Distributed Antenna Systems (DAS) Reliable Indoor and Campus Coverage

A Distributed Antenna System (DAS) improves radio coverage by distributing RF signals from a central source to multiple antennas throughout a building or campus.

This approach overcomes signal loss caused by walls, floors, dense construction materials, and complex layouts.

Avoira delivers distributed antenna systems that integrate with MOTOTRBO and professional DMR radio networks, providing reliable coverage in environments where standard radio signals struggle.

How DAS Works

Instead of relying on a single high-powered antenna, DAS uses a network of smaller antennas connected by structured cabling to distribute signal evenly across a site. This removes dead zones, improves signal strength and ensures consistent performance across all areas of a building or campus.

Types of DAS Systems:

• Active DAS: Converts radio frequency (RF) signals to digital or optical signals for distribution over fibre, allowing for long distances with minimal signal loss.

• Passive DAS: Uses coaxial cables and non-powered components like splitters and couplers. It is cost-effective for smaller buildings but limited by signal degradation over distance.

• Hybrid DAS: Combines active and passive elements, often using fiber for long vertical runs (between floors) and coaxial cable for horizontal distribution

Key Benefits

Enhanced Coverage – DAS extends reliable radio coverage into areas that are traditionally difficult to serve, including basements, stairwells, tunnels, and large indoor spaces.

Improved Capacity and Performance – By distributing signals efficiently, DAS reduces congestion and improves voice clarity and reliability.

Public Safety Compliance – DAS solutions support emergency communications requirements, helping organisations meet public safety and regulatory standards.

Scalable Design – DAS systems can be expanded to support additional users, frequencies, or technologies as operational needs evolve.

Applications

Buildings and Campuses

Ideal for offices, hospitals, data centres, universities, warehouses and industrial facilities where distributed antenna systems are required to maintain reliable communication throughout the site.

Transport and Infrastructure

Ensure continuous coverage in tunnels, stations, depots and transport hubs, where signal loss would otherwise impact operations.

Public Safety Environments

Enable first responders to maintain communications inside buildings during critical incidents. DAS plays a key role in supporting emergency responder communication systems and maintaining coverage where it matters most.

Distributed Antenna System Design and Installation

Avoira provides a complete distributed antenna system service, covering design, installation and ongoing support. As experienced distributed antenna system providers, we assess your environment to identify coverage gaps and deliver a solution that ensures reliable performance across your site.

Our team delivers distributed antenna system installation for a wide range of environments, including commercial buildings, industrial facilities and public safety applications. Whether you require an indoor distributed antenna system or a wider campus deployment, we design systems that integrate with your existing radio infrastructure and support long-term operational needs.

Speak to Us

Arrange a DAS site survey with Avoira to assess your environment and design a solution that delivers reliable indoor and campus-wide radio coverage.