Description: Hoyt's new DMS-20PC-FM Series are the world’s smallest, self-powered, ac frequency meters. Simply connect the ac line to the two rear input terminals, and the unit is fully operational ...
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 ...