pH meter (CB21196E)

This circuit was found in documentation from Analog Devices. The circuit is based on an AD795 and a commercial pH probe.

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Over the Top Current Sensor (CB5379E)
This High Side Current Sensor was found in a 2005 Linear Technology manual. The current sensing...
Photo Oscillator (CB512)
The frequency of the tone produced by this oscillator depends on the amount of light falling onto...
Incandescent flasher (CB12989E)
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...