The Yaesu FT-857D, with Digital Signal Processing (DSP), is renowned as the world's smallest HF/VHF/UHF mobile transceiver, offering base station-type performance in a compact package. Its ultra-compact design, measuring only 155 x 52 x 233 mm, makes it ideal for mobile or portable work. The FT-857D boasts wide frequency coverage, exceptional receiver performance, and optional remote-head operation, making it a top choice for high-performance mobile operations.

Equipped with a high-performance receiver design, the FT-857 features a low noise floor and wide dynamic range, ensuring reliable performance. With extensive bandpass filtering and careful device selection, this transceiver can handle strong signal challenges in today's crowded bands. Additionally, it offers wide frequency coverage, including HF, 50 MHz, 144 MHz, and 430 MHz ham bands, and reception from 100 kHz to 470 MHz, catering to various communication needs.

The FT-857D's versatile memory system allows up to 200 memory channels, each customizable with an alpha-numeric label. Its optional DSP circuitry enhances interference rejection and transmitter performance, featuring filters and a microphone equalizer. With a large radio tuning dial and strategic placement of keys and switches, the FT-857 ensures ease of operation. Offering modes like AM, FM, SSB, CW, and WFM (RX only), with RF power output ranging from 20W to 100W, this transceiver is a versatile and powerful tool for radio enthusiasts.