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Miscellaneous - list of circuit diagrams
A new and improved version of Thomas Scarborough's wart zapper
author: Thomas Scarborough visits: 7258
A single chip metal detecor with a range of a few inches
author: Andy Collinson visits: 2645
A simple device to indicate various levels of hot water in a tank.
author: Andy Collinson visits: 230
This circuit will power a 6 inch 4 Watt fluorescent tube off a 12 volt supply, consuming 300 mA
author: Rev. Thomas Scarborough visits: 219
This circuit relies upon the extra high input impedance of a FET, and also demonstrates
the gate terminals sensitivity to changes in voltage
author: Andy Collinson visits: 169
Using a single cable such as speaker wire or doorbell cable, this circuit can be remotely positioned
author: visits: 154
The LED Torch is based on a 7555 timer running in astable mode
author: Rev. Thomas Scarborough visits: 52
This circuit will provide an output in Binary Coded Decimal from any of the input switches. The input switches may be expanded to 16 switches, providing a Hexadecimal to BCD conversion
author: Ron J visits: 46 |
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