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Using the Padauk programmer to program the 8 pin SO PMS154C micro and flash a LED on a breadboard. Forum HERE Podcast: Download

Getting the 3 cent Padauk microcontroller to blink a LED. Or at least the in-circuit emulator blinking a LED with C. UPDATE: LCSC have just said that they will offer a free programming service for a limited time to anyone. Just email them when you place your order. http://www.padauk.com.tw Forum …

Well, repair-ish. Fixing the adjustment issue in the Systron Donner oven crystal oscillator. More issues found though. Forum HERE Podcast: Download

Teardown Tuesday An early 1970’s Australian made Systron Donner Nixie tube display counter/timer. Forum HERE Podcast: Download

Mailbag Monday Forum HERE SPOILERS: https://www.pirlcharger.com/ 12:20 iTron VFD Displays 16:06 Oscilloscope Component Tester Schematics: https://kabinett.homepage.t-online.de/bucket/Octopus/Octopus_SCM.jpg BOM: https://www.dropbox.com/s/he3ef0wfknn19eg/Octopus_BOM.csv In-depth description of the project: https://www.dropbox.com/s/q6114aa1o05ymfq/Description.docx 22:23 Random Chinese Mailbags Podcast: Download

Banksy posted an update video showing more of the prank build and the shredding mechanism. But he’s still trolling us! Forum HERE Banky’s Directors Cut video Podcast: Download

Sagan builds a rain detector circuit with Dave’s original Science Fair Tandy / Radio Shack 200-in-1 electronics projects kit from the 1980’s, and testing it using Dave’s first multimeter! Forum HERE Watch Sagan soldering for the first time! Podcast: Download

Dave got a tip-off on a dumpster full of instruments, so raced off to check it out, what will he find? Forum HERE Podcast: Download

Mailbag Monday, teardown bonanza! Forum HERE SPOILERS: – West German Geiger Counter Teardown – 6:35 Leo Bodnar Oscilloscope 40ps Pulse Generator for oscilloscope bandwidth measurement. – 11:32 Pocket Sprite Keyring Gameboy Teardown – 14:31 Defibrillator Simulator Teardown – 21:23 – Philips CD Discman Teardown Podcast: Download

Taking a look at a sub 3 cent microcontroller, and other obscure Chinese manufactures, how to find them, and were to get them in stock. http://www.padauk.com.tw https://lcsc.com Forum HERE Podcast: Download

A look at how the Banksy artwork prank “Girl with a Balloon” shredded itself moments after being sold for £1M at a Sotheby’s auction. How long did it sit idle waiting to be triggered?, and was this actually possible? NOTE: The Artwork was authenticated by “Pest Control”, which is Banksy’s …

More Mailbag Monday Forum HERE SPOILERS: A-TEK AT-601 PC ISA Bus Design Breadboarding Tool Gigatron TTL computer update Home VintageTek museum XY demo board https://www.ebay.com/str/vintagetek 1970’s Casio CQ-1 Calculator Zofz PCB Gerber Viewer https://www.zofzpcb.com/ Podcast: Download

How to turn a horrible unorganised schematic into a nice readable modular schematic with proper signal flow. Tips on industry standard and expected layout techniques. Using the open source Haasoscope oscilloscope as an example. Please do NOT complain about the length of this video. I know. It is what it …

Follow-up to the Studio Monitor Noise video, replacing the mains power supply with a battery supply. Does the noise floor go away? Forum HERE Podcast: Download

Yes, Mailbag Monday is back! Weekly mailbag videos to come. Perhaps the worst schematic ever seen? SPOILERS: Only two items for today’s Mailbag, and I had a lot to say on each. The WIHA SpeedE Electric Screwdriver 16:10 Will the HaasoScope 4CH 60MHz 200MS/s change Dave’s mind on USB oscilloscopes: …