Author Archives: Jim

Shapelock protective case for Laur’s Prius fob

We had a quite unpleasant and mysterious problem with the Prius’ alarm sounding (lights and horn) when we parked in a quiet neighborhood front of some friends’ house.  (For a square dance.)  We got stuff out of the trunk, but … Continue reading

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Fixing a krubow RF Remote receiver

The USB cable of Les’ RF receiver broke one of its wires to the PCB inside, and resoldering it was difficult/beyond his skill.  He bought a new one (his 3rd!) and brought me the carcass. The cable had pulled out … Continue reading

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Focaccia slicer

Lauren wanted to made sandwiches out of a round focaccia loaf for an unusually long square dance session.  The question was how to slice it in half neatly.  Plan A was to firmly support both ends a long knife horizontally … Continue reading

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Kidde P3010CU false alarm

Our Kidde P3010CU combo smoke/CO detector started to beep and speak “Fire” this morning.  A pretty thorough search of the whole house revealed no smoke, no fire.  Still a little spooked, I considered apologetically calling the fire department, but noting … Continue reading

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Hot melt glue gun timer

I use hot melt glue a lot, but the warmup time is a problem.  I turn the gun on, go away to do something else while it warms up, and may or may not remember the pending glue job.  I’ve … Continue reading

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Repair attempt of Grohe Quick Coupling

While in the middle of repairing the kitchen sink drain plumbing, I noticed a fairly significant leak under the sink.  OK, I’d failed to tighten one of the new plastic drain couplings in between repair sessions.  Fine. But that didn’t … Continue reading

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Resurrecting Pogo HA server (and replacing a BGA chip!)

I got a watchdog email shortly before we left for the April Adventure weekend (email: 4/20 6:45P) about datafile and camera pic being older than the 1260 sec threshold.  I couldn’t get it running the morning before we left, so … Continue reading

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IR comms considerations (for penlift for the Drawbot)

Introduction I was planning to hold this to be part of a much larger writeup of the Drawbot, but while it started as part of that project, it sort of took on a life of its own as an IR … Continue reading

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Chinese nail blocks not a fraud

Well, that was informative.  As Ziggy taught me to say back at Reuters, “The test is the test.” When Scott told me about keeping a nail buffer block on the bench to provide 4 grits of sandpaper in one convenient, … Continue reading

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Hot melt strain reliefs – next phase

I’ve used hot melt glue for strain reliefs on connectors – typically 0.1″ headers abused as connectors – for a long time.  Insulation is a secondary plus, but the primary goal was physical strengthening/protection of the quite small (and therefore … Continue reading

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