IBM PCjr

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IBM PCjr Talk ⌨️
PCjr discussions !
Topics: 21

21 Topics

95 Posts

Last post Re: NIB PCJR
by chuckphd53 View the latest post
Mon Apr 25, 2022 7:28 am
Hardware Original and OEM Vendors 🔌
Hardware questions on New and Old designs for the PC Jr
Topics: 27

27 Topics

79 Posts

Last post Re: Racore Pwr Supply Repair
by chuckphd53 View the latest post
Tue Apr 26, 2022 8:13 pm
Hardware Custom Designs by Users 👷
Custom boards built by users (Log In Required)
Topics: 47

47 Topics

186 Posts

Last post by Spaceduel View the latest post
Sun May 15, 2022 11:14 pm
Design Ideas 💡
Building on the IBM PCjr platform offer your thoughts to expand it capabilities
Topics: 3

3 Topics

12 Posts

Last post Re: ADLIB/MPU-401 Expansion b…
by RLumpy View the latest post
Thu Jan 27, 2022 11:32 am
FAQs about the PCjr ⚙️
Topics: 2

2 Topics

2 Posts

Last post Jr Case Coating... CAUTION!
by chuckphd53 View the latest post
Sun Aug 16, 2020 8:21 am

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Share your ideas

Last post by psergiu « Fri Feb 19, 2021 3:34 pm
Replies: 1
by chuckphd53 » Sat Mar 28, 2020 8:07 am

1 Replies

1537 Views

Last post by psergiu
Fri Feb 19, 2021 3:34 pm
Installing a Mouse

Last post by chuckphd53 « Tue Mar 31, 2020 1:09 pm

by chuckphd53 » Tue Mar 31, 2020 1:09 pm

0 Replies

1738 Views

Last post by chuckphd53
Tue Mar 31, 2020 1:09 pm
Racore Pwr Supply Repair

Last post by chuckphd53 « Tue Apr 26, 2022 8:13 pm
Replies: 4
by chuckphd53 » Mon Apr 25, 2022 7:12 am

4 Replies

122 Views

Last post by chuckphd53
Tue Apr 26, 2022 8:13 pm
NIB PCJR

Last post by chuckphd53 « Mon Apr 25, 2022 7:28 am
Replies: 2
by chuckphd53 » Mon Mar 21, 2022 12:48 pm

2 Replies

233 Views

Last post by chuckphd53
Mon Apr 25, 2022 7:28 am
Microsolutions Backpack Floppy

Last post by chuckphd53 « Sat Feb 05, 2022 10:22 am
Replies: 3
by jneuhaus » Thu Feb 03, 2022 8:02 pm

3 Replies

447 Views

Last post by chuckphd53
Sat Feb 05, 2022 10:22 am
PCJr Cluster Attachment

Last post by chuckphd53 « Wed Feb 02, 2022 8:34 am
Replies: 2
by chuckphd53 » Fri Jan 15, 2021 11:38 am

2 Replies

1451 Views

Last post by chuckphd53
Wed Feb 02, 2022 8:34 am
Microsoft booster

Last post by chuckphd53 « Thu Jan 27, 2022 1:12 pm
Replies: 2
by ziggystar » Wed Jan 26, 2022 8:02 pm

2 Replies

433 Views

Last post by chuckphd53
Thu Jan 27, 2022 1:12 pm
ADLIB/MPU-401 Expansion bay

Last post by RLumpy « Thu Jan 27, 2022 11:32 am
Replies: 3
by t9999clint » Sat May 22, 2021 3:49 pm

3 Replies

1323 Views

Last post by RLumpy
Thu Jan 27, 2022 11:32 am
system goes bonkers during autoexec

Last post by Creekmore34 « Tue Jan 25, 2022 10:21 pm
Replies: 8
by Creekmore34 » Fri Jan 21, 2022 9:56 pm

8 Replies

775 Views

Last post by Creekmore34
Tue Jan 25, 2022 10:21 pm
F-19 Stealth Fighter (Microprose game) on the PCjr

Last post by Creekmore34 « Tue Jan 25, 2022 5:17 pm

by Creekmore34 » Tue Jan 25, 2022 5:17 pm

0 Replies

238 Views

Last post by Creekmore34
Tue Jan 25, 2022 5:17 pm
DC Power Brick for PCjr

Last post by VicViper « Sun Nov 21, 2021 2:40 pm
Replies: 2
by psergiu » Mon Aug 09, 2021 10:42 pm

