Product Overview
The MNRA-470-512 is a high-reliability UHF omni-directional antenna specifically engineered for Critical Communication and public safety networks. Operating within the 470-512MHz frequency band, it is a vital component for In-building Solutions (IBS) where reliable signal coverage for emergency services and private radio systems is mandatory. Featuring a low VSWR and a robust 150W power rating, this antenna ensures consistent performance and clear voice/data transmission in the most demanding indoor wireless environments.
Technical & Mechanical Specifications
| Parameter Item | Specification Details |
|---|---|
| Model Number | MNRA-470-512 |
| Frequency Range | 470-512 MHz |
| VSWR | ≤ 2.0 |
| Gain | 3 dBi |
| Max. Rated RF Power | 150 W |
| Continuous Power | 50 W |
| Nominal Impedance | 50 Ohm |
| Connector Type | N-Female |
| Application | Indoor IBS / Critical Communication |
Frequently Asked Questions
- Q1: Why is the 470-512MHz band critical for in-building safety networks?
- A: The UHF 470-512MHz band provides excellent signal penetration through concrete and steel structures. This makes it the preferred frequency for public safety radio systems (LMR/PMR), ensuring first responders remain connected even in deep indoor or underground areas.
- Q2: What is the significance of the 150W Maximum Rated RF Power?
- A: A 150W power rating ensures that the antenna can safely handle high-power bursts from mission-critical base stations or repeaters without risk of failure or performance degradation, providing an extra margin of safety.
- Q3: How does a 3dBi omni antenna benefit indoor coverage?
- A: A 3dBi gain strikes a balance between reach and uniform distribution. In indoor environments, it provides a spherical coverage pattern that ensures consistent signal strength on the current floor as well as some signal bleed to floors immediately above and below.
- Q4: Can this antenna be integrated into a neutral-host DAS system?
- A: Yes. While optimized for UHF critical communications, its standard N-Female interface and low VSWR make it easily compatible with wideband Distributed Antenna Systems (DAS) used in large commercial complexes.
- Q5: Is the VSWR ≤ 2.0 stable across the entire 470-512MHz range?
- A: Absolutely. Our engineering ensures a VSWR ≤ 2.0 across the full specified bandwidth, minimizing signal reflection back to the transmitter and ensuring the efficiency of the entire communication chain.
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