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Product Detailed Parameters
- Description：HEAVY DUTY YAGI 158 MHZ ANTENNA
- Series：-
- Mfr：Antenna Technologies Limited Company
- Package：Box
- RF Family/Standard：-
- Frequency Group：VHF (f < 300MHz)
- Frequency (Center/Band)：155MHz
- Frequency Range：152MHz ~ 157MHz
- Antenna Type：Yagi, 4-Element
- Number of Bands：1
- VSWR：1.2
- Return Loss：-
- Gain：7dBi
- Features：Cable - 610mm
- Termination：N Type Female
- Ingress Protection：-
- Grade：-
- Qualification：-
- Mounting Type：Rear Mount
- Height (Max)：-
- Applications：-
- Power - Max：150 W
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Overview
The 158-4H is a heavy-duty Yagi antenna manufactured by Antenna Technologies Limited Company, designed for VHF band operations. It features a four-element configuration optimized for the 152MHz to 157MHz frequency range with a center frequency of 155MHz. The component provides a gain of 7dBi and maintains a Voltage Standing Wave Ratio (VSWR) of 1.2. This model is classified as an active product within its series, intended for robust wireless application environments.
Feature Summary
- Heavy-duty construction suitable for demanding field and in-building deployment scenarios
- Four-element Yagi design optimized for specific VHF band performance
- Low voltage standing wave ratio ensuring efficient signal transmission
Applications
- Field wireless applications
- In-building wireless deployments
- Defense communication systems
Procurement Notes
Verify part number accuracy against manufacturer documentation before procurement. Confirm that the specific variant matches operational frequency requirements. Ensure compatibility with existing mounting infrastructure. Review technical specifications for environmental ratings relevant to the installation site. Validate supplier authorization to guarantee genuine components.
Selection Notes
Select this model when operating within the 152MHz to 157MHz VHF spectrum. Consider the heavy-duty build quality for harsh environmental conditions. Evaluate the 7dBi gain requirement against link budget calculations. Ensure the physical dimensions align with available mounting space. Verify polarization requirements match system design specifications.
Part Context
Antenna Technologies Limited Company specializes in commercial enterprise and defense wireless applications. The company provides full-scale deployment solutions for antennas and associated devices nationwide. This product represents their engineering focus on robust, high-performance directional antennas for critical communication needs.
Replacement Considerations
The 158-4H-MK is a documented variant within the same product line. Both models share similar operational characteristics but may differ in specific manufacturing details or packaging. Verify exact electrical parameters before substitution.
