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Fizzbinn'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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Fizzbinn
replied to the thread
LC 520 with flaky CRT
.
My next guess would be the logic board needs a recap...
Jan 20, 2026
Fizzbinn
replied to the thread
LC 520 with flaky CRT
.
Just to double check as folks often don't know this but the LC 520's rear power switch being switched on will not start the Mac, you...
Jan 20, 2026
Fizzbinn
replied to the thread
SuperMac VidCards - Timeline Development - Links
.
It's bridging 16 (Vcc) and 4 (Q0)
Jan 9, 2026
Fizzbinn
replied to the thread
SuperMac VidCards - Timeline Development - Links
.
At quick glance I see a resistor bodge on my 1994 Thunder/24 card that my 1993 card does not have, on the IC above the 40MHz crystal:
Jan 9, 2026
Fizzbinn
replied to the thread
SuperMac VidCards - Timeline Development - Links
.
I see the same IC pins bridged on my two working Thunder/24 cards (1993 v2.0.0a and 1994 v3.0.0 ROM versions).
Jan 8, 2026
Fizzbinn
replied to the thread
BlueSCSI Ultra & Ultra Wide
.
Can't wait to replace the SCA drive in my Quadra 605 with this! ;-)
Jan 6, 2026
Fizzbinn
replied to the thread
BlueSCSI Ultra & Ultra Wide
.
Great stuff! I see there are other cool improvements in the new "Ultra" hardware design but wondering if performance wise you could...
Jan 4, 2026
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