jimfrob's latest activity

Please can you read through and vote on the following proposition for changes to the board structure by clicking here.

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jimfrob replied to the thread PCjr picture going a bit funny.

@phunguss I only have the one PCjr and the one PCjr display, and the proprietary connector means I can't try the display on another...

Jan 24, 2026
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jimfrob posted the thread PCjr picture going a bit funny in 8088 / 8086 / 80186.

The video output on my PCjr looks like it's losing horizontal sync whenever I reboot after it's been running for a while. When it...
Jan 20, 2026
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jimfrob posted the thread Trouble with Quadra 650 VRAM amount in Macintosh Quadra & Centris.

My Quadra 650, which was severely battery bombed but amazingly still functions after quite a bit of cleaning, has two 512 KB VRAM SIMMs...

Dec 5, 2025
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jimfrob replied to the thread NuBus mount for BlueSCSI v2.

Though it's a touch tricky, this is designed to be levered through the NuBus slot opening and then pulled flush with the outside of the...

Nov 29, 2025

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