This crystal-based circuit can generate accurate 50 or 60 Hz signals. The circuit is from a November 1998 Electronics Now magazine. The output signal consists of rectangular pulses.
The voltage regulator circuit described is highly accurate and uses discrete components...
The integrated circuit of this instrument is not common today. Equivalent operational can be...
This circuit is from 1980s documentation. The maximum operating frequency is 3.5 MHz. The current of...