This oscillator uses a crystal to set the frequency. The operating limit of the unijunction is in the order of 100 kHz. Power supply can be between 10 and 20V.
The presented circuit generates short pulses using a relaxation circuit with two complementary transistors...
This circuit was found in a Popular Electronics of the 80's. The NE602 functions as a heterodyne...
This circuit, from a 1988 documentation, makes successive actuation of the shower to control the...