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Amplifier Clipping Indicator
AC triggered switch
Programmable Frequency Divider
Radio Commercial Zapper Circuit
Decimal Counter Using Two 7-segment displays and an 8051
interfacing to microprocessor
Non-Contact Power Monitor
Ni-MH battery charger using LT4060
ADEV Development System
Metal detector 4
R5000 Computer Interface
How To Build A One-Time-Only >> Burglar Alarm Circuit