[sdiy] What are they?

[Mike]

> > I's try a careful test with a 741 circuit. with a socketed 8 pin DIL,
then
> > use a lead spreader to fit the can part, and test again. There is a neat
> > 741 tester in the Lancaster book.
>
> Which book?  I have several of his and don't recall this offhand.
>
Sorry, my bad - it is in Jung's IC Op Amp Cookbook, (right style, wrong
author!), in the signal generation section

Mike