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The radio's theory of operation is based on the principle of the Wadley Loop and was one of the first radios marketed by Tandy Corporation to have a digital frequency display. The DX-300 was succeeded by the improved DX-302 in 1980. Picture of the front of a Realistic DX 300 HF receiver in operation
The radio's theory of operation is based on the principle of the Wadley Loop tuner [1] (developed by Trevor Wadley in the 1960s), and was one of the first radios marketed by Tandy Corporation to have a digital frequency display. The DX-302 succeeded and improved upon the similar Realistic DX-300. The frequency range is from 10 kHz to 30 MHz. [2]
The Rainbow was a monthly magazine dedicated to the TRS-80 Color Computer, a home computer made by Tandy Corporation (now RadioShack).It was started by Lawrence C. Falk [1] (commonly known as Lonnie Falk) and was published from July 1981 to May 1993 [2] by Falk's company, Falsoft, which was based in Prospect, Kentucky.
The problem is that, on the surface, RadioShack cannot afford its promotion this year. The company has announced that will offer coupons of $10 back RadioShack, a Holiday Coupon Promotion It ...
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The Tandy 2000 is a personal computer introduced by Radio Shack in September 1983 based on the 8 MHz Intel 80186 microprocessor running MS-DOS. [2] By comparison, the IBM PC XT (introduced in March 1983) used the older 4.77 MHz Intel 8088 processor, and the IBM PC/AT (introduced in 1984) would later use the newer 6 MHz Intel 80286.
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Digital antenna array (receiver segment) Digital antenna array (transmitter part) Digital antenna array (DAA) is a smart antenna with multi channels digital beamforming, usually by using fast Fourier transform (FFT). The development and practical realization of digital antenna arrays theory started in 1962 under the guidance of Vladimir Varyukhin .