The circuit presented uses two common transistors and is powered by the circuit being tested. The circuit is for TTL logic, since its supply is 5 V.
This circuit produces low frequency sinusoidal signals. The circuit is a phase shift oscillator...
This 2009 circuit serves as an aid to those working on audio equipment repairs. With it, the...
The circuit shown in the figure is a third order Bessel filter with unit gain using two...