Rack'em Up! DIY 19-inch (ish) Racks for T&E Equipment

      Necessity is the mother of invention....   A somewhat similar parallel to this might be "tight spaces are the mother of... cheap alternatives" ?!   Ok, so we all have this "situation" where equipment we buy starts flooding our workspace until you literally are stubbing you toes against them even getting up from your chair.   Same thing happened me (the flooding part, not the toe stubbing part) so having...

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Counterfeit 3045 low noise LDOs from eBay

        Sometimes lazyness gets the better of me and I tend to look for an easy way out or an easy fix to stuff. Buying ready-made boards from eBay is one such way, but in this case, it ended biting me in the ass.    I have a project where I want to have some voltage references and other sensitive experiments into an enclosure and also have a really low noise  LDO to power them, in the same enclosure as the...

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