Power Supplies?

[Paul Perry]

At 05:58 PM 27/08/97 +0200, Matthew S. Padden wrote:

>My long term plan is to use a supply like the one featured in the Digisound 
>system; +/-15V using 723 regulators, precision trimmers, series pass 
>transistors for plenty of current and output protection against excessive 
>voltage and/or current. At the moment I'm using either a pair of bench 
>supplies, or a huge old linear open-frame supply which has all the 
>protection mentioned above.
>
......I think a better way might be to put separate regulators on each
board/module.
they are cheap enough, and it gives valuable isolation from clock/gate
transients.

A large psu, no matter how designed, is IMHO an achilles heel. 

paul perry melbourne australia