Technik & mehr von damals und heute
“ASTRO WARS” or “GALAXY II” is the name of the table top game console that I am introducing here. It is the home version of the arcade game “Galaxian”, which was implemented as a small tabletop device for everyone at home. The manufacturer was Epoch, which sold the device in 1981. There was also a…
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This short post is only intended as an aid to be able to look up quickly if necessary. Over time, each of us will probably accumulate countless power packs and adapters. Some are fixed voltage power supplies, others can be adjusted in the range of the output voltages. The output voltages of these power supplies…
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Thanks to the USB standard, it is now easy to operate or charge your mobile phones, tablets, Arduinos, Raspberry PIs, toothbrushes, power banks, etc., etc., with one and the same charging adapter or plug-in power supply. The “plug-in power supply” is an AC / DC converter which, ideally, electrically isolates the mains side with the…
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This project – actually a mini project – might also be interesting for one or the other. It is the now well-known and frequently used carbon dioxide sensor SCD30 (CO2 sensor) from the manufacturer Sensirion. There are a number of projects that can be found on the internet. As part of a quick test setup,…
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Due to some inquiries regarding the electrical wiring of the Tomy Racing cockpit, I sat down and drew out the wiring. There are apparently many contemporaries who still find toys from the 80s in their basements, attics, etc. and repair them again. With the Tomy Cockpit it happens again and again that the thin wires…
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Behind the title mentioned in the article headline is my idea of tidying up the “ingmarsretro” blog and tidying it up a bit. By “cleaning up” I mean checking the individual posts again for spelling errors, maybe reformatting one or the other post and adding to it. That is why there will be no other…
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After the great success of my first book on the retro blog, I have now made my way through and written a second book – NO FUN – there was no success at all. I wrote the book back then in order to have a printed work of my (in) deeds on this website for…
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As a mini – craft project for the summertime I call the following tinkering. A small monocrystalline solar module called “SM 6” from a well-known large electronics distributor starting with “C” and ending with “d” plays the main role in the project. The module has a nominal power of 6Wp with a maximum current of…
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On April 23, 1982, the Sinclair ZX Spectrum has been marketed by Sinclair Research. [Source: Wikipedia] He was then sold at a price of 140 euros or 194 euros. The two prices refer to the 16kByte version or the 48kByte version. 16kByte and 48kByte are the sizes of the RAM memory with which the…
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From 1975 this Japanese calculator comes. He was sold from 1975 to 1976 by the Eduscho – Tchibo coffee chain. The device is called “PICO” PA-80N. Exactly this model was also once in my father’s possession and I was already fascinated by the luminous seven-segment displays as a child. And that was the problem again.…
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