Kero's Mac Mods

10/08/2026

I've updated the blog!

Why Build an SE ROM-inator?The Macintosh SE never got the kind of ROM-disk hack that Steve Chamberlin of Big Mess o' Wires created for the Macintosh Plus, 512K, and 128K.The original ROM-inator was a brilliant piece of work. It gave those early compact Macs a writable flash ROM and, more importantly...

09/08/2026

https://www.kerosmm.com/post/bringing-rom-disk-booting-to-the-macintosh-se-the-se-rom-inator-project

07/08/2026

SE is finally here!

02/07/2026

MacBong! lets you control all generations with a single modern USB mouse & keyboard! Built like a rugged effects pedal, it even features an integrated soft-power boot button.

https://en.infinityproducts.co.jp/product-page/mac-bong-usb-input-gateway-to-early-macs

13/06/2026

Having trouble getting your ROM-inator Resurrection to boot? Our new technical note walks through the most common cause: mechanical contact failures inside vintage ROM sockets — not faulty PCBs or soldering. Learn simple diagnostic steps and fixes to get your build running. Read more: https://wix.to/Xhd6TGS

We have received several inquiries from builders stating that their newly assembled ROM-inator Resurrections fails to boot, even though the assembly appears structurally sound.In approximately 90% or more of these cases, the root cause is not a defective ROM-inator PCB or a soldering error, but rath...

08/06/2026

Gemini generated my image...

03/05/2026

Bruce's new livestream was broadcast on YouTube. MacBong! was introduced, and at the same time, MacVGA-Lite was also featured. Stay tuned!
Branchus Creations

Building the latest gadget from Kero's Mac Mods [LIVE]

09/04/2026

Introducing MacVGA-Lite... a clean, no-nonsense VGA adapter for vintage Macintosh. Unlike traditional adapters full of confusing DIP switches, MacVGA-Lite is designed for simplicity and LCDs. Just plug and go!
Development story:
https://www.kerosmm.com/post/new-design-vintage-mac-s-vga-adapter-macvga-lite

Shop here:
https://en.infinityproducts.co.jp/product-page/macvga-lite

MacVGA-Lite Many VGA adapters for vintage Macintosh computers currently on the market were originally designed for CRT monitors, so they are packed with numerous DIP switches to maintain compatibility. Once you lose the manual, it becomes nearly impossible to understand which switch does what.Today,...

22/02/2026

Tested the PowerBook 140/170 SWIM chip (343S0029-A) in my Super Wh-IWM Swapper — boots fine and supports SuperDrive on SE models! Great part salvaged from old PowerBooks. 💾

Some time ago, I was working on the Super Wh-IWM Swapper (PLCC44 to DIP28 SWIM adapter). However, due to the shortage of SWIM chips (343S-0061-A, 344S-0061-A), and the fact that even when available they were extremely expensive, the project stalled. In reality, the only practical option was to salva...