[time-nuts] HP Stories: Battery Chargers, and a fading idolization of HP

Poul-Henning Kamp phk at phk.freebsd.dk
Sat Feb 9 17:02:12 UTC 2019


Hugh,

I notice your design, like all other HP designs I have seen from
that era, operates with a very high margin for low mains voltage.

Do you happen to remember what HP's design criteria were for this ?

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Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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