Simple Curve Tracer Circuit

Posted on Sep 22, 2012

Useful for checking diodes, transistors, triacs, SCRs, resistors, and LEDs, this curve tracer should prove useful in the experimenter`s lab. It displays the volt-ampere characteristic of a two-ter-minal device on an oscilloscope. This is a simple block diagram of the EZ-Curve.

Simple Curve Tracer Circuit
Click here to download the full size of the above Circuit.

Current-limited AC signals are passed through both the device under test and a precision resistor to yield current and voltage readings.

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