The Yaesu FT-847 was known as the "Earth Station" according to sales literature and the company's web site. Yaesu introduced the FT-847 in 1998 as a replacement for the then discontinued FT-736 VHF/UHF Satellite transceiver, with production ending in 2005. The FT-847 is a multimode transceiver providing coverage of all nine HF Amateur bands (predating the 60m band allocation), plus VHF and UHF coverage of the 50 MHz (6 m), 144 MHz (2 m) and 440 MHz (70 cm), with provisions for amateur satellite operations.
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... The FT-847 is a transceiver designed with amateur radio satellite operation in mind, with features such as cross band full duplex operation, Normal/Reverse Tracking, CTCSS/DCS Encode and Decode and 0.1 Hz tuning steps ... An often overlooked feature of the FT-847 is its four (4) antenna connectors, separating HF, 6 m, 2 m, and 70 cm ...