Need Info: "LH Research" Power Supply

From: Dwight Elvey <elvey_at_hal.com>
Date: Tue Jul 6 21:44:33 1999

jpero_at_cgocable.net wrote:
>
> Be careful, I have seen switchers that looks almost like analog per
> your descriptions and few analog ones looks like complex switcher.
>
> Switchers: Only talltale item: solid ferrite core and small, tends
> to have copper band; switcher. Analog PSU tend to have soft iron
> lamites and bit heavy and tend to hum like a bee sometimes.
> Switchers sometimes squeal and usually quiet.
>
> Wizard

All true but low voltage outputs rarely have 350-450V electrolytics
hanging on them.
Dwight
Received on Tue Jul 06 1999 - 21:44:33 BST