ANTENNA

OMA-155 5 Element 15m Band


  • Product Code: OMA155
  • Stock: Pre-Order
  • Price:

    1,370.00€

21 MHz band 5 elemet. Input power limited by feed line only. Low SWR, excelent F/B, excelent F/S ratio. Wind survival speed 130 km/h. 

A very flexible alloy EN AW 2024 (not EN AW 6060) is used for the elements. All fasteners ( screws , screw nuts, etc are from stainless steel. 

Easy to connect coaxial cable with PL-259 connector.


Electrical Specifications:

Band:21 MHz
Frequency Range:21.0 - 21.45 MHz
Free Space Forward Gain:10.3 dBi
Forward Gain 20m AGL:15,9 dBi
Front to Back Ratio:30 dB
3 dB Horizontal Beamwidth:52
Number of active elements per band:5
Maximum SWR at any freq.:1 : 1.3
Maximum Power Input:3 kW (balun included)
Matching Method:Direct feed through current balun. 
Connector:SO239 ( N connector optional )

Mechanical Specifications:

Boom length:10.1 m
Boom square:60 x 60mm
Longest element:7.20 m
No. of elements:5
Turning radius:6.2 m
Surface Area:1,34 m2
Mounting Mast Diameter:43 - 70 mm
Survival Wind Speed:130 km/h
Wind load at 130km/h:1070 N / 1,34 m² / 14,18 feet²
Weight: