Timer 555 has a basic PWM controller with features pengendalianlebar 0 .. 100% pulse that is controlled using the R1, at the time of cont...

This is just addition 20W audio amplifier circuit , but this time based on the LM1875 audio amplifier IC from National Semiconductors. With ...