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Fake chips!

So, as part of my VFD project, I’ve been purchasing various ICs from eBay (almost always from China, because they are always the cheapest!) I’m used to counterfeit ICs turning up from time to time, but I’ve run into the same counterfeit IC (with the same ‘batch number’), and the same problem from a couple of eBay suppliers, so I…

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IV-11 VFD Clock – Assembly instructions

Introduction Tools required Fine point soldering iron (temperature controlled recommended) Multimeter capable of measuring low- voltage DC (1-40v) – you will need this to set up the boost/buck converter boards Nail varnish or similar – idea USB socket Insert the USB B socket onto the LOWER side of the board, and solder its’ four data pins and two retaining lugs.…

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