399-1M - Shakespeare VHF 6dB 9'6" Antenna for Marine Use | Aztek Computers
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SKU: HR6GFX4EA2 |  Mfg. Part: 399-1M  | UPC: 719441100032  | 
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399-1M - Shakespeare VHF 6dB 9'6" Antenna for Marine Use

3 Available
Condition: New

$349.58  $471.93

Product Overview

Style 399-1M VHF 6dB

The Shakespeare Style 399-1M is a high-performance VHF antenna designed specifically for marine applications. This collinear phased 5/8-wave antenna features two coaxial chokes to suppress cable radiation, making it perfect for use in limited space aboard boats.

Equipped with a robust aluminum sleeve for mast mounting, this antenna is built to withstand the rigors of marine environments. It combines strength and efficiency, offering the performance of a larger antenna without requiring extensive space.

Expert Overview

The Shakespeare 399-1M is a VHF antenna engineered for marine applications, providing reliable communication for boats with limited mounting space. This collinear phased 5/8-wave antenna incorporates two coaxial chokes to mitigate cable radiation, enhancing signal integrity. Its design features brass and copper elements for durability and an aluminum sleeve for secure mast mounting. The antenna's two-section construction (base 75"; tip 39") facilitates transport. Optimized for the VHF Marine band, it offers a 1.5:1 SWR at 156.8 MHz and can manage up to 100 Watts input. The 399-1M is suitable for IT buyers procuring robust marine communication hardware, addressing the need for efficient, space-conscious VHF antenna solutions in maritime environments.

Technical Specifications

  • Brass and copper elements for durability
  • Chrome-plated brass ferrule with standard 1"-14 thread
  • Aluminum sleeve for secure mast mounting
  • Suggested mount: Compatible with 1-1/4" U-bolts (included)
  • Two sections for easy transport: Base 75"; Tip 39" (shippable with UPS)
  • Optimized for VHF Marine band
  • 1.5:1 SWR at 156.8 MHz, ensuring excellent performance
  • Capable of handling a maximum input of 100 Watts
  • DC Ground for safety and functionality
  • Designed for vertical polarization with an omni-directional radiation pattern

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
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  • Country of Origin:
  • Shakespeare
  • 399-1M
  • B000MMF3QM
  • 719441100032
  • New
  • 5.2 lbs
  • 88 X 5 X 5
  • Aug 02, 2026
  • Apr 21, 2021
  • CHINA
Product Identifiers: Brand: Shakespeare • Part #: 399-1M • UPC: 719441100032 • ASIN: B000MMF3QM

Frequently Asked Questions

What type of mounting is supported by this antenna?

The antenna is designed for mast mounting and includes an aluminum sleeve. It is compatible with 1-1/4" U-bolts, which are included for secure installation.

What are the dimensions of the antenna for shipping?

The antenna comes in two sections for transport: a base section measuring 75 inches and a tip section measuring 39 inches. These dimensions allow for shipping via UPS.

Is this antenna suitable for high-power radio systems?

This antenna is capable of handling a maximum input of 100 Watts. Buyers should ensure their radio system's output power does not exceed this specification.

What is the SWR performance of this antenna?

The antenna is optimized for the VHF Marine band and provides a 1.5:1 SWR at 156.8 MHz, indicating efficient power transfer at that frequency.

399-1M - Shakespeare VHF 6dB 9'6" Antenna for Marine Use

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Reviews for Shakespeare 399-1M

$349.58