Category Archives: op-amp

More op-amp fun; 6m opening

I’ve been playing with the op-amp circuits some more.  While the Radio Shack 741 chip more or less worked as advertised, and I was able to amplify audio out of my iPhone (although slightly distorted, for whatever reason), the NE5532 … Continue reading

Posted in 6 m, op-amp, SW-40 | Leave a comment

The 741 chip and op-amps

I decided I wanted a little bit more information about op-amps.  Just soldering in the audio amp into the SW40 kit board and moving on with only vague recollections from 20+ years ago about what these chips do wasn’t satisfying … Continue reading

Posted in LM741, op-amp | Leave a comment