[sdiy] Op Amp LED driver / Current Source problem/solution

[Justin Owen]

-----Original Message-----
From: Needham, Alan [Alan.Needham at centrica.com]

> Can you confirm that the op amp has +/- supplies here.

Yes the op amps are supplied by +/-12V. The input signal I'm working with on the circuit in question <http://www.sdiy.org/juz/unipolar_LED.png> will only be receiving a signal in the range of 0 to +5V - so it doesn't need to deal with negative inputs.

- J