We found this circuit in an old documentation, but the components used offer no difficulty in obtaining it. The CMOS integrated circuits are powered by a 6V supply.
This circuit was found in a 1980s telecommunications publication. The circuit uses a diode bridge to...
Audio frequencies in the 300 Hz to 30 kHz range can be measured with this circuit. Transistors allow...
Indicated to be used as a clock, this circuit was found in old documentation. The operational of...