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Top Pick Mfj-939y4, Plug,play,200w Autotuner,hf, W/cable,yae Ft2000 With A 80% Price Cut [BTdbwRxo]

$39.99 $127.99 -69%

MFJ-939Y4 Auto Tuner: Your Ultimate Antenna Tuning Solution Are you tired of dealing with poor SWR and antenna tuning issues? The MFJ-939Y4 Auto Tuner is here to revolutionize your ham radio experience. This plug-and-play device seamlessly tunes your

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MFJ-939Y4 Auto Tuner: Your Ultimate Antenna Tuning Solution

Are you tired of dealing with poor SWR and antenna tuning issues? The MFJ-939Y4 Auto Tuner is here to revolutionize your ham radio experience. This plug-and-play device seamlessly tunes your antenna as you tune your radio, ensuring a consistently low SWR for optimal performance. With its compatibility with Yaesu FT2000 and other transceivers, the MFJ-939Y4 is a versatile addition to any ham radio setup.
  • Automatic Tuning: Eliminate manual tuning and enjoy a hassle-free operation.
  • Wide Frequency Range: Tune your antenna from 1.8-30 MHz, covering all popular ham radio bands.

Powerful Features for Exceptional Performance

The MFJ-939Y4 is designed with advanced technology to deliver exceptional performance. Its intelligent system learns your antenna and operating habits, storing up to 20,000 memories for instant recall. This ensures that you can quickly return to previously used frequencies. The MFJ-939Y4 also offers a unique AdaptiveSearch feature, which searches for the best match solutions, significantly reducing tuning time. Key features include:
  • AdaptiveSearch: Ultra-fast matching for efficient tuning.
  • InstantRecall: Quick access to previously used frequencies.
  • MFJ VirtualAntenna Memory: Store up to 8 antennas with 2500 memories each.

Reliability and Compatibility

Built with heavy-duty components, the MFJ-939Y4 guarantees safe, reliable, and continuous operation at 200W SSB/CW. Its compact design, measuring only 6 1/2W x 2 7/8H x 8 3/8D”, ensures it fits perfectly with your radio. The MFJ-939Y4 is compatible with a wide range of transceivers, including older rigs, classic transmitters, and modern models like Flex and Elecraft. With its easy-to-use plug-and-play design and 2-Year NoMatterWhatWarranty, the MFJ-939Y4 is a reliable and cost-effective solution for your antenna tuning needs.
  • Heavy-Duty Components: Ensure long-lasting performance.
  • Super Versatile: Works with all popular ham radio transceivers.

What Our Customers Say

January 5, 2026

Absolutely no complaints!

This is a very clever piece of engineering.

- CleverEngineering.

January 5, 2026

Absolutely no complaints!

The effectiveness of this product is undeniable.

- Skyler N..

January 5, 2026

Absolutely no complaints!

The product feels very balanced and well-engineered.

- Laura M..

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