AP21711 · Base Antennas
UHF Collinear Base Antenna 440 – 470 MHZ 8 Elements Dipoles Only 1:2
Better performance · High quality · Excellent signal coverage
- Frequency
- 440 – 470 MHz
- Gain
- 14,0 dBi Offset
- Omnidirectional Gain
- 11,0 dBi
- Power
- 350 W
About the product
These are UHF (440 - 470 MHz) base antennas of the collinear type with 8 folded-dipole elements. Built of aluminum and high-quality coaxial cable. They have a low main-lobe-angle radiation pattern, providing excellent signal coverage and repeater station performance. This antenna features a 1:2 power divider operating in the 420 - 470 MHz range.
Dipoles only
Technical specifications
Download images Compare- Model
- AP21711
- Type
- BASE ANTENNA
- Frequency
- 440 - 470 MHz
- VSWR
- ≤ 1,5:1
- Impedance (Ohms)
- 50 Ohms
- Maximum Power (Watts)
- 350 W
- Gain
- 14,0 dBi Offset
- Omnidirectional Gain
- 11,0 dBi
- Bidirectional Gain
- 10,0 dBi
- Offset Gain
- 14,0 dBi
- Weight (Grams)
- 14,2 kg
- Grounding
- DC ground (DC short-circuit)
- Half-Power Angle Omnidirectional Vertical
- 18,4°
- Half-Power Angle Bidirectional Horizontal
- 52,5°
- Half-Power Angle Offset Vertical
- 8,4°
- Omnidirectional Vertical Side Lobe Level
- -8,2 dB
- Bidirectional Vertical Side Lobe Level
- -2,7 dB
- Offset Vertical Side Lobe Level
- -10,1 dB
- Gondola Diameter (mm)
- 50,8 mm
- Element Diameter (mm)
- 19,05 mm
- Gondola Length (mm)
- 4000 mm
- Wind Exposure Area (m²)
- 0,72 m²
- Survival Wind Speed (km/h)
- 220 km/h
- Operational Wind Speed (km/h)
- 110 km/h
- Distance Between Elements (Center to Center)
- 500 mm
Product variations
AP21399 — UHF Collinear Base Antenna with Female N Connector 380-400MHz
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AP21699 — UHF Collinear Base Antenna with Female N Connector 440-470MHz
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AP21499 — UHF Collinear Base Antenna with Male N Connector 380-400MHz
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AP21599 — UHF Collinear Base Antenna with Male N Connector 440-470MHz
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