securing a license to produce transistors was difficult in the early days. What’s worse is, even with the license, it was not feasible to use the crude devices in a radio.

Old radios often had selenium rectifiers to convert AC to DC. The problem is that the old units, dating back to 1933, are prone to failure and to release dangerous chemicals like hydrogen selenide.

They had to catch the attention of the public. That happened with the hand-held radio. The first transistor radio was a joint project between the Regency Division of Industrial Development ...

All handheld radios, as well as desktop radios, use transistors, both discrete as well as contained in chips. The transistor radio was one of the first consumer devices that employed solid state ...

A clear and succinct introduction to the background and events of the mass, militant class struggle in Italy in the 1960s and 70s. “这是所有人的斗争”——意大利反宜家（IKEA）全国运动 “仓库工人无所畏惧”——这是一路贯穿7月26日由基层工会（base unions ...

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Learn more › Whether you’re facing a hurricane or tornado, a blizzard, or an earthquake, you may want what we call a “weather radio” to keep you and your family well-informed throughout ...

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VINTAGE - 1948-1958 Due to the rarity of these years and models of Honda, pricing data is still being collected. Established in 1948, Honda Motor Company, Ltd. Is a multinational Japanese corporation ...

Vintage charts summarize the quality and character of wines from a particular region for each individual vintage—the year in which the grapes were grown and harvested. Based on ratings of a wide range ...

VINTAGE - 1905 - 1935 Due to the rarity of these years and models of Triumph, pricing data is still being collected (see auction results section). Currently named Triumph Motorcycles Ltd., this elite ...