2 Replies

837 Views

Last post by VicViper
Sun Nov 21, 2021 2:40 pm
Floppy disk head alignment

Last post by chuckphd53 « Tue Nov 16, 2021 4:16 am
Replies: 12
by VicViper » Wed Nov 10, 2021 1:42 am

12 Replies

1479 Views

Last post by chuckphd53
Tue Nov 16, 2021 4:16 am
Jingle Disk ThoughtWare Softare

Last post by chuckphd53 « Sat Oct 30, 2021 3:19 pm
Replies: 1
by chuckphd53 » Thu Jan 21, 2021 2:15 pm

1 Replies

1141 Views

Last post by chuckphd53
Sat Oct 30, 2021 3:19 pm
Out for a few days.....

Last post by chuckphd53 « Sun Oct 24, 2021 7:48 am
Replies: 4
by chuckphd53 » Mon Oct 04, 2021 8:18 am

4 Replies

858 Views

Last post by chuckphd53
Sun Oct 24, 2021 7:48 am
tandymod test games?

Last post by Creekmore34 « Mon Oct 18, 2021 6:48 am
Replies: 5
by erikarn » Wed Oct 13, 2021 7:26 pm

5 Replies

917 Views

Last post by Creekmore34
Mon Oct 18, 2021 6:48 am
pcsprint and tandymod installed!

Last post by erikarn « Thu Oct 14, 2021 8:55 pm
Replies: 2
by erikarn » Thu Oct 14, 2021 5:39 pm

2 Replies

538 Views

Last post by erikarn
Thu Oct 14, 2021 8:55 pm
720K floppy

Last post by RLumpy « Sun Sep 26, 2021 12:08 pm
Replies: 21
by RLumpy » Fri Aug 27, 2021 3:52 pm
1

2
21 Replies

3242 Views

Last post by RLumpy
Sun Sep 26, 2021 12:08 pm
Build a powered SCSI terminator?

Last post by Creekmore34 « Fri Aug 13, 2021 3:11 pm

by Creekmore34 » Fri Aug 13, 2021 3:11 pm

0 Replies

702 Views

Last post by Creekmore34
Fri Aug 13, 2021 3:11 pm
8087 in PCjr

Last post by chuckphd53 « Wed Jun 09, 2021 12:54 pm
Replies: 3
by psergiu » Tue Jun 08, 2021 12:15 pm

3 Replies

1306 Views

Last post by chuckphd53
Wed Jun 09, 2021 12:54 pm
PCjr floppy drive in newer PC

Last post by psergiu « Tue May 25, 2021 12:45 am
Replies: 1
by psergiu » Mon May 24, 2021 2:19 am

1 Replies

870 Views

Last post by psergiu
Tue May 25, 2021 12:45 am
Parallel Port Side Car items

Last post by RiverBoa99 « Mon May 17, 2021 12:55 am
Replies: 17
by chuckphd53 » Fri Mar 27, 2020 10:25 am

17 Replies

7810 Views

Last post by RiverBoa99
Mon May 17, 2021 12:55 am
Rear serial pinout?

Last post by chuckphd53 « Mon Apr 26, 2021 3:25 pm
Replies: 1
by homestar92 » Mon Apr 26, 2021 1:41 pm

1 Replies

1030 Views

Last post by chuckphd53
Mon Apr 26, 2021 3:25 pm
Trouble Shooting Boards

Last post by chuckphd53 « Sat Mar 27, 2021 6:39 pm

by chuckphd53 » Sat Mar 27, 2021 6:39 pm

0 Replies

962 Views

Last post by chuckphd53
Sat Mar 27, 2021 6:39 pm
Motherboard Failure

Last post by chuckphd53 « Thu Mar 25, 2021 5:35 am
Replies: 3
by RiverBoa99 » Wed Mar 24, 2021 12:48 am

3 Replies

1488 Views

Last post by chuckphd53
Thu Mar 25, 2021 5:35 am
NEC V20 Chip

Last post by chuckphd53 « Thu Mar 11, 2021 3:11 pm
Replies: 2
by chuckphd53 » Wed Mar 10, 2021 1:48 pm

2 Replies

1446 Views

Last post by chuckphd53
Thu Mar 11, 2021 3:11 pm

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