Constant Current Source 0-4 mA Posted on May 19, 2012 by John From CircuitLab.com Constant Current Source 0-4 mA

So R4 is emulating load? What about load of 100 K ohms? Could you still get 2 – 4 mA current flow? Reply ↓

So R4 is emulating load? What about load of 100 K ohms? Could you still get 2 – 4 mA current flow?

This is a nice one – easy to look up and by the way that Q3 is 2n2907A