transistor tester circuit

Transistor Tester Circuit

A simple transistor tester that identifies if the transistor is a NPN or PNP and indicates if it is working properly. (October 3, 2009)
Category: circuits electronics - Updated: 2009/10/03
LED flasher oscillator two transistors easy to build circuit schematic

Transistor LED Flasher

A simple LED flasher that uses only two transistors, one capacitor and one resistor. This basic oscillator can have other simple applications. (6/10/2006)
Category: electronics circuits light diy - Updated: 2009/07/23
Water level control using a microcontroller

Water Level Control/Monitor.

A simple way to control the level of any liquid in any container. (05/20/2004)
Category: diy circuits microcontroller - Updated: 2009/07/24

Where to get parts.

Tips to get cheap parts and some parts distribuitors than sell good and inexpensive parts. (6/10/2006)
Category: electronics circuits homemade - Updated: 2009/07/23

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