Diamond FDU-31
Delivery time:
Delivery time:
1-3 Business Days
Diamond FDU-31 is backordered and will ship as soon as it is back in stock.
The Diamond FDU-31 is a powerful and robust closed dipole antenna for the UHF frequency range of 406 to 512 MHz . This antenna is designed for professional use, where reliability and consistent performance are essential – from emergency services and infrastructure to data transmission and industrial communications.
With a gain of 1 to 2.5 dB , a maximum transmit power of 500 watts , and a VSWR of less than 1.5, the FDU-31 offers excellent signal strength and minimal loss. Its N-Male connector makes integration with existing equipment easy, while its rugged aluminum housing and wind resistance of up to 70 m/s ensure durability in all weather conditions.
For proper operation, the antenna must be mounted vertically on a mast at least 0.4 meters high, with a mast diameter of 30 to 62 mm. Installation is easy thanks to the included mounting brackets.
Applications of the FDU-31:
- Business communications on UHF bands
- Operational communications (emergency services, railways, industry)
- Maritime and port applications
- Data radio, telemetry and internal message transfer
- Networks with multiple antennas via optional splitters (stacking)
- For those looking for a compact, powerful and reliable UHF antenna, the Diamond FDU-31 is a smart choice.
- Professional performance, minimal space – ready for any UHF challenge.
Available accessories
- FDVU-2S – stack transformer (splitter) for 2 antennas
- FDVU-4S – stack transformer (splitter) for 4 antennas
Why Deltron?
💚 18 years of experience in communications equipment and accessories
Our knowledge is your security. Since 2007 we have been helping professionals and enthusiasts with reliable solutions.
💚 Fast delivery from stock. Ordered today = fast delivery. No waiting time, but certainty.
💚 100% original A-brand products. At Deltron you only buy original, certified products from renowned brands - no counterfeits, no worries.
💚 Buy on account for business customers (B2B). Easy and trusted payment via invoice. Specially for companies and governments.
💚 Pay afterwards or in 3 installments with Klarna and iDeal-in3. Order safely and quickly online at Deltron and pay afterwards with Klarna or choose iDeal-in3 and pay in 3 installments without interest and BKR registration.
💚 Certified webshop with reliable reviews. Deltron is Webshop Keurmerk-certified and reviewed via Trustpilot - so you can be sure that you order safely and reliably.
