Ground Plane colinear dual-band antenna for base station service working on the radio-amateur frequency of 2m/70cm. The radial whip is of brass inserted in a conic fiberglass tube for a perfect protection from the worst climates and the radials are of stainless steel to get the maximun strength. They are supplied with a solid aluminium bracket for an easy installation on the support mast.
Works for for VHF 143-149 MHz, UHF 440-450 MHz
Features:
Base station antenna, Omnidirectional
Dual-band
VHF Low-gain, UHF Medium-gain
Protection from static discharges DC-Ground
Stainless steel hardware and radials
Equipped with anodized aluminium bracket for an easy side mast installation
High quality whip made of brass and copper protected by fiberglass tube
Electrical Data
Type:
VHF: 1/2λ colinear
UHF: 2 x 5/8λ colinear
Frequency range @ SWR ≤2:
VHF 143-149 MHz, UHF 440-450 MHz
Impedance: 50Ω
Radiation (H-plane): 360° omnidirectional
Radiation (E-plane):
VHF: beamwidth @ -3 dB = 68°
UHF: beamwidth @ -3 dB = 36°
Radiation angle: 0°
Polarization: linear vertical
Gain:
VHF: 1 dBd - 3.15 dBi
UHF: 3.3 dBd - 5.45 dBi
Max. power (CW) @ 30°C: 200 Watts
Grounding protection: all metal parts are DC-grounded, the inner conductor is coupled capacitively
Connector: N-female, gold plated central pin
Mechanical Data
Materials: Fiberglass, Aluminium, Brass, Stainless Steel
Wind load / resistance: 37 N @ 150 Km/h / 200 Km/h
Wind surface: 0.03 m²
Height (approx.): 1325 mm
Weight (approx.): 810 gr
Radial length (approx.): 170 mm
Mounting mast: Ø 35-54 mm
This product was added to our catalog on Friday 25 November, 2011.
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HF Antenna-> (17)
Dual Band Antenna
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