
CompleTech
CAVHF/UHFD
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Overview
The CompleTech CAVHF/UHFD is a versatile dual-band dipole antenna engineered for robust communication across a broad spectrum. This antenna operates across two distinct frequency bands: 50-300 MHz and 300-3000 MHz, with a specified bandwidth of f0 ±2-4%. It delivers a consistent gain of 5 dBi in both vertical and horizontal polarizations, ensuring reliable signal transmission and reception. The CAVHF/UHFD features an offset pattern design, contributing to its efficient performance. Its construction utilizes UV-resistant ABS/FG with PU foam filling, providing durability and protection in demanding environments. The radiator is made of copper, and the antenna is designed for attachment to poles with a diameter of 35-60 mm using an aluminum alloy bracket with stainless steel V-bolts and self-locking nuts. Key specifications include a VSWR of less than 1.5, minimizing signal reflection and maximizing power transfer. The antenna is IP67 rated, offering protection against dust and water ingress. It supports multiple connector types, including N-female, TNC-female, and 7/16-female, offering flexibility for various system integrations. Operating within a temperature range of -40ºC to +80ºC, the CAVHF/UHFD is suitable for a wide range of industrial and commercial applications, including telecommunications, IoT deployments, and critical infrastructure monitoring. Its design prioritizes durability, light weight, and low wind load, making it a practical choice for fixed installations. The integrated RF choke further enhances performance by mitigating common-mode currents.
- Dual-band operation: 50-300 MHz and 300-3000 MHz
- 5/5 dBi gain for vertical and horizontal polarization
- VSWR < 1.5 for efficient signal transmission
- Durable ABS/FG radome with PU foam filling
- IP67 rated for protection against dust and water ingress
Specifications
Connector | N-/TNC-/7/16-female |
Frequency | 50-300/300-3000 f₀ ±2-4% MHz |
Gain | 5/5 dBi |
Mounting Diameter | Ø 35-60 |
Polarization | vertical/horizontal |
Radiator Material | copper |
Radome | ABS/FG, PU foam |
VSWR | <1.5 |

CA420D
offset pattern dipole - Frequency range: 405-440 MHz - Gain: 5 dBi - Polarization: vertical/horizontal - Connector: N-/ TNC-/ 7/16-female - VSWR: <1.5 - Radome: ABS/FG PU foam - Radiator material: copper - Mounting: 35-60 mm diameter pole - Wind load: 33 N