Description
Built for value without compromising performance or durability, the Classic Series covers the widest variety of vessels in the Shakespeare ® family. These antennas keep you connected and meet essential communication needs while offshore.
Shakespeare 3991M Attributes
- Compatibility: VHF Marine Radio
- Type: Monopole
- Length: 9.6 Feet
- Gain: 6 dB
- Mounting Type: Mast Mount
- Color: White
- Material: Aluminum Sleeve/ Brass Ferrule
Shakespeare 3991M Features & Benefits
- Smooth, Durable, High-Gloss White Or Fiberglass Finish Prevents Yellowing
- Brass And Copper Elements Provide Standard Range And Reception
- Chrome-Plated Brass Or Nylon Ferrule With Standard 1: -14 Thread Provides For Basic Install
- Easy To Install
- Limited 2 Year Warranty
Style 399-1M VHF 6dB
Collinear Phased 5/8-wave with two coaxial chokes to suppress cable radiation
The Style 399-1M is the same as the 399-1, but it has a special sleeve for mast mounting. A professional quality antenna in a compact package. This extra-duty antenna combines strength and performance for use where you really need the efficiency of a large antenna, but don’t have room for one.
- Brass and copper elements
- Chrome-plated brass ferrule with standard 1″-14 thread
- Aluminum sleeve for mast mounting
- Suggested mount: 1-1/4″ U-bolts are supplied. The 399-1M can be strapped to a larger mast using steel banding (not supplied)
- Two sections: Base 75″; Tip 39″ UPS shippable
Technical Specifications:
| Frequency: | VHF Marine band |
| Bandwidth: | (within 2.0:1 SWR): 5MHz |
| SWR: | 1.5:1 at 156.8 MHz |
| Impedance: | (ohms): 50 |
| Gain: | 6 dB |
| Max Input (Watts): | 100 |
| DC Ground: | YES |
| Termination: | SO – 239 |
| Height (feet): | 9.5 |
| Polarization: | Vertical |
| Radiation pattern: | Omni-directional |
Shakespeare style 399-1m 9.5 feet 3. 04 M VHF marine frequency 6db collinear phase 5/8 wave, with two coaxial chokes, can suppress cable radiation, this is a professional quality antenna.. .
SKU: NVN-10599
MPN: 399-1M
UPC: 719441100032






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