Selling old electronics for cash can be a win-win situation. You make some money and the old computer, printer, cellphone, or other electronic item stays out of…
Super regenerative radio for aviation frequencies on widely used, and "low-freq." parts. Disassemble an old computer with SMD components and have fun with a simple and efficient radio.
The Commodore Amiga. 16-Bits of computing power that stayed ahead of the pack for years.
The diode of the relay protect module is 1N4007 Homemade high series battery desulfator
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O NESTOR foi um projeto de microcomputador didático baseado no microprocessador Z-80 (Zilog) na década de 80. O artigo foi publicado na revista Nova Eletrônica nas edições n°84,85 e 86. Este é um micro feito para montar e aprender a "mexer" com os computadores. Além disso era um dos modelos mais baratos já projetados no Brasil.Particularmente eu gostava muito de eletrônica digital nessa época e nem preciso dizer que fiquei fascinado com esse projeto. Só que era um projeto muito longe da realidad
The making of...
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Youtube added some weird music over this video for some reason and I am not able to remove it.
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Repaired and fully working TRS 80 Model III computer
Electronics & projects
Sharp PC-1600 pocket computer from 1986. It was the successor to the very successful PC-1500 and Sharp's 3rd pocket computer. Considered very powerful in its day. 4 line display and a whopping 16kb of RAM. Still highly desirable with collectors and enthusiasts fetching reasonably high prices for 1600's in good working order. This one I managed to pick up 'new/ old stock' complete with original packaging.
history, development, electronics, computer, calculator
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It was with minimal expectations that, on August 3, 1977, Tandy Corporation teamed up with Radio Shack to release the TRS-80, one of the first personal computers available to consumer markets. While Don French—a buyer for the Tandy Radio Shack consumer electronic chain—had convinced some Tandy exec...
Mario Bellini. A4 Programmable Accounting Invoicing Machine. 1973. Ing. C. Olivetti & C. S.p.A., Ivrea, Italy. ABS polymer casing, metacrylic resin, and cast aluminum. 10 x 23 1/2 x 24" (25.4 x 59.7 x 61 cm). Gift of the manufacturer. SC39.1987. © 2025 Mario Bellini. Architecture & Design
