Thread: KT2 Exposed
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Old 08-11-2015, 10:56 AM   #59
knc1
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Join Date: Feb 2012
Location: Central Texas
Device: No K1, PW2, KV, KOA
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Originally Posted by knc1 View Post
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After some study, and a few dozen timed trials, a faster etch is very possible.

I'll fill in the details here after a few more confirmation runs.
Phooy - running out of 35% hydrogen peroxide for the test runs.

Well, I do have 10 days worth of notes to type up and make sense of (before the acid splashes do in the paper and ink).

Want to etch a board in under 20 seconds?
When reference board in MG-415 commercial etchant takes 20 minutes?

The 'key' this time was to use a buffer (C2H4O2) rather than a chelating agent (C6H8O2).

Last edited by knc1; 08-12-2015 at 08:08 PM.
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