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The SCR-536 is often considered the first of modern hand-held, self-contained, "handie talkie" transceivers (two-way radios). It was developed in 1940 by a team led by Don Mitchell, chief engineer for Galvin Manufacturing (now Motorola Solutions) and was the first true hand-held unit to see widespread use. [1]
Bridgeville, California (population 25) was the first town to be sold on eBay in 2002, and has been up for sale three times since. [1] In January 2003, Thatch Cay, the last privately held and undeveloped U.S. Virgin Island, was listed for auction by Idealight International. The minimum bid was US$3 million and the sale closed January 16, 2003. [2]
This page is subject to the extended confirmed restriction related to the Arab-Israeli conflict. 2024 Lebanon electronic device attacks Part of the Israel–Hezbollah conflict (2023–present) Remnants of a Hezbollah pager that exploded on September 17, 2024 Location Lebanon and Syria Date 17–18 September 2024 Target Hezbollah members Weapons Pagers (Day 1) Walkie-talkies (Day 2) Deaths 42 ...
A walkie-talkie, more formally known as a handheld transceiver, HT, or handheld radio, is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings , radio engineer Alfred J. Gross , Henryk Magnuski and engineering teams at Motorola .
The AN/PRC-77 entered service in 1968 during the Vietnam War as an upgrade to the earlier AN/PRC-25.It differs from its predecessor mainly in that the PRC-77's final power amplifier stage is made with a transistor, eliminating the only vacuum tube in the PRC-25, as well as the DC-DC voltage converter used to create the high plate voltage for the tube from the 15 V battery.
Although a relatively large backpack-carried radio rather than a handheld model, the SCR-300 was described in War Department Technical Manual TM-11-242 as "primarily intended as a walkie-talkie for foot combat troops", and so the term "walkie-talkie" first came into use. [3] [4]
1600 ohm magnetic headset. The early earphones used with wireless-era crystal sets had moving iron drivers that worked in a way similar to the horn loudspeakers of the period. Each earpiece contained a permanent magnet about which was a coil of wire which formed a second electromagnet. Both magnetic poles were close to a steel diaphragm of the ...
The eBay stalking scandal was a campaign conducted in 2019 by eBay and contractors. The scandal involved the aggressive stalking and harassment of two e-commerce bloggers, Ina and David Steiner, who wrote frequent commentary about eBay on their website EcommerceBytes. [1] [2] Seven eBay employees pleaded guilty to charges involving criminal ...
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