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  1. Trash80toG4

    PCB Development: TwinSlot Riser Project for TAM, 6360, 5x00 PowerMacs . . .

    . . . and the mythical no more: Slot C for Alchemy! Cleaned up baseline research, reference condensed from posts in multiple threads on three different forums over the past 5 or 6 years. Thanks to all who've helped out in the seemingly interminable research phase. At long last development...
  2. Trash80toG4

    Mac Tech Notes: Condensed with the Model/ASIC table I've always wanted to do.

    Procrastination pays off handsomely! http://mess.redump.net/mess:driver_info:mac_technical_notes I imagine this one is in use by the boffin brigade? But others might want to take a look.
  3. Trash80toG4

    Nikon D750 - at long last, THE digital camera for documentation!

    Been dreaming of this one for years, got a low shuttercount, mint body from Amazon Renewed. Straight flippy screen is the key feature added to baseline requirements of full frame sensor and compatibility with my extensive prime lens collection for my early production Nikon F collection. This...
  4. Trash80toG4

    180MHz 603ev CPU upgrade for 5300ce?

    Dunno, hoping I can find the critter somewhere around here. Snagged a UMax SuperMac C500 CPU 603e 180 MHz Module fourteen years ago and haven't gotten anywhere with it as yet. Started looking at grafting it into my 2300c some seven years ago, but the bus multipliers didn't seem to give it much...
  5. Trash80toG4

    Blackbird PDS expansion cards?

    Looks like it boils down to card connector availability. Anybody know the spec or source offhand? Crazy notion popped in the noggin' for the fabulous Compact Flash card for 030 PDS @zigzagjoe has in development over yonder. Figured someone here might have the answers. Tech chops here far...
  6. Trash80toG4

    ATTO SiliconExpress II - Clone an early Fast/Narrow SCSI II Card?

    Remembered my early SCSI II card whilst slumbering in bed and tossed the notion of cloning it out to the gang at the MLA before I woke up enough to think better of it. So here goes: Wondering if anyone here has any notions about what might transpire on what appears to be a fairly simple...
  7. Trash80toG4

    PowerBook fun and games begin with Raspberry Pi CM4Lite and its I/O board!

    Main thrust of this will be my beloved first laptop, bought new on clearance PowerBook 100/maxed out memory card and faster modem card from APS. Stuffing it with CM4 goodies resumes ancient project after first take now abandoned. Have to find one more box with the base unit inside. But stretch...
  8. Trash80toG4

    HP ProBook 650 G1/i7 w/Docking Station. perfection in obsolescence . . . but Win11 Pro ~8-P

    Cannot catch a break with this one, then two and now today three machines. Win11 borks the third display over DVI on the dock. From the beginning: ProBook #1 - got the i5/16BB version and was happy enough with it. Display is 1080p as expected, was willing to spend $200 on Amazon ______________...
  9. Trash80toG4

    Mythical Slot C in the 6400 Alchemy Architecture & CSII Insanity

    @Androda got me entangled back into the web of CSII/PCI insanity with his amazing CSII 10/100 card project, so spinning off the tangent. Genesis of the Quest for the 3rd PCI Slot in the 6400 Alchemy architecture over at the MLA some six years ago: "In another thread, @trag mentioned that his...
  10. Trash80toG4

    SoftRAID 2.2.2, OS9 and ATA-133 drives on a PCI controller card? Other software possible?

    I've got a two channel ATA-133 setup on my TEMPOtrio and would like to set up striped RAID 0 on a pair of DiskOnModules. If SoftRAID won't work with ATA-133 are there other avenues of approach? It's too bad Sonnet didn't set the card up for hardware RAID? 😕 edit: what level of SATA is...
  11. Trash80toG4

    TAM - Fatback - Printable copy & FatterBack maximum expansion Mod of baseline model?

    From the pics I have on hand, in terms of size the two(?) parts seem easy enough to be printed? Repro FatBack would seem to be in some demand I'd think, many are missing and unavailable in the wild? FatterBack version would bow the curve of the hump out a bit - providing more overhead for...
  12. Trash80toG4

    TAM - Internal PicoPSU - AUX Power for Expansion Slots

    I've identified available cubic in the TAM for boosting its anemic power budget in the upper right hand corner of the red box: edit: found a far better pic of available cubic: A PicoPSU will fit nicely mounted vertically to edge of the ComSlot2 standard riser with hot glue or socketed on...
  13. Trash80toG4

    TwiSlot PCI Riser and ComSlot2 NIC repro in widened CS riser form factor

    This insanity started just about 5 years ago: https://68kmla.org/bb/index.php?threads/twin-pci-riser-project-for-tam-6360-5x00-single-slot-powermacs.31437/post-335299 Best explanation: TwinSlot Riser for TAM & version for 6360. Looking at having a USB connector and a 12v in jack for...
  14. Trash80toG4

    Pi5 and PowerBook FDD bay insanity . . .

    . . . title says it all, but a lot of different projects intertwined. I've long wondered about stuffing something interesting into the FDD bay. Big question would be whether or not a PowerBook can be convinced to act as a display for Pi5 via SCSI input. That'd be a ScuzzyGraph in reverse...
  15. Trash80toG4

    Project30_v6

    Done playing with form factors, time to get on with the technical hurdles: First approximation: I was hoping that patching the three VIA2 signals to the three reserved pins on the SE/30 PDS would be sufficient. Out of curiosity, are those pins grounded. Can't find my continuity tester ATM...
  16. Trash80toG4

    Project30_v5.5

    Drat, tried to edit and hit delete? Anyhoo . . . An ancient pipedream got a new lease on life recently at the MLA. I was staring at my beautiful new, black SE/30 board and thinking about one of the IIcx boards @trag has in his hoard for populating his and it finally hit me! SE/30 doesn't...
  17. Trash80toG4

    Can't find NF thread reducer nut due to pipe thread search results pollution, GAH!!!!

    Should be a simple search right? Do Boolean search string modifiers such as -NPT -pipe etc. no longer work on DuckDuckGo or heaven forbid the evil nightmare Google? Lamp part needed: 1/2-20 nf female to 3/8-24 nf male reducer (female lamp tube thread to male lamp tube thread reducer) I'm ready...
  18. Trash80toG4

    6100/G3/HPV Turbo Cooler Hack

    Been very slowly putting together my maxed out 6100 and this little goodie arrived yesterday: Hole saw mod to plastic chassis required as well as ductwork underneath to funnel entire clipped corner square vent grid into the intake of the blower. May fab it as five sided pyramid with plans...
  19. Trash80toG4

    Fast EtherNet NIC on FireWire interface? Possible, Practical, Silly Notion?

    Thinking in terms of TAM/Gazelle and 6360/6400/Alchemy machines. We've got more FW equipped cards working in the problematic TAM of late, so wondering if 100bT or Gigabit external NIC might be an interesting tinkertoy for the boffin crowd?
  20. Trash80toG4

    Crazy notion? G3 Accelerator built into enlarged memory card in 5300ce?

    If possible, would be interesting, thoughts? Best choices for advanced, very high on board cache CPUs available have very specific solder side component requirements. Such makes them compatible only with the CPU card of the 1400. Mounting such a CPU underneath an enlarged memory card would seem...