• Specifications
  • Overview

UHF SatCom Antenna


Frequency Range (High angle)240 MHz - 320 MHz
Frequency Range (Low angle)225 MHz - 400 MHz
VSWR (High angle)1.5:1
VSWR (Low angle)2.0:1
Polarization (High angle)Vertical
Polarization (Low angle)RHCP
Radiation PatternHigh Angle & Low Angle
Impedance50 Ω
Power RF200 W CW


Weight2700 grams (max)
Height260 mm
MaterialGlass Epoxy
Connector (High angle)N Female
Connector (Low angle)TNC Female
ColorPU Gloss White


Temperature-54°C to +90°C
Altitude50,000 feet
Note: The general datasheet for this product is available for download using the 'Download' link provided below. Please login to our customer section using the 'Login' link below for detailed information related to this product including gain, VSWR and other product related data.

You may also post product customization requests by logging in to the customer section. Alternatively, please feel free to contact us at sales@verdanttelemetry.com if you were unable to find the necessary product details.

JU 250 is a broadband UHF SATCOM antenna for airborne satellite communications. This antenna utilises dual mode (high and low angle) to give good performance coverage across the hemisphere. The rugged design and construction of the antenna helps it to withstand severe environmental conditions

Tests in accordance with MIL 810 F.



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