The Yaesu FC-90 is an automatic antenna tuner of small power rating, designed primarily for portable use with the Yaesu FTX-1 Field transceiver (and possibly similar setups). Its flexibility and compactness make it an excellent choice for amateur radio field operations.
Technical Specifications
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Operating frequency range: 1.8 – 54 MHz (HF + 50 MHz bands)
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Maximum input power: 10 W — suitable for portable/field deployments
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Use category: External automatic tuner for low-power use and portable antennas
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Tuning type: Automatic antenna matching — no manual tuning required for each band
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Application: Ideal for portable field stations, backpacks, SOTA/POTA, or light installations where space and power are limited
With the FC-90, the amateur radio operator gains the ability to deploy different antennas across multiple bands without heavy setup, while maintaining portability and ease of use.
