Search found 60 matches

by jharre
Wed Nov 14, 2018 9:43 pm
Forum: PCjr Hardware
Topic: PCJr PC-Sprint / PCXT PC-Sprint
Replies: 52
Views: 22263

Re: PCJr PC-Sprint / PCXT PC-Sprint

Put me down for one, maybe two boards.

<*> Jim
by jharre
Mon Sep 17, 2018 9:25 pm
Forum: PCjr Hardware
Topic: 286 mod?
Replies: 9
Views: 2961

Re: 286 mod?

Ah! I see. Just looked at the eBay pix earlier - now see what you mean.
by jharre
Mon Sep 17, 2018 8:35 am
Forum: PCjr Hardware
Topic: 286 mod?
Replies: 9
Views: 2961

Re: 286 mod?

It appears that the 286 is in that small box atop the jr and attached with 2-conductor lamp cord wire. Huh? If that's the case, I can chop up an old P4 motherboard, attach it the same way, and have a Pentium 4 powered PCjr! Or, wait!! There's probably an old i3 floating around here somewhere. Am I m...
by jharre
Fri Jul 20, 2018 9:48 pm
Forum: PCjr Hardware
Topic: PC JR Colors, a work in progress
Replies: 9
Views: 4058

Re: PC JR Colors, a work in progress

The last time I saw those cabinets, they looked a lot duller! :D

Good job.

<*> Jim
by jharre
Fri Nov 25, 2016 10:31 am
Forum: PCjr Hardware
Topic: Tandy video mod
Replies: 26
Views: 15535

Re: Tandy video mod

100_0780 (Medium).JPG It was designed for the C128, but it works great with the Jr. Yep, it works great here, too. I had picked up a couple bare boards from J. Alex a while back http://he-insanity.blogspot.com/ and was pleased. The digital to analog board takes a handful of parts including some 1% ...
by jharre
Wed Apr 13, 2016 8:34 pm
Forum: PCjr Hardware
Topic: PS/2 to PCjr Keyboard Converter Firmware BUGFIX
Replies: 10
Views: 7013

Re: PS/2 to PCjr Keyboard Converter Firmware BUGFIX

Isn't it fun to go back over your code and wonder, "What was I thinking when I did THAT?"

<*> Jim
by jharre
Thu Mar 24, 2016 9:48 am
Forum: PCjr Hardware
Topic: DOM Corrupted?
Replies: 29
Views: 14692

Re: DOM Corrupted?

Perhaps when the bottoms of the posts broke off they left debris under the motherboard that is preventing you from fully seating the drive assembly?

<*> Jim
by jharre
Sat Feb 13, 2016 8:56 pm
Forum: PCjr Hardware
Topic: DOM Corrupted?
Replies: 29
Views: 14692

Re: DOM Corrupted?

I'd try a different DOM. If you don't have a spare, I have a PQI 128 Meg module I could lend you.

<*> Jim
by jharre
Tue Nov 03, 2015 2:55 pm
Forum: PCjr Hardware
Topic: PCjr joystick connector type?
Replies: 9
Views: 7854

Re: PCjr joystick connector type?

When jmetal88 built the PS/2 to PCjr keyboard adapter, he used some new AMP connectors to the keyboard port. I have no idea where he got them, but it might be a good place to look for joystick connectors. jmetal88? Ya out there?

<*> Jim
by jharre
Sun Nov 01, 2015 8:22 pm
Forum: PCjr Hardware
Topic: AMP sidecar connector parts
Replies: 11
Views: 9938

Re: AMP sidecar connector parts

Yes, I did receive it and sent you a reply. The server seems to be having some problems, but it looks like it's in your inbox.

Now there are 5 connector sets available for anybody else.

<*> Jim