Retro Byte Meister

Retro Byte Meister 🚀 Vintage Computer Repair & Restoration, Console Modding & more! 🎮✨

02/06/2026

This was a almost stock CoCo3. Now it’s a Performance Monster!

Video here:
Pushing this TRS-80 CoCo3 to the Limit
https://youtu.be/Gk6l0LHQqss

01/23/2026

Floppy drives with 4MB capacity? Well kinda. But they’re broken. Let’s fix them! Tutorial here:

Tutorial: Mitsubishi MF-356 2.88MB EHD Floppy Drive Service. Also words for MF-355 1.44mb drives :-D
https://youtu.be/dEIs_rmTexw

01/13/2026

We dumped the ROMs of our mystery homebrew computer and found out some very curious things … check out the video:

Vintage Homebrew Mystery TRS-80 Restoration, Part 3: Dumping the ROMs
https://youtu.be/EW46bBQdsvc

Let’s learn about the weird memory limitations in the otherwise neat IBM PCJr! It requires some trickery to get a decent...
12/25/2025

Let’s learn about the weird memory limitations in the otherwise neat IBM PCJr! It requires some trickery to get a decent DOS version running:
https://youtu.be/fbAEJ9K9FhI
a brief video this week, it being Hanukkah and Christmas and all. So: happy holidays, whatever you may celebrate if anything at all and a happy new year from the Retro Byte Family to you and yours! ☺️

Thank you for all thr support this year.

You know you’re home from America, when…
12/19/2025

You know you’re home from America, when…

12/01/2025

And it lives again. I didn’t think this one would come back to life…

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13126

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