[sdiy] +-12V supply

[harrybissell]

no... BBDs suck !!!    :^P

H^) harry

Roman wrote:

> if putting 723 instead of 7812 is an overkill, how would you call someone who made 1.5A power supply using regular opamps, darlington transistors, lots of other components, and 10ppm/K reference IC, where LM317/337 would be more than enough?
>
> You're right, a crazy maniac.
> But I just wanted it so bad.
>
> BTW, IMHO 78xx and 79xx suck
>
> Roman
>
> ---- Wiadomo¶æ Oryginalna ----
> Od: "Roy J. Tellason" <rtellason at blazenet.net>
> Do: synth <synth-diy at dropmix.xs4all.nl>
> Data: Thu, 13 Jan 2005 20:50:36 -0500
> Temat: Re: [sdiy] +-12V supply
>
> > On Thursday 13 January 2005 06:55 pm, Chris CROSSKEY wrote:
> > >  Toss out the 7812/7912 and use a 723 on each side with a big bypass
> > > transistor.....
> >
> > Why,  if the simpler setup will do what you need?  Did I miss something there
> > that indicated a massive current draw requirement or something?
> >