This circuit was found in Texas Instruments documentation from 1968. The transistors are from that time, admitting modern equivalents. The response ranges is from 20 to 20 000 Hz.
Bis This two-transistor circuit was found in the January 1994 issue of Electronics Now magazine. The...
We found this circuit in an old English documentation. The circuit can employ other gates and...
The circuit of the figure operates in an overtone of the crystal frequency, that is, in the...