For over 40 years, RFI has been at the forefront of designing and manufacturing antennas built for Australia's demanding conditions. We're proud to be the trusted brand for critical infrastructure and emergency service networks, not just here in Australia, but across the globe. We truly understand that achieving peak performance isn't just about your antenna; it's about the right accessories to fine-tune your entire system, unlocking its true potential for superior performance.

CD Series: Mission-Critical Antennas for All Frequencies

• Engineered for the Extreme. Built to endure the harshest conditions for long-term reliability
  
  
• Elevated Feed Antenna provides clear signals in environments where there might be obstacles, such as light bars.
  
  
• Ground-Independent Performance. Thanks to our innovative matching circuits, these antennas deliver consistent, reliable connectivity and true ground independence.
  
  
• Near-Indestructible Construction. Many of our CD series antennas feature RFI's durable, moulded whips, making them highly resistant to impact and wear.
  
  
• Quality Assured. Every CD antenna is meticulously factory-tested with our advanced BEMEs system to ensure it meets our rigorous standards for performance and reliability before it ever reaches you.

CDQ8195-B-HD RFI 5G LTE 6.5dBi Collinear Antenna Heavy Duty Spring Assembly

CD29-138166-50 RFI VHF High-Band 3dB Broadband Mopole Antenna

CD61-3847-53 RFI UHF 4dB Broadband Mopole Antenna

*Buy 10 CD Antennas & Get 10% Off Accessories Promotion Terms and Conditions. Promotion Period: This exclusive offer is valid for orders placed between September 15th and October 31st 2025, inclusive. ​Applicable Products & Discount Code The 10% discount applies to selected installation accessories when you purchase 10 or more selected CD antennas. To claim your discount, you must use the promo code CA127 at the time of purchase; it cannot be applied retroactively. This offer is valid only on purchases from our pre-approved list of antennas and accessories. Click to view the full list of eligible antennas and accessories for this promotion. ​Order Fulfilment: To be eligible for the discount, all antennas and accessories must be in stock at the time of order, dispatched and invoiced during the promotional period. We recommend checking stock availability for critical items if you wish to guarantee the discount. ​Exclusions: This offer does not apply to: Special additions (as per RFI internal product definitions), Project-associated antennas (as per RFI internal project definitions), End-of-life (EOL) antennas. ​Discount Application: The 10% discount on selected accessories is a flat rate and cannot be used in conjunction with any other offers or promotions. ​General Terms RFI Technology Solutions reserves the right to modify, suspend, or terminate this promotion at any time without prior notice. However, any orders placed and confirmed before such modification, suspension, or termination will still be honoured under the terms valid at the time of their placement.