LCD display driver (CB7558E)

This LCD driver circuit uses a common component today. The circuit is from 90's documentation.

Half Wave Control (CB6558E)
Suggested by Texas Instruments in 1968 documentation, this circuit uses components from the era....
Class A Amplifier - 2N3055 (CB1002E)
I found this circuit in an article in a 2003 publication. The circuit is an example of how to...
Voltage Regulator LM3900 (CB4043E)
This configuration makes use of an LM3900 transconductance operational amplifier. The transistor can...