This General Electric circuit is from the 80's. The PUTs used in this meter are not common components today.
This circuit uses a resonant reed relay to recognize the frequency of an input signal. Adaptations...
A divide-by-4 or two-bit binary counter can also be built using two flip-flops of the 4027 type as...
This circuit was found in a 2005 Linear Technology component manual. The circuit is full bridge...