DEC H7822 power supply

Paul Koning paulkoning at
Wed May 11 20:04:15 CDT 2022

> On May 11, 2022, at 9:00 PM, Maciej W. Rozycki via cctalk <cctalk at> wrote:
> ...
> I guess especially for standard capacitors factories ordered whatever was 
> readily available whereas with the high-ripple low-impedance/ESR parts the 
> choice was much more limited.

I wonder if nowadays a good replacement for the case where low ESR is needed would be a big ceramic capacitor.  Unlike the old days those now can be had in many-µF capacitances.


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