THIS PRODUCT MUST SHIP TRUCK FREIGHT AND DOES NOT QUALIFY FOR ANY SHIPPING PROMOTIONSShakespeare Style 4018-M VHF Marine19' LENGTH, 9dBPHASED 1/2-WAVE ELEMENTS IN A COLLINEAR ARRAY WITH A COAXIAL CHOKING SLEEVE TO SUPPRESS CABLE RADIATIONSame as Style 4018 with a special sleeve for mast mounting. Used primarily for land-based stations and on commercial vessels.
The top choice for charter boat captains and experienced sport fishing enthusiasts. This long-distance VHF antenna is rigid enough to stay erect in rough seas, yet exceptionally lightweight.
- Brass and copper elements
- Chrome-plated brass mid section ferrules and aluminum sleeve bottom ferrule
- SO-239 connector at base
- Suggested mount: Mast mount using supplied 1-1/3" U-bolts. The 4018-M can be strapped to a larger mast if steel banding (not supplied) is used.
- Two sections: Base 162"; Tip 66":
- Shakespeare Limited Warranty: 2 years
Technical Specifications:
| Frequency: |
VHF Marine band |
| Bandwidth: |
(within 2.0:1 VSWR) 3 MHz |
| SWR: |
1.5:1 at 156.8 MHz |
| Impedance: |
(ohms): 50 |
| Gain: |
9 dB |
| Max Input (Watts): |
25 |
| DC Ground: |
NO |
| Termination: |
SO-239 |
| Height (feet): |
19 |
| Polarization: |
Vertical |
| Radiation pattern: |
Omni-directional |
