Packrat genome project questions

From: Tothwolf <tothwolf_at_concentric.net>
Date: Tue Jan 29 19:55:36 2002

On Tue, 29 Jan 2002, Tony Duell wrote:

> [HP 'classic series' battery packs]
>
> > > There's no off-the-shelf replacement, but most HP calculator hackers
> > > have learnt to crack open the plastic housing and replace the cells (3
> > > tagged AA NiCds in this pack).
> >
> > They sell those 3-cell AA NiCad packs here as replacements for cordless
> > phones. I've often see them in local shops for $10-12.
>
> Sure, they're available over here (about \pounds 10.00 IIRC). They're one
> possible replacement for restuffing the original HP pack.
>
> You do want to start with an HP pack, though. You want the plastic
> housing and terminal contacts. That way you can make something that slots
> into the calculator like the genuine pack. Yes, you could wire the
> terminals to the contact strips in the calculator (or to the appropriate
> connections on the adapter plug), but it's more messy that way.
>
> For that reason, never throw out an old HP battery pack (even though HP
> never considered them to be repairable). It's _always_ possible to
> rebuild them. and you need some parts from the old pack

It's getting that way with old laptops and portable computers these days
too. Replacement "packs" are either not available or are way to expensive.
More often than not, the batteries inside those things are standard
(usually still have to be ordered) NiCad or Nimh type cells.

-Toth
Received on Tue Jan 29 2002 - 19:55:36 GMT