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Shakespeare Antennas 6400-R 4' Phase III VHF Marine Antenna 3dB Gain

Manufacturer

Shakespeare Antennas

<h3>Shakespeare Marine: Over a Century of Antenna Innovation</h3><p><strong>Shakespeare Marine</strong> stands as one of the most storied names in marine electronics, with roots stretching back to 1897. Founded by William Shakespeare Jr. in Kalamazoo, Michigan, as a fishing reel manufacturer, the company expanded its expertise over the decades to become a world leader in marine antenna technology. A major milestone came in the 1960s, when Shakespeare engineers pioneered low-angle radiation techniques in marine antenna design — an innovation that set the foundation for the brand&apos;s dominant position in the industry. Today, Shakespeare is recognized as a leading global antenna brand serving both civilian and military maritime customers worldwide.</p><p>What separates Shakespeare from the competition is a relentless focus on materials science, craftsmanship, and real-world durability. Every antenna in the lineup is engineered to withstand the punishing conditions of the open ocean — high speeds, salt spray, strong winds, and continuous UV exposure — while maintaining the signal clarity that boaters depend on for safety. This dedication to performance has made Shakespeare the go-to choice for recreational boaters, commercial vessel operators, and government fleets alike.</p><h3>A Lineup Built for Every Vessel and Every Application</h3><p>Shakespeare&apos;s product range spans the full spectrum of marine communication needs. The flagship <a href="/7559-shakespeare-antennas-vhf-commercial-duty-antennas-202714">VHF Commercial Duty Antennas</a> are the heart of the lineup, offering tiered options from the value-oriented Classic Series — featuring brass and copper elements for dependable everyday performance — up through the Galaxy&reg; series and the ultimate Phase III&trade; antennas. The Phase III&trade; line is engineered for maximum durability and performance in the most demanding offshore conditions, featuring an ethafoam spacer system and silver-plated elements for maximum transmission efficiency. An SO-239 Quick Connect allows antenna removal for storage or trailering without disturbing cable runs.</p><p>Beyond the antennas themselves, a quality installation depends on a secure, properly chosen mount. Shakespeare&apos;s range of <a href="/7559-shakespeare-antennas-fixed-antenna-mounts-201973">Fixed Antenna Mounts</a> includes ratchet mounts, rail mounts, flange mounts, mast mounts, and QuickConnect&trade; mounts — each designed to work seamlessly with Shakespeare antennas. Many mounts feature a special cable slot that eliminates the need to remove factory-installed connectors during installation, simplifying the process for boaters of every experience level.</p><p>Whether you are fitting out a tournament sportfisher, a coastal cruiser, or a working commercial vessel, Shakespeare provides the complete antenna system — from the radiating element down to the last fitting — to keep you connected and safe on the water.</p><h3>Why Boaters Trust Shakespeare</h3><ul><li><strong>125+ years of engineering heritage</strong> — one of the longest track records in marine electronics</li><li><strong>Military and commercial grade options</strong> — products trusted by government fleets and professional mariners</li><li><strong>Wide product range</strong> — VHF, AIS, SSB, AM/FM, CB, broadband antennas, and full accessories</li><li><strong>Innovative design milestones</strong> — fiberglass radomes, hand-soldered connections, brass and copper elements, metal ferrules</li><li><strong>Complete system solutions</strong> — antennas, mounts, cables, and accessories engineered to work together</li></ul>

Part Number

6400-R
06/02/2036 6:51 AM
Sale Price

$325.03

4 left at this price

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Shakespeare 6400-R is a high-performance 4-foot VHF marine antenna featuring collinear-phased 5/8 wave elements with Phase III™ electronic technology. This commercial-grade antenna delivers 3dB gain and is designed for boats 14-22 feet in length, making it ideal for mounting on hardtops, T-tops, and other elevated locations where a compact profile is needed.

Key Features:

  • Silver-plated outer conductor with copper inner conductor for superior signal transmission
  • Stainless steel mounting sleeve for corrosion resistance in marine environments
  • Type SO-239 connector conveniently located inside mounting sleeve for easy installation and removal for storage
  • 3dB gain for enhanced transmission and reception range
  • Compact 4-foot length suitable for smaller vessels
  • Compatible with Shakespeare Style 4187-HD Ratchet Mount (sold separately)

The 6400-R combines durability with performance, featuring quality construction materials that stand up to harsh saltwater conditions while delivering reliable VHF communication for recreational and commercial marine applications.

Products specifications

Length

4'

Good Price , easy to place an order, 1st time doing business with your company , i'll be back if all goes well.

Amazing prices, cheapest I could find anywhere. Only down side is the shipping is more than it should be.

Great price and no shipping!!!! Shipped and received quickly

Searching for parts and ordering was quick and easy. All parts were in stock.

It was fast and easy.

The site was easy and I found what i needed quickly with a great price. Thank You

easy,and quick.

So far so good.

Cheapest around, website was easy to navigate, will follow up with details once product is received!

Good so far

Great

This was my first order with Autoplicity. Not only did they have the products I wanted at the lowest price, but they offered the best service and lightning fast shipping!!!

Fast shipping, many items in stock. Great place to do business

Part was bitchin! Recomend!

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