Delta Antenna
Antennas & Masts HF Base Antennas and Tuners

Delta Antenna

HF BASE ANTENNA

The Delta Antenna is an omni-directional broadband HF antenna covering 3 to 30 MHz at 200 W PEP, built for base-to-base and base-to-mobile communications across short to medium distances.

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Base stations need dependable coverage without constant retuning. The Delta Antenna operates continuously across 3 to 30 MHz, helping operators maintain contact across changing frequencies and conditions. Its omni-directional pattern provides coverage in every bearing, while a clean 50 ohm match supports efficient operation with standard HF radio equipment.

A straightforward installation keeps HF sites easier to build and maintain. The antenna connects to the transceiver through a single coaxial cable and requires no ground plane or separate tuner. Supplied complete with or without a support mast, it fits into new or existing HF stations with minimal added hardware.

Outdoor base antennas must stand up to weather, wind, and long-term exposure. Marine-grade stainless steel radiator elements provide corrosion resistance, while the structure is rated for wind speeds up to 180 km/h in clear air, subject to mast, footing, and anchoring. Designed for open terrain, it gives teams a stable HF antenna for remote and fixed base station roles.

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FREQUENCY

Continuous 3 to 30 MHz coverage across the HF band, with no tuner required.

POWER RATING

200 W PEP, 100 W average, for sustained base station operation.

OMNI-DIRECTIONAL

Essentially omni-directional pattern for coverage in every bearing.

VSWR

Less than 2:1 into a 50 ohm nominal impedance for a clean transceiver match.

STAINLESS STEEL

Marine grade stainless steel radiator elements for corrosion resistance.

WIND RATING

Up to 180 km/h (112 mph) in clear air, subject to mast, footing, and anchoring.

READY TO INSTALL

Supplied complete with or without a support mast; no ground plane required.

Antenna type Omni-directional broadband HF base antenna
Application Base-to-base or base-to-mobile, short to medium distance
Ground plane Not required
Coaxial cable Purchased separately
Support mast Supplied with or without mast
Frequency 3 to 30 MHz
Impedance 50 ohm (nominal)
VSWR Less than 2:1
Power rating 200 W PEP (100 W Avg)
Radiation pattern Essentially omni-directional
Radiator elements Marine grade stainless steel
Packed weight 30 kg
Carton dimensions Antenna (1 carton): 910 x 285 x 205 mm
Mast height 15 m
Antenna width 46 m
Guy radius 10 m
Overall height 16 m (includes gibbet)
Footprint 50 x 18 m
Wind rating Up to 180 km/h (112 mph) in clear air, subject to mast, footing, and anchoring
MISSION OUTCOME

Delta Antenna keeps the HF link open when distance and terrain rule out other options. Across base-to-base and base-to-mobile roles, the omni-directional broadband HF antenna holds continuous 3 to 30 MHz coverage at 200 W PEP, with marine grade stainless steel elements rated for winds up to 180 km/h. Plus, a clean 50 ohm match and sub-2:1 VSWR let it slot into an existing HF station without a separate tuner. The Delta Antenna is engineering you can stand in the open and trust.