The Stevens V2TH and V4TH satellite antenna provides a cost effective, high performance geostationary satellite data telemetry link for hydrological and meteorological data transmissions. The helix design virtually eliminates all existing problems that occur with other available antenna technology.

The V2TH features +5.5 dB of gain, the V4TH +10 dB. The antenna is designed to operate through the destructive forces of severe weather. It can be suspended or mounted inside nonmetallic protective structures, or mounted outside on a building, post or tower. Optional mounting hardware is available.

  • Rugged and durable polycarbonate housing
  • Versatile and easy to mount
  • Reliable signal transmission through obstructions
  • Uniform antenna beam pattern
  • For geostationary satellite communications on the following networks:
    • GOES
    • MTSAT
    • INSAT
    • FENG YUN
  • For applications requiring higher-gain directional uplink antennas

Technical Specifications


Range 402 Mhz ± 10 MHz
Impedance 50 Ohms
VSWR 1.5:1 max
Polarization Right Hand Circular
Gain +5.5 dB Nominal
Power 100W CW
Input Power Range V2TH: 6 to 25 watts
V4TH: 6.3 to 10 watts
Permitted EIRP with Input Power V2TH: 44 to 50 dBm
V4TH: 48 to 50 dBm

Beam width

1 dB V2TH: 60°
V4TH: 15°
3 dB V2TH: 90°
V4TH: 30°
6 dB V2TH: 120°
V4TH: 55°
Axial Radio V2TH: 1 dB maximum
V4TH: 2 dB maximum
Connection N Female


Antenna Weight V2TH: 5 lbs (2.3 kg)
V4TH: 8.8 lbs (3.6 kg)
Base Mount Weight 3.6 lbs (1.6 kg)
Base Diameter x Height x Top Diameter V2TH: 16" x 10" x 7.5" (41 cm x 26 cm x 19 cm)
V4TH: 16" x 25" x 8" (41 cm x 61 cm x 20 cm)


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