This circuit of 1965 documentation makes use of a tunnel diode to retard a pulse without distortion. The components are from the era.
This circuit was found in a Mallory documentation from 1968. The integrated circuit is of the...
The circuit is suggested by National Semiconductor in its 1994 Linear Applications Handbook. The...
Found in a 1995 Hands-On Electronics, this circuit generates a sinusoidal signal whose frequency...