AP20388 · Base Antennas
VHF Collinear Base Antenna 138-150 MHZ
Strength · Durability · Secure mounting
- Omnidirectional Gain
- 8,65 dBi
- Power
- 350 W
- Weight
- 9,5 kg
- Main Material
- ALUMINUM
About the product
The AP20388 is a collinear VHF base antenna with a folded dipole, developed to operate efficiently from 138 to 150 MHz. Its structure consists of high-quality aluminum and rugged coaxial cable, ensuring durability even in demanding environments.
With a low main-lobe radiation pattern, it provides excellent signal coverage, making it ideal for repeater systems and long-distance communication.
Technical specifications
Compare- Model
- AP20388
- Type
- VHF Base Antenna
- VSWR
- ≤ 1,5:1
- Impedance (Ohms)
- 50 Ohms
- Maximum Power (Watts)
- 350 Watts
- Omnidirectional Gain
- 8,65 dBi
- Bidirectional Gain
- 8 dBi
- Offset Gain
- 11 dBi
- Weight (Grams)
- 9,5 kg
- Grounding
- DC GROUND (DC SHORT-CIRCUIT)
- Half-Power Angle Omnidirectional Vertical
- 18,7
- Half-Power Angle Bidirectional Vertical
- 18,9
- Half-Power Angle Bidirectional Horizontal
- 179,3
- Half-Power Angle Offset Vertical
- 18,9
- Half-Power Angle Offset Horizontal
- 179,3
- Omnidirectional Vertical Side Lobe Level
- -8,1 dB
- Bidirectional Vertical Side Lobe Level
- -7,6 dB
- Offset Vertical Side Lobe Level
- - 6,0 dB
- Gondola Diameter (mm)
- 50,8 mm
- Main Material
- ALUMINUM
- Element Diameter (mm)
- 19,05 mm
- Gondola Length (mm)
- 6000 mm
- Wind Exposure Area (m²)
- 0,51 m²
- Survival Wind Speed (km/h)
- 220 km/h
- Operational Wind Speed (km/h)
- 100 km/h
- Distance Between Elements (Center to Center)
- 1500 mm
