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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Line Driver (CB24229E)
This circuit couples 600-ohm signals to a line of the same impedance consisting of an amplifier stage....
Electronic Ignition RCA (CB4623E)
This circuit is suggested by RCA and is based on a dedicated integrated circuit that is the...
Symmetrical Power Supply (CB19254E)
The power supply shown has protection against short circuits and can eventually be mounted with...