Archive for the ‘digital IC’ Category:

2026-01-14 History Of First Digital Camera, Kodak Researcher

The used a cassette recorder to store the photo and play it back. https://spectrum.ieee.org/first-digital-camera-history?fbclid=IwdGRzaAPVVKFjbGNrA9VS7mV4dG4DYWVtAjExAHNydGMGYXBwX2lkDDM1MDY4NTUzMTcyOAABHmbAC3KQ45zuuvHG-fgR6vTCncLee1hqvshLQ0ImklaCVZqVRjvVEz2FdmeY_aem_eXezm2tGP2Rnsz_HIO7IEQ

2024-09-20 Simple 1 Digit Counter, IR Beam Break

This short uses a CD4026, a 7 segment display, 9V battery, some resistors, an IR LED and a CdS photocell or phototransistor.  Break the IR beam and the display advances to the next digit. https://www.facebook.com/reel/525596709839365?mibextid=9drbnH

2023-06-27 The Reasons Behind The Chip Shortage (Sabine)

Very good video about the chip shortage. There were fires in several plants, natural disasters like the earthquake in Fukushima, and too much dependence on only a few factories. We need to prevent this from happening again.

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