Sherwood RD-5503

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The Sherwood RD-5503 is a high-performance digital receiver designed for serious and passionate ham operators. This radio is part of Sherwood's popular 5500 series, and it comes with a host of features that make it stand out from its competitors.One of the most impressive things about the RD-5503 is its receiver performance. This radio is equipped with an all-new phase-locked loop (PLL) synthesizer and a highly acclaimed image-reject mixing system to deliver outstanding levels of sensitivity, selectivity, and stability. It also features advanced IF filtering with a 3.2 kHz wide option, which is ideal for working digital modes, split frequencies, and narrow-band signals.The RD-5503 is a triple-conversion design with image cancellation circuits to prevent images from interfering with the desired signal. It covers the 1.6 to 30 MHz frequency range, including the longwave, mediumwave, shortwave, WARC, and 60, 40, and 30 meter bands.The front panel of the radio features a high-resolution 3.5 inch diagonal graphic LCD display that shows a variety of information, including frequency, mode, signal strength, squelch level, filter status, and tuning steps. There is also a large rotary encoder knob on the left side of the receiver for quick and intuitive frequency tuning.Other notable features of the RD-5503 include a built-in speech compressor, high-performance speech processor, noise reduction circuit, RF gain control, up to 1 KHz of RF filtering, and a digital data interface (DDI). The receiver supports a variety of digital modes, such as BPSK63, PSK31, and RTTY, and also includes Kenwood's unique dual watch and dual receive functions for split operations.Overall, the Sherwood RD-5503 is a top-of-the-line digital receiver that combines exceptional performance, advanced features, and cutting-edge technology. Ham enthusiasts who demand the best in terms of sensitivity, selectivity, and stability will appreciate the RD-5503's high level of craftsmanship and engineering expertise.