Found in a 1964 Electronic Design, this circuit makes use of FETs of the time. These transistors can be replaced by modern general-purpose types. The input resistance is 30 M.
This circuit appeared in the November 1995 issue of Electronics Now magazine. The circuit uses...
Found in the December 1995 issue of Electronics Now, this circuit generates sinusoidal signals. The...
This Motorola circuit is from 1965. Collector currents must be 7 and 12 A for transistors....