IC Regulated Power Supply Tutorial

The gain control element is a Light Dependent Resistor (LDR). These are blessed with a few very...

This project describes a little QRP transceiver full legal power” (5 W at 12 V) for the 40...

The PhytoBot is a semi-intelligent plant which responds to external stimulus (light intensity and...

Depending on its design an electric guitar may have anything from one to six pickup elements....

The American Electrician gives a description of one wherein a glass battery jar, six inches by...

This circuit was designed as an aid in parking the car near the garage wall when backing up. LED...

A teardown of a BK Precision 4011 5MHz function generator a few weeks ago. Like most of basic...

The timer IC(NE555) is wired as an ASTABLE MULTIVIBRATOR in this circuit. It will generate...

A durable car power inverter can give you a more convenient life. 100W car power inverter is the...

You can add as many extra zones as you like to the Transistor Burglar Alarm System. The first...

The circuit can be selectively tuned in two very close in tone. Selective frequency is determined...

Elliot vented 2A3PP line, is also very simple, the key is the quality of the output of cattle....