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

⚓ Smooth Sailing Shipping

Enjoy FREE standard shipping on most orders over $250 within the continental U.S. (excl. heavy/oversized/hazardous items).

We ship via UPS, FedEx, and USPS . Orders are processed in 1–2 business days with typical delivery in 1–5 business days .

🧭 Track The Voyage

You’ll receive tracking info by email once your order ships. If your package is marked “delivered” but not received, please wait 48 hours then reach out to our team.

🛟 Hassle-Free Returns & Exchanges

Returns accepted within 30 days of delivery. Items must be unused and in original packaging.

Mistaken or damaged cargo? We’ll handle return shipping.
Changed your course? Return shipping is on you.
Report defects or damage within 7 days for a free exchange.

💰 Anchor Your Refund

Refunds go back to your original payment method within 5–7 business days after inspection.

📨 Contact the Crew

Questions about your order? Drop anchor at sales@marineelec.com .