City Pedia Web Search

Search results

1. Results From The WOW.Com Content Network

2. Norman Krim - Wikipedia

   en.wikipedia.org/wiki/Norman_Krim

   Norman B. Krim (1913–2011) was an American electronics engineer and engineering executive. His drive to create a transistor product for the electronics experimenter-hobbyist market contributed to paving the path for a generation of American electronics engineers and technicians during the Space Race between the United States and the Soviet Union.

3. CK722 - Wikipedia

   en.wikipedia.org/wiki/CK722

   CK722. The CK722 was the first low-cost junction transistor available to the general public. It was a PNP germanium small-signal unit. Developed by Norman Krim, it was introduced by Raytheon in early 1953 for $7.60 each; the price was reduced to $3.50 in late 1954 and to $0.99 in 1956. Norm Krim selected Radio Shack to sell the CK721 and CK722 ...

4. History of hearing aids - Wikipedia

   en.wikipedia.org/wiki/History_of_hearing_aids

   History of hearing aids. Madame de Meuron with ear trumpet. The first hearing aid was created in the 17th century. The movement toward modern hearing aids began with the creation of the telephone, and the first electric hearing aid was created in 1898. By the late 20th century, the digital hearing aid was distributed to the public commercially.

5. TRS-80 Model 4 - Wikipedia

   en.wikipedia.org/wiki/TRS-80_Model_4

   The Radio Shack modem uses its own proprietary command set and only supports communications at 300 baud. Teletrends produced a 1200 baud that uses the Hayes command set . Tandy discontinued the 4P by early 1985, stating that "even though you won't find a more enthusiastic and devoted group of owners than our Model 4P folks, transportables just ...

6. RadioShack - Wikipedia

   en.wikipedia.org/wiki/RadioShack

   RadioShack (formerly written as Radio Shack) is an American electronics retailer which was established in 1921 as an amateur radio mail-order business. Its parent company, Radio Shack Corporation , was purchased by Tandy Corporation in 1962, shifting its focus from radio equipment to hobbyist electronic components.

7. Radio shack - Wikipedia

   en.wikipedia.org/wiki/Transmitter_shack

   Today, a radio shack can be anywhere that radio equipment is housed and operated, usually a room such as with amateur radio stations, but for some the entire "shack" may consist of a hand-held radio or two while others may operate mobile equipment in a vehicle. [3] In amateur radio use, the room housing the equipment is often called a "ham shack".