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  1. Astal

    PowerBook G3 VCore Adjustment (?)

    Hello! I have my G3 wallstreet and I'm trying to figure out where to adjust the vCore! I heard it might be on the CPU card, I can't find any documentation beyond "I'm adjusting the vCore" on what the hell it actually is and any insight would be welcome.
  2. Astal

    Warning about eBay seller's chips

    The seller is fantastic, never had an issue with service or getting the product, HOWEVER their BGA chips are somewhat suspect with the solder balls, they are clean but they appear to be 100Sn, even on leaded packages. When buying a CPU from them, note you may have to reball the chip with a...
  3. Astal

    PowerBook 604e "Mainstreet"

    Well mad science continues... I've ordered a Mainstreet CPU card and plan on making a 604e card because I am insane. There's two BGA memory footprints on the card which I'm assuming hook up to the MPC106EC controller (with an L2 cache controller on it), so I will be trying to upgrade cache on...
  4. Astal

    G3 in a G4 (Mad Science Project Thread)

    Well I did a small project here... I started with my G4 DA 466 board with a 7400 on it. I removed the CPU and I cleaned the pads... I got in a PowerPC 750S yesterday night, so I decided to work on getting that installed on the G4 board Everything looks great! I install the board and nothing...
  5. Astal

    Where to find MPC7457 chips

    Hello! I'm looking for affordable MPC7457 chips, if anyone knows where to find them, please let me know. Cheapest I've found so far are $400, so that's out.
  6. Astal

    Does anyone know the PLL configurations for these Macs?

    Hello! I am looking to see if anyone knows the PLL config for the iBook G3 (Clamshell or Snow), and PowerBook G3 Wallstreet, PDQ, Lombard, and Pismo, iBook G4, PowerBook G4 (TiBook or Al)? I'm looking for this information, and if anyone could point me the right way that would be great.
  7. Astal

    About Time I Joined

    Hello! I'm Astal, I've been active on Discord in various vintage machine Discords for a few years now, I've got a bunch of cool projects and figured I'd join here! I like all sorts of vintage machines, and currently I'm working on BGA upgrades. I'm excited to met all of you people here!