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EM-B11909 is listed in the Antennas RF range at ChipApex. The manufacturer field lists Nearson Inc.. Its product description is RF ANT 925MHZ YAGI N ML POLE MT. Review the specifications below when checking this part for your BOM.
Antennas RF specifications for EM-B11909
- Description：RF ANT 925MHZ YAGI N ML POLE MT
- Series：-
- Mfr：Nearson Inc.
- Package：Bulk
- RF Family/Standard：-
- Frequency Group：UHF (300MHz ~ 1GHz)
- Frequency (Center/Band)：925MHz
- Frequency Range：890MHz ~ 960MHz
- Antenna Type：Yagi, 6-Element
- Number of Bands：1
- VSWR：2
- Return Loss：-
- Gain：9.5dBi
- Features：-
- Termination：N Type Female
- Ingress Protection：-
- Grade：-
- Qualification：-
- Mounting Type：Pole Mount
- Height (Max)：24.000" (609.60mm)
- Applications：-
- Power - Max：125 W
Antennas RF datasheet and documents for EM-B11909
Antennas RF Overview
The Nearson EM-B11909 is a UHF Yagi antenna designed for the 890MHz to 960MHz frequency range, with a center frequency of 925MHz. It features an N-type connector and is engineered for mast pole mounting, accepting diameters between 25mm and 49mm. The antenna provides directional gain ranging from 4.6dBi to 6.6dBi depending on specific configuration variants. It maintains a Voltage Standing Wave Ratio (VSWR) between 2.0 and 2.5, ensuring efficient signal transmission within its designated wide-band group.
Antennas RF Feature Summary
- Directional Yagi design optimized for UHF band applications
- Robust mechanical construction suitable for mast pole mounting
- Wide bandwidth coverage centered at 925MHz
- Standard N-type connector interface
Antennas RF Applications
- UHF wireless communication systems
- RFID infrastructure deployments
- Industrial telemetry links
- Point-to-point data transmission networks
Antennas RF Procurement Notes
Verify the specific gain variant required, as documentation indicates multiple gain options (4.6dBi to 6.6dBi) associated with this part number. Confirm that the installation environment supports the specified mast diameter range of 25mm to 49mm. Ensure compatibility with existing N-type connectors on the receiving equipment. Check for any regional regulatory compliance requirements regarding UHF transmission frequencies before deployment.
Antennas RF Selection Notes
Select this model when a directional antenna is necessary for focused signal coverage in the 925MHz band. Consider the physical mounting constraints, specifically the requirement for a compatible mast or pole structure. Evaluate whether the standard VSWR performance meets the system's efficiency requirements. Compare against omnidirectional alternatives if broad coverage is preferred over directional gain.
Antennas RF Part Context
Nearson Inc. manufactures specialized RF antennas for industrial and commercial use. The EM-B11909 belongs to their UHF Yagi series, which emphasizes reliable long-range communication capabilities. This component is part of a broader portfolio including various directional and omni-directional solutions tailored for different frequency bands and mounting configurations.
Antennas RF Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation. Verify mechanical dimensions and connector types when evaluating alternative UHF Yagi antennas from other manufacturers to ensure direct interchangeability.
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