100 kHz Oscillator (CB22379E)

This is the single-sourced version of the previous oscillator. Frequency can be changed by changing C1.

Difference amplifier (CB7446E)
Linear Technology's LT213 circuit, which suggests this application in 90s documentation, is not...
Zener Regulator (CB22541E)
This is the patent for the zener diode regulator circuit by David B. Dean of Austin published in...
Amplifying Stage (CB6127E)
This circuit is from a 1967 publication. The configuration holds true for modern transistors having...