Tag Archives: 55

(TR -) 55

In the 1950s, the TR-55 was a fresh new product from Sony, and first Japanese transistor radio (10-1).  Here is its description from the Sony archive online… “At 560 g, the radio incorporates five transistors and is powered by four AA batteries. The use of punched aluminum for the speaker grill also marked a first. [...]

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89 (petals)

Have you tried A Google a Day? Every day there is a question and you will usually need a search engine for the Internet to figure out the answer.  A Google a Day is in some ways like Trivial Pursuit but more importantly it offers a chance to learn more about the world at many [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 1292 days ago