Switched analog buffer (CB9315E)

This circuit was obtained from an application note from Analog Devices from the 90s. The components are from that time.

Ammeter (CB19752E)
This analog ammeter circuit was found in documentation from the 1980s. The components admit...
Hartley Oscillator (CB18144E)
This conventional Hartley oscillator circuit with an audio output transformer was found in a...
Bar or Moving Point with LM3914 (CB15677E)
This bar or moving point indicator (bargraph) employs the LM3914 and can excite 10 LEDs, of any...