Ads
related to: wall mount radio for home office with tv unit on back of bed tableamazon.com has been visited by 1M+ users in the past month
Search results
Results From The WOW.Com Content Network
This limited a base station to being within tens to hundreds of feet from the user's workstation. Early systems often had volume unit meters, clocks, and switchboard keys. [4] 1960s two-way radio remote control consoles used direct current loops. Users would run ordinary telephone wiring from the remote consoles to the radio base station ...
The KLH Model Eight FM table radio, circa 1960. A table radio is a small, self-contained radio receiver used as an entertainment device. Most such receivers are limited to radio functions, though some have compact disc or audio cassette players and clock radio functions built in; some models also include shortwave or satellite radio functionality.
The feedlines feeding radio power from the transmitter to the huge flattop wire antenna are visible, top. A list of early wireless telegraphy radio stations of the Marconi Wireless Telegraph Co. Guglielmo Marconi developed the first practical radio transmitters and receivers between 1895 and 1901.
They were joined in 1921 by Eugene F. McDonald, [4] and Zenith Radio Company was incorporated in 1923. The fledgling company soon became known for its high-quality radios and electronic innovations. Zenith introduced the first portable radio in 1924, [4] [5] the first mass-produced AC radio in 1926, [5] and push-button tuning in 1927. [4]
The AN/PRC-150(C) Falcon II Manpack Radio, is a tactical HF-SSB/ VHF-FM manpack radio manufactured by Harris Corporation. [1] It holds an NSA certification for Type 1 encryption . [ 2 ] The PRC-150 is the manpack HF radio for the Harris Falcon II family of radios, introduced in the early 2000s.
Digital Central Office, a time-division switch similar to DMS-10. The Stromberg-Carlson digital central office was the first Class-5 digital local office switching system installed in the U.S. Stromberg-Carlson put their switch (lab-prototype)into service in July 1977 in Richmond Hill, Georgia. This switch was SC's "REA FIELD TRIAL" office, but ...