Maco M108C-HV

The Maco M108C-HV (also known as the M108HV) is a high-performance, 8-element dual-polarity Yagi beam antenna designed for base station use on the 10-meter and 11-meter bands. It essentially functions as two separate beam antennas mounted on a single boom, allowing for simultaneous vertical and horizontal polarization.
Key Specifications
Elements: 8 total elements (effectively 8 horizontal and 8 vertical for 16 total radiating elements).
Boom Length: 40 feet (approx. 12.2 meters).
Gain: 18 dB.
Power Multiplication: 60x.
Power Handling: 2 kW standard (upgradeable to 30 kW with optional gamma matchers).
Wind Survival: 90 mph.
Turn Radius: 24 feet.
Weight: Approximately 60 lbs.
Functionality & Features
Dual Polarity: Users can tune the horizontal and vertical sections independently—for example, horizontal for 11 meters (CB) and vertical for 10 meters (Amateur Radio).
Construction: Built with rugged, swaged, and slotted aluminum tubing to maximize strength while minimizing wind loading.
Adjustable Gamma Match: Features Maco’s adjustable gamma match for high-performance SWR tuning (adjustable to 1.1:1).
Shipping Requirement: Due to its 40-foot boom and crate size (approx. 6 meters), it typically requires freight delivery and cannot be shipped via standard UPS.

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