Kim / Commie keypads

From: Ross Archer <dogbert_at_mindless.com>
Date: Wed Apr 11 02:31:02 2001

----- Original Message -----
From: Richard Erlacher <edick_at_idcomm.com>
To: <classiccmp_at_classiccmp.org>
Sent: Tuesday, April 10, 2001 9:04 AM
Subject: Re: Kim / Commie keypads


> It's pretty hard to tell whether it's the keypad or the circuit that's
> malfunctioning. How did you determine it's the keypad itself?
>

Funny you should ask. I studied the circuit in detail
about two years back, and verified that closing the
right pair of application connector pins caused the
"broken" keys to register. I got busy, put the KIM
away in a box and forgot about it until recently.

> Dick
>
> ----- Original Message -----
> From: "Roger Merchberger" <zmerch_at_30below.com>
> To: <classiccmp_at_classiccmp.org>
> Sent: Monday, April 09, 2001 7:12 PM
> Subject: Kim / Commie keypads
>
>
> > Rumor has it that Sellam Ismail may have mentioned these words:
> > >On Mon, 9 Apr 2001, Ross Archer wrote:
> >
> > [[[ Editor's Note - original poster not identified ]]]
> >
> > >> > > So this discussion isn't totally off-topic, does anyone have
> > >> > > any suggestions on how to fix my dead KIM-1 keyboard?
> >
> > [ snip ]
> >
> > >I'll bet that the KIM-1 keypad was the same type that was used in one
of
> > >Commodore's pocket calculators. But even THOSE are pretty rare.
> > >
> > >I guess you're SOL. Is it possible to unsolder the keypad and
disassemble
> > >it to clean the contacts?
> >
> > I hope he's not [1]... I happen to have a Commie pocket calculator in my
> > basement - dunno if it's what you're looking for (it's *duuuuuusty!* and
I
> > don't think it works well) but I can put digital pix on the 'net in the
> > next couple days if that'd help...
> >
> > Shipping or small trade would be all I ask...
> >
> > [1] I'm hoping that the original poster isn't SOL, that is...
> >
> > HTH,
> > Roger "Merch" Merchberger
> > --
> > Roger "Merch" Merchberger --- sysadmin, Iceberg Computers
> > Recycling is good, right??? Ok, so I'll recycle an old .sig.
> >
> > If at first you don't succeed, nuclear warhead
> > disarmament should *not* be your first career choice.
> >
> >
>
Received on Wed Apr 11 2001 - 02:31:02 BST