An Atmel AT90S2313 microcontroller is used to build this RS232 frequency meter which can communicate at 9600 baud through an RS232 terminal program which eliminates the use of any front panel controls ...
The low-cost 4051 programmable multifunction generator also serves as a digital voltmeter, frequency counter, 80-W triple-output logic power supply, and 35-MHz logic probe. The unit can produce sine, ...
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