Re: Wanted: a spare PET shift lock -switch

From: Hans Liss <hans_at_liss.pp.se>
Date: Mon, 1 Jun 2020 18:04:44 +0200
Message-Id: <7FB027DB-367D-4B66-98B7-F5057A9859F9_at_liss.pp.se>
Retroleum.co.uk has a lot of info about different C64 keyboards, and Deskthority.net is of course The repository of keyboard information. That where stuff like this should be published, imo.

/Hans

Sent from my iPhone

> On 1 Jun 2020, at 17:48, Ethan Dicks <ethan.dicks_at_gmail.com> wrote:
> 
> On Mon, Jun 1, 2020 at 11:04 AM Anders Carlsson <anders.carlsson_at_sfks.se> wrote:
>> Actually the VIC-20 had at least three different keyboard mechanisms,
>> which fairly well can be identified by the keycaps. First you had the
>> "PET style" keyboard with wide letters in the Microgramma font...
>> 
>> The second model is the "Eurostile" keyboard... has different plungers.
>> Possibly the C64C introduced yet another type of plunger
> 
> I would be interested to see a list of what plungers there are across
> the entire line.  I have at least 3 machines with broken plungers - a
> C128 and C64 that came to me that way, and a PET graphic keyboard I
> dropped on a concrete floor when I was sorting parts.  :-(
> 
> I also have a long, long dead shift lock for a PET graphic keyboard.
> Back when I was 14, my brothers and I played a lot of Space Invaders.
> A *lot*.  We wore through the gold layer on the 4, 6, and A keys.  You
> could see circles of exposed copper on the pads.  I bought a
> replacement PCB from the local dealer ($35!) and replaced it myself.
> I kept the old harness and made an extension cable from it and brought
> 4 lines out and made an external arcade button interface so we could
> play on those buttons and not the keyboard.  Unfortunately for me, in
> the process of replacing the wires to the shift-lock, being 14, I
> melted the mechanism.  We never had a shift lock again (I didn't go
> get a replacement).  It's not important to me to replace it, but it
> reminds me that I've seen multiple types of shift lock switch over the
> years.  This one had a plastic body with metal pins, as opposed to
> those I've seen with a tiny circuit board and pads and short bare
> jumper wires.
> 
> This is the sort of thing that would make an excellent photo study on
> a Wiki page somewhere.
> 
> -ethan
> 
Received on 2020-06-01 19:00:03

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