Tricopter Construction Tutorial

This is a small but quite powerful FM transmitter having three RF stages incorporating an audio...

Most amps acoustic frequencies that make our readers, instead of a transformer power, sometimes...

It`s one of the simplest circuits to get working but one of the more tricky to understand. This...

As everyone knows, any closed loop system is unit gain to noise temperature ratio l in the gain...

The purpose of this lab is to implement a decimal counter which counts from 0 to 99. You will...

This circuit diagram is a UM66 based touch sensitive musical bell. The circuit is built around...

This circuit consists of two identical intercom units. Each unit contains a power supply,...

Condenser Microphones typically sound better than dynamic microphones. If you are unfamiliar with...

As shown in FIG. 3 ~ 6V a practical adjustable power. The power supply to the integrated voltage...