Review and teardown of the Casio FX260 Solar II pocket scientific calculator. How good is a $9 scientific calculator? FX-991EX Calculator Forensics Forum HERE Podcast: Download
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Review and teardown of the Casio FX260 Solar II pocket scientific calculator. How good is a $9 scientific calculator? FX-991EX Calculator Forensics Forum HERE Podcast: Download
Read More »Running the numbers on the W-Charge Infrared laser wireless charging system, does it work?, is it practical?, what is the efficiency?, how much power can it deliver?, is it dangerous? And the laser power is HOW MUCH?! CORRECTION: The laser output power was stated incorrectly, it was assuming the input …
Read More »Dave discovers a potential systemic manufacturing issue with Lifud LED light drivers. A repair of two of Dave’s failed Lifud LED studio panel light drivers. Forum HERE Podcast: Download
Read More »What is this mystery bit of Sony equipment? It’s probably not what you think… A look at an obscure bit of niche industry gear. Actual teardown starts at 10:00 Forum HERE Podcast: Download
Read More »What’s inside a DIP crystal oscillator module? A 2 minute teardown turns into 17 minutes, because, well, it’s Dave. Includes a revisit of the bypass capacitor video. Oscillator chip datasheet Forum HERE Podcast: Download
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