10 W Amplifier (T353E)

This 10 W portable amplifier was obtained in the 1937 RCA valve manual. The power supply was not included. The circuit makes use of double tubes.

AD7779 24-bit ADC Simultaneous Sampling (COM116E)
September 2016 - It can be obtained from Mouser Electronics the new ADC AD7779 from Analog Devices with...
SICAD Fluorescent starter (CB4245E)
In the figure we have an application of ON Semiconductor's own semiconductor manual from the 80's....
Alarm with NC Switches (CB4805E)
This circuit was obtained from old documentation and has a very simple 6 or 12 V configuration...