TJBChris

If it’s Tandy/Radio Shack-related, count me in! Some other things, too.

TJBChrisTJBChris
2025-04-11

Name…that…(Tandy)…Heap! I just got it, and its a bit of a Frankenstein.

Unspecified Tandy computer, partially disassembled, with cleaning products nearby.
TJBChrisTJBChris
2025-04-06

I can’t think of a better use of a Saturday evening.

Tandy 1000 SX computer running a terminal program, which is connected to an electronic bulletin board.
TJBChrisTJBChris
2025-03-21

We’ve got diskless OS/2 Warp RPL’d on the Tandy 2500 SX/25 from a Warp Server! Client and server both on Tandy computers, of course.

Two computers demonstrating remote boot of OS/2, with the client showing the initial RPL loader screen.Two computers demonstrating remote boot of OS/2, with the client showing the OS/2 boot splash.Two computers demonstrating remote boot of OS/2, with the client showing the final OS/2 desktop.
TJBChrisTJBChris
2025-01-10

Finally got to work on my Tandy disk cartridge system for the TRS-80 Model 16. We have signs of life!

TRS-80 Model 16B computer and disk cartridge system.  The Model 16B is running a diagnostic program.
TJBChrisTJBChris
2024-12-28

It’s a Friday night install party on the Tandy 2500 SX/25.

Tandy 2500 SX/25 computer running the installation program for a new operating system.
TJBChrisTJBChris
2024-12-20

This Tandy 1500 HD has a dead hard drive, a floppy drive with the (notoriously) rotten belt, and no option ROM socket. But the stars aligned and I was able to hack in the XTIDE Universal BIOS in anyway…and boot over serial.

Tandy 1500 HD laptop connected to a modern Dell laptop via serial cable, with the 1500 booted to FreeDOS.
TJBChrisTJBChris
2024-12-05

Did a dump of the ROM BIOS on the Tandy 2800 HD laptop this morning. In the first few bytes is the phrase: “No one confuses us with IBM”. 🤣

A screenshot showing the contents of the ROM, including the phrase “No one confuses us with IBM”
TJBChrisTJBChris
2024-11-27

The Tandy 2800 HD has a full-size 3.5” hard drive in it. Full-size floppy, too! I guess that helps explain this thing’s heft. At least the drive is AT-IDE.

A disassembled Tandy 2800 HD laptop showing internal hard disk, floppy drive, power supply, and battery compartment.
TJBChrisTJBChris
2024-10-25

I saw the signs, and they opened up my eyes. I saw the signs… 😁 These old Radio Shack store signs really tie things together.

Photo showing various computers from the the 1980s with brown signs in the background advertising various Radio Shack computers.Radio Shack store sign reading “Word Processing ‘SCRIPSIT’” surrounded by digital and analog clocks and computer hardware from the 1980s.
TJBChrisTJBChris
2024-10-03

Welcome to my TRS-80 Models 12/16 format party. It’s quite the raucous affair…no tops!

TRS-80 Model 12 computer and Model 16 computer formatting their hard disks.  The covers of both hard disks have been removed.
TJBChrisTJBChris
2024-09-27

I can’t be the only person who enjoys a good DeskMate tutorial every now and then…

Tandy 3000 NL running the DeskMate tutorial program for the Text application.
TJBChris boosted:
Gammitin (Ben) 💾Gammitin
2024-09-27

Windows NT 4.0 Workstation on a Pentium II laptop.👌

TJBChrisTJBChris
2024-09-20

I don’t know about you, but I think DeskMate 3 looks pretty good on the TRS-80 Model 12! It’s just a screenshot from the DOS version, but still…

TRS-80 Model 12 computer showing a picture of the Tandy DeskMate 3 desktop from the PC version of DeskMate.
TJBChrisTJBChris
2024-09-14

Setting up a dual-boot situation on the Tandy MMPC Model 20. Feels like the first time…

Tandy MMPC Model 20 booting Windows 95 for the first time.
TJBChrisTJBChris
2024-09-02

It’s upgrade time! MS-DOS 6.2, here we come!

Tandy MMPC Model 20 PC running the MS-DOS 6.20 upgrade.
TJBChrisTJBChris
2024-08-17

In 2024, how often does one get to install XENIX on original hardware…with factory installation disks and the original documentation binders? I don’t know, but this is an opportunity I can’t miss!

TRS-80 Model 16B computer, 8” XENIX installation diskettes, and user’s manual binder.
TJBChrisTJBChris
2024-08-13

Not long ago, I finally caved and bought a Hakko desoldering gun. I don’t know how I lived without it for this long!

Circuit board with a 20-pin connector.  The connector has two broken pins.Circuit board with the broken header removed, showing clean solder pads and the Hakko FR-301 desoldering gun.
TJBChrisTJBChris
2024-08-03

“You won’t regret liking this photo.” 😁

TRS-80 Model 12 computer with dot matrix printer and TRS-80 Network 3 controller.
TJBChrisTJBChris
2024-07-25

Good morning from (most of my) Tandy Color Computers! And the Tandy 3000 NL…

From left to right: Tandy Color Computer 2, TRS-80 64K Color Computer, Tandy 3000 NL, TRS-80 Color Computer, Tandy Color Computer 3.
TJBChrisTJBChris
2024-07-19

The worldwide outage has struck my computer room! No computer is safe!! 😁

TRS-80 Model 12 displaying a Microsoft Windows blue screen error.

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