The circuit presented is from the Motorola Linear Databook of 1990. The integrated circuit is a transconductance operating and the power supply need not be symmetrical.
This circuit can gerenate square signals and be comanded by na external control. When the input...
Hartley oscillator operates in the audio range. Frequency can be adjusted by P1 and also depends...
We find this vibrato configuration with transistors in a 1987 documentation. The components are still...