Found in an English documentation, this circuit serves as a receiver for modulated sources of ultrasound. The sensor is a ceramic capsule. Transistors are general purpose types.
This circuit can be used to listen for SSB signals on receivers that do not have the built-in...
This configuration was found in Raytheon's circuit manual from the 1960s. The circuit has an...
Tem The CMOS oscillator illustrated in the figure has a frequency that depends on the temperature sensor, a...