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Frequency counter. A frequency counter is an electronic instrument, or component of one, that is used for measuring frequency. Frequency counters usually measure the number of cycles of oscillation or pulses per second in a periodic electronic signal. Such an instrument is sometimes called a cymometer, particularly one of Chinese manufacture ...
Omeros is an epic poem by Saint Lucian writer Derek Walcott, first published in 1990.The work is divided into seven "books" containing a total of sixty-four chapters. Many critics view Omeros as Walcott's finest work.
A foxhole radio is a makeshift radio that was built by soldiers in World War II for entertainment, to listen to local radio stations using amplitude modulation. [1][2] They were first reported at the Battle of Anzio, Italy, spreading later across the European and Pacific theaters. The foxhole radio was a crude crystal radio which used a safety ...
Radiogram (device) Luxor Empire radiogram from 1948. Typical for the 78 rpm era, the record player is a changer, designed to be loaded with a stack of shellac records. In British English, a radiogram is a piece of furniture that combined a radio and record player. [1] The word radiogram is a portmanteau of radio and gramophone. [2]
The radio spectrum is the part of the electromagnetic spectrum with frequencies from 3 Hz to 3,000 GHz (3 THz). Electromagnetic waves in this frequency range, called radio waves, are widely used in modern technology, particularly in telecommunication. To prevent interference between different users, the generation and transmission of radio ...
Q meter. A Q meter is a piece of equipment used in the testing of radio frequency circuits. It has been largely replaced in professional laboratories by other types of impedance measuring devices, though it is still in use among radio amateurs. It was developed at Boonton Radio Corporation in Boonton, New Jersey in 1934 by William D. Loughlin.
Klondike Choco Taco. The Choco Taco was one of the best things eaten at Taco Bell. Sadly, it was discontinued by Klondike in 2022. It's so iconic, brands have been crafting treats reminiscent of ...
Yaesu FT-7 (B) Yaesu FT-7 is a rugged, solid state and modular built HF amateur-band radio transceiver, suitable for fixed and for mobile operation. The set was built by the Yaesu Corporation in Japan in the late 1970s and early 1980s. Its first Japanese release was in 1976. This transceiver was very small for its time; by current modern ...