Steve

Steve

Very cluttered workbench

Desk Overflow Error

The mess on my work desk has gotten out of hand. I think there might be a few square inches of free space in there somewhere, maybe. If I dig far enough into that pile I might even find a…

Yellowstone tester wiring

Yellowstone Tester Update

For the past couple of weeks I’ve been developing an automated tester for Yellowstone. My goal is to streamline the program and test process for Yellowstone beta cards, and eventually for the first production run. The ugly tangle of wires…

Australian flag map

Temporary Suspension of Australia Shipping

With apologies to BMOW readers Down Under, international deliveries to Australia from the BMOW Store have been temporarily suspended. A few weeks ago, Australia Post paused its processing of inbound international mail shipments due to COVID-19-related service impacts, and on…

Short circuit current test on a breadboard

Short Circuit Current Experiments

A couple of weeks ago I shared some thoughts about an automated tester for Yellowstone boards, including how to test for short circuits. One of the questions that grew out of the resulting discussion was whether short circuits could only…

Wombat board on boxes of inventory

ADB-USB Wombat Firmware 0.3.7

Firmware version 0.3.7 is now available for the Wombat ADB-to-USB input converter. This version fixes a compatibility problem with some ADB mice that use non-standard communication timing. You can download the new firmware from the Wombat page. This was an…

stack of disk drives

Yellowstone: Ready for Takeoff

After several days of extensive testing with the latest Yellowstone prototype, and several years of development work on this universal Apple II disk controller concept, I’m here to say that Yellowstone v2.2 is looking good. Looking very good. It’s the…

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