Back in the 1950s, when your surgeon wasn’t concentrating on his golf swing, he was probably concentrating on his cardioscope – or at least you hoped he was! The cardioscope was essentially a specialised oscilloscope [more…]
The ability to broadcast moving images over-the-air was a miracle, but the question then became: “Who was going to pay for it?” In the United Kingdom, the answer was the television set owners. Since 1904 [more…]
Cathode-ray tubes weren’t just useful for radar – all sorts of aircraft indicators were displayed with them. For example, CRTs were used in the displays of radio detection finders, which used radio “beacons” broadcasting from [more…]
RADAR: RAdio Detection / Direction And Ranging Radar uses radio waves to determine the range, angle or velocity of objects. It can be used to detect almost anything! Airborne surprises can be devastating. As the [more…]
Given the right conditions, amateur radio operators can talk to anyone, anywhere in the world. But what about television? Could that be sent around the world too? Analog television transmitted a lot of information, and [more…]
Don Hopkins recently posted his clever Logo Adventure for C64 Terrapin Logo, a skeleton of an adventure game that uses Logo’s own parser as the parser for the game, by defining commands as procedures and using [more…]
For some nostalgics it’s not merely enough to emulate the console or computer – they want to emulate the CRT they used it on too! The nature of cathode-ray tube displays distinctly affected how images [more…]
Danger Will Robinson! High Voltage! In order to work, a TV or monitor uses high-voltage currents which can electrocute you! For electrons to be attracted enough to the anode to leave the cathode in a [more…]
While the age of television meant you could electronically capture a moving image and broadcast it to receivers “live”, there quickly became an obvious need to store that moving image either for posterity or use [more…]
The first mechanical light-gun games appeared in the arcades and midways of the 1930s. Following the invention of the light-sensing vacuum tube, companies such as Seeburg produced games that had the tube hidden inside targets, [more…]
©2018 Paleotronic Magazine. Editor: Melody Ayres-Griffiths editor@paleotronic.com