base304-a-b-c-d-e-f-g-h-x
3 dBd Gain Base Station Antenna for 450 MHz band
Full Description
This meticulously constructed base station antenna with integrated multipurpose mounting bracket comes with a generous bandwidth which reduces the need for multiple antennas both in stock and on installation sites.
- High power antenna design
- Customer specified center frequency in X version
- No groundplane needed
Technical Information
Electrical specifications
Type
Half Wave Dipole
Beamwidth
Beamwidth
50 ohm
Frequency
380 - 400 MHz, 406 - 430 MHz, 410 - 430 MHz, 417 - 450 MHz, 430 - 450 MHz, 440 - 470 MHz, 467 - 485 MHz, 485 - 503 MHz, 406 - 512 MHz (A/B/C/D/E/F/G/H/X)
Frequency Type
UHF – TETRA/P25 (380-420 MHz)
UHF – Broadcast (470-694 MHz)
UHF – PMR/LMR/DMR (420-470 MHz)
Bandwidth
For X version: Approx. 5 % of the specified Centre Frequency (CF)
Impedance
50 ohm
VSWR
A, C, E, G, H, X: < 1.5:1, B: < 1.5:1 (406-423 MHz) and < 2.0:1 (423-430 MHz), D: < 1.5:1 (417-439 MHz) and < 2.0:1 (439-450 MHz), F: < 1.5:1 (446-470 MHz) and < 2.0:1 (440-446 MHz)
Polarisation
Vertical
Gain
3 dBd, 5.1 dBi,
Electrical Beam-Tilt
0°
Radiation Pattern
Omni Directional (Horizontal)
Half Power Beamwidth
Omni Directional (Horizontal)
Max. Input Power
300 W
Spacing
Insertion Loss
Isolation (Suppression)
Frequency Stabilty
Antistatic Protection
Direct Ground
Attenuation
Insertion Loss (Tx)
Tx-Tx Spacing
Tx-Rx Spacing
Isolation Tx-Tx
Isolation Rx-Tx
Isolation Tx-Rx
Isolation Rx-Rx
Lna Noise Figure
Power Supply
Mechanical specifications
Color
White, Black and Orange
Length
See Outline Drawing
Weight
Max. 1.2 kg
Mounting
Integral Clamp
Wall mount Bolts not included
Mounting Place
On Tube (Ø 30 - 60 mm, vertical or horizontal) or Wall mount (mounting hole distance 68.5 mm).
Survival Wind Speed
55 m/s
Operating Temperature
-55C to +70C (IEC 60068-2-1, IEC 60068-2-2)
Connector/ Cable / Pigtail
N-female
Ingress Protection
IP66
Materials
Antenna: Brass, Copper, Fibreglass and Aluminium. Mounting Kit: Stainless steel A4 (AISI-316)
Ordering information
No items found.
23304-004B
406-430 MHz (Individually packing in Carton tube)
23304-004C
410-430 MHz (Individually packing in Carton tube)
23304-004D
417-450 MHz (Individually packing in Carton tube)
23304-004E
430-450 MHz (Individually packing in Carton tube)
23304-004F
440-470 MHz (Individually packing in Carton tube)
23304-004G
467-485 MHz (Individually packing in Carton tube)
Packaging information
All Renair products are carefully packaged to ensure they arrive in perfect condition, every time. We use durable, protective materials that shield against impact, moisture and transit damage. Whether it’s a delicate antenna or a heavy-duty mount, every item is securely sealed and clearly labelled for fast, error-free handling.
We’re also committed to sustainable packaging practices. Wherever possible, our packing materials are recyclable or biodegradable, and we actively avoid unnecessary plastics. Our approach balances robust protection with minimal environmental impact — making it better for your team and the planet.
We’re also committed to sustainable packaging practices. Wherever possible, our packing materials are recyclable or biodegradable, and we actively avoid unnecessary plastics. Our approach balances robust protection with minimal environmental impact — making it better for your team and the planet.
Disclaimer
Here you will find a full range of products for building a complete antenna system. We offer a single-source supply of high-quality components, manufactured within the EU. Whatever type of antenna you require, you will find a suitable solution here.
We have taken great care to ensure the information provided in this product sheet is accurate. However, Renair reserves the right to make changes without prior notice.
All rights reserved. Please see our Terms & Conditions for more.
We have taken great care to ensure the information provided in this product sheet is accurate. However, Renair reserves the right to make changes without prior notice.
All rights reserved. Please see our Terms & Conditions for more.
Our Customers
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“The team at Renair is always ready to assist, providing expert advice and quality products.”
Emily Davis
Network Coordinator at CityLink Infrastructure

“Renair’s bespoke antenna solutions have significantly enhanced our system performance.”
David Patel
Technical Lead at UrbanNet Technologies

“We rely on Renair for all our antenna needs. Their products and service are consistently excellent.”
Laura Mitchell
Head of Procurement at Global Maritime Systems

“Renair’s team provided exceptional support throughout our project, ensuring seamless integration.”
Michael O’Connor
Chief Engineer at AeroLink Communications

“The quality of Renair’s antennas is unmatched. Our communications have never been clearer.”
Samantha Lee
Operations Director at MarineComm Ltd.

“Renair’s customer service is top-notch. They promptly addressed our queries and provided tailored solutions.”

Alex Thompson
Project Manager at TechWave Solutions

Get in Touch with Us
Contact Renair today for inquiries, partnerships, or to learn more about our solutions.
























