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Monday, April 27, 2026

Almost Automated Probe Shaping - Twins!

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Shaping is more complicated when you try to automate it blind. The probe tip gets shorter as you etch it, and its electrical characteristics...
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Sunday, April 26, 2026

Automated Probe Etch, Probe 13

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There is now an attachment, provisionally called the Probe Dipper, in https://github.com/VikOlliver/RepRapMicron/blob/main/pika/pika_probe.s...
Saturday, April 25, 2026

Test 2 Probe Etched By Hand

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I took the probe tip from the previous test and manually dipped it in the usual electrolyte tub rather than in the electrolytic cell on the ...

RepRapMicron Etching Its Own Probe, Test 2

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I've etched another bit if 316 Stainless wire (note to self, needs to be a 70mm length) with an immersion depth of 15mm. I meant to etch...
Friday, April 24, 2026

Possible No-Dip Print Probe?

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This is just a thought. If you've used a Technical Pen you'll get the idea. If I can fit a probe wire inside a blunted hypodermic n...

Hypochlorite Bleach Etch A Bit Too Enthusiastic

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I put the Probe 11 into a probe holder and etched it in the μRepRap Stage cell. Immediately apparent was that the hypochlorite etch at corro...
Wednesday, April 22, 2026

Probe Etching Using The RepRapMicron Itself To Dip [Video]

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While experimenting with probes, I was thinking "I need some way of precisely dipping the probe in the electrolyte in a very precise an...
Tuesday, April 21, 2026

Etching Probe With Sodium Hypochlorite Bleach

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Probe 9 was given a pitted surface by etching in dilute nitric acid. This allowed more resin to cling to the body of the probe, but nitric a...
Monday, April 20, 2026

Time To Make New Probes

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I need a new probe, Probe 9 having been put through the wringer a bit. So this time I'll try to quantify and document this a bit better....