With only 1% distortion, this Motorola amplifier found in a 1968 documentation makes use of period components. The frequency response ranges from 10 Hz to 100 kHz.
This circuit for a frequency of 10 kHz was found in an Electronic Design. It makes use of a tunnel...
This oscillator can be used to generate sinusoidal signals from less than 1 Hz to close to 20 kHz....
The purpose of this circuit is to detect the movement of a person by the changes in light that...