Pulse generator 1 us (CB7481E)

This circuit was found in a 1977 Radio Handbook. The ports used are CMOS like 4001 and the inverter is formed by a port configured as such.

Low Drift Sampling and Hold (CB5954E)
This low drift or offset circuit is from an 80's documentation. The configuration can be made with...
Logarithmic Light Meter (CB5305E)
This circuit has a logarithmic response as a function of the light falling on the sensor. The...
Tunable notch filter (CB7402E)
Found in 80's Electronic Engineering, this circuit can tune the frequency to be rejected. The power...