The Laird TRA4503-TESMD is a specific model of antenna from Laird Connectivity, known for its low visibility and rugged design.
Here are the key specifications for this antenna:
Frequency Range: Operates in the UHF band, specifically 450-470 MHz.
Gain: Provides a gain of 3 dB, enhancing signal strength.
Design: "Phantom" style, which refers to its low profile and discreet appearance.
Mounting: Designed for a 3/4 NMO mount.
Visibility: Features a low visibility design, making it suitable for discreet installations.
Color: White.
Construction: Made with ultra-rugged ABS material.
Polarization: Vertical.
Omni-Directional: Provides 360-degree signal coverage.
Power Rating: Maximum power of 150 W.
Impedance: 50 Ohms.
Height: 3.4 inches.
Weight: 0.21 lbs.
Key Features and Benefits:
Rugged Construction: Its ultra-rugged ABS construction ensures durability in various conditions.
Low Profile: The "Phantom" style provides a discreet and low-profile installation.
Field Diversity: The design incorporates field diversity (simultaneous sensitivity to both electric and magnetic fields) which helps mitigate signal issues like fading and multipath interference in challenging environments.
Outperforms Traditional Antennas: According to TE Connectivity, the Phantom® often outperforms traditional 3 dB whip antennas in certain applications.
Versatile: Suitable for voice and telemetry applications.
Requires Ground Plane: Note that this model requires mounting on a metallic ground plane for optimal performance.