Cross-Brand Adapter Makes for Blended Battery Family

Even though he’s a faithful DeWalt cordless tool guy, [Richard Day] admits to a wandering eye in the tool aisle, looking at the Ryobi offerings with impure thoughts. Could he stay true to his brand and stick with his huge stock of yellow tools and batteries, or would he succumb to temptation and add another set of batteries and chargers so he could have access to a few specialty lime green tools?

Luckily, we live in the future, so there’s a third way — building a cross-brand battery adapter that lets him power Ryobi tools with his DeWalt batteries. [Richard]’s …read more

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Printed Adapter Teaches an Old Ninja New Tricks

Do you like change for the sake of change? Are you incapable of leaving something in a known and working state, and would rather fiddle endlessly with it? Are you unconcerned about introducing arbitrary compatibility issues into your seemingly straight-forward product line? If you answered “Yes” to any of those questions, have we got the job for you! You can become a product engineer, and spend your days confounding customers who labor under the unrealistic expectation that a product they purchased in the past would still work with seemingly identical accessories offered by the same company a few years down …read more

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Hook Any Mouse to an Acorn

Acorn was one of the great IT giants that rose high and then fell to obscurity during the rise of personal computing. However, for many hobbyists these computers are as important and as loved as the Commodore 64. [Simon Inns] has made a great adapter to interface modern USB mice to these old boxes. 

After thirty years of interaction with people, one might be hard pressed to find a working mouse for an older computer. On top of that, even if you did, these mice are likely a lackluster experience to begin with. They were made long before industrial designers …read more

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Ugly Manhattan Adapters

“Ugly” or “Manhattan” style circuit building is popular among ham radio folks. Basically, you solder the circuit point-to-point, using a solid copper plate as a backplane. “Manhattan” gets its name from the little pads and parts of different heights strewn all around the board — it looks like the Manhattan skyline. It’s a great one-off construction method and actually has reasonably good properties for radio/analog circuitry. It’s easy to pull off with leaded components, but gets trick with smaller surface-mount parts.

Unless you build some adapters. [Ted Yapo] has made his library of small Manhattan adapters available for us all …read more

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