Ok, here is a sample of my stonergenuity - more DIY addiction than ingenuity perhaps, but here we go anyway, with apologies if this stuff does not really fit.
Some of you already know that I am into this stuff. Can't seem to help myself. The first question is always "how can I make one?" The next is, "did I save enough junk to build it free?"
1. My 12 ton press, made largely from steel and aluminum scrap I had "in stock";
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. Temperature is controlled by an Inkbird PID controller - temperature range is about +/- 2C
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And, it works rather well:
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#2. My main LED lights:
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The base is aluminum scrap that I had "in stock", and all the wire was in the scrap wire bin. You might get the idea that I have squirrel tendencies, and my dearest would agree with you.
And the par map that they produce at 48 inches in my 2x4 (also DIY of course, but no handy pics):
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Did I mention that this is at 48"? In addition to my squirrel tendencies, I have been accused of overkill when I design stuff.
3. My pseudo constant current CS generator:
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Result #1:
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Result #2:
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Result #3:
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Enough. You get the idea.