Hardware Hobbyists vs. Emulator Jockeys

[Tony Duell]

> National Application Notes AN1(1967), AN8(1968) and AN2(1969) show the LM100
> regulator IC in switching configs.

Interesting. It looks like the rumour I heard about the 723 is false, in 
that it was known it could be used as a swticher from the start.

> The LM100 looks like the predecessor to the 723, a reference and error amp in
> one package. It disappears from later databooks, presumably obsoleted by the 723.

I think that's right. I cam across an LM100 in something recently, 
probably something old and HP. Maybe a 6940 multiprogrammer???

-tony