Tag Archives: transistors

snap shot or tech shot?

Posted on April 22, 2024 by Robert

Toronto. In the early days of transistors, the tiny marvels couldn’t operate very far beyond audio frequencies. In the late 1950s, Philco managed to create a transistor usable at radio freqencies. The SB100 transistor, as it was named, was offered … Continue reading →

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the start of it all

Posted on April 30, 2023 by Robert

Toronto. And by all, we mean digital photography, not the 1839 analogue photography (metal, glass, film, paper plus liquid solutions). When radio and electronics began early last century, vacuum tubes did not exist. A few years later, on into the … Continue reading →

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