This sensitive two-transistor circuit was found in the June 1965 Radio Electronics magazine. The circuit has low drift and uses an analog instrument. The input resistance is high.
The integrated circuit 747 used in this circuit is a double 741. The circuit must be powered by a...
The circuit shown in the figure and uses the diode in the leakage current operation mode. In it,...
This multivibrator with the 4001 was found in the November 1974 Radio Electronics magazine. The...