- This antenna is field adjustable for Omni or Bidirectional coverage.
- 30 dB isolation between antennas.
- Complete internal cabling, fixed dipole-mast spacing, and adjustable pattern control.
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The 774-70-HDBWTM-1/4 is a Wide Band, Black Anodized, Heavy Duty Welded, UHF Antenna. It is an extremely rugged 4 dipole Antenna designed for multicoupled systems. All our antennas can be customized to your particular applications. Our antennas can be configured for side mount or top mount. This antenna is configured for top mount. The 774-70-HDBWTM-1/4 antenna has internal cabling and fixed dipole-mast spacing. The antenna has either 406-470 MHz or 450-512 MHz split.
- Low VSWR version with maximum gain over specified frequency.
- Heavy Duty and Black Anodized version.
- This antenna is 1/4 wavelength spacing version offering offset radiation pattern.
- Standard connector is N-Male and optional 7/16 DIN or 4.3-10 is also available.
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The F-3647-HDBTM is a heavy duty wideband dual antenna with an 871F-70 on the base and a 771-70 on the top. The antenna offers for the 871F-70 & 771-70 a choice of radiation patterns that are determined by the dipole-to-mast spacing. The F-3647-HDBTM has an internal cabling and is not field adjustable. The 871F-70 & 771-70 antenna is offered in a ¼, 3/8, or ½ wave pattern spacing versions. The antenna can be black anodized. Heavy Duty version of the antenna is also available. DOWNLOAD PDF DOWNLOAD DIGITAL PATTERNS
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The F-3647 is a wideband dual antenna with an 871F-70 on the base and a 771-70 on the top. The antenna offers for the 871F-70 & 771-70 a choice of radiation patterns that are determined by the dipole-to-mast spacing. The F-3647 has an internal cabling and is not field adjustable. The 871F-70 & 771-70 antenna is offered in a ¼, 3/8, or ½ wave pattern spacing versions. The antenna can be black anodized. Heavy Duty version of the antenna is also available. DOWNLOAD PDF DOWNLOAD DIGITAL PATTERNS
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The 774-70-HDBWTM-1/2 is a Wide Band, Black Anodized, Heavy Duty Welded, UHF Antenna. It is an extremely rugged 4 dipole Antenna designed for multicoupled systems. All our antennas can be customized to your particular applications. Our antennas can be configured for side mount or top mount. This antenna is configured for top mount. The 774-70-HDBWTM-1/2 antenna has internal cabling and fixed dipole-mast spacing. The antenna has either 406-470 MHz or 450-512 MHz split.
- Low VSWR version with maximum gain over specified frequency.
- Heavy Duty and Black Anodized version.
- This antenna is 1/2 wavelength spacing version offering bidirectional radiation pattern.
- Standard connector is N-Male and optional 7/16 DIN or 4.3-10 is also available.
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Usage for Distributed Antenna Systems (DAS) for Public Safety or LTE communication in multiple stories of a building. The antenna’s main application includes usage for:
- Distributed Antenna Systems (DAS) for Public Safety
- LTE communication
- Cellular bands in multiple stories of a building
- Mounting on a ceiling or gyprock wall, without need of a ground plane
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Usage for Distributed Antenna Systems (DAS) for Public Safety or LTE communication in multiple stories of a building.
- Designed to be installed on hard surfaces such as concrete or metal structures.
- A layer of Kydex 6200 of 0.3’’ thickness is added to meet the recommended fire safety practices of both the Federal Transit Administration (FTA) and the Federal Rail Administration (FRA) for smoke emission and flammability as tested under ASTM E-662 and ASTM E-162
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Ideal for compact high performance applications
- Designed for the combination of two frequencies that require extra isolation. Can also be used as efficient pre-selectors
- An eight cavity configuration is also available for a higher level of isolation and selectivity
- Can be retuned in the field
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Usage for Distributed Antenna Systems (DAS) for Public Safety or LTE communication in multiple stories of a building.
- Mounting on a ceiling or gyprock wall, without need of a ground plane
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Usage for Distributed Antenna Systems (DAS) for Public Safety or LTE communication in multiple stories of a building.
- Mounting on a ceiling or gyprock wall, without need of a ground plane
- An extra protection can be added to meet the recommended fire safety practices of both the Federal Transit Administration (FTA) and the Federal Rail Administration (FRA) for smoke emission and flammability as tested under ASTM E-662 and ASTM E-162
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Constructed from high strength, corrosion resistant aluminum alloy and stainless steel
- Available in VHF, UHF, 800/900 MHz configurations
- Rugged design to withstand harsh environmental conditions
- Circular polarization
- DC ground for lightning protection
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Designed for external Public Safety Radio Frequencies to propagate within buildings, tunnels or public use environments
- Offered with Fire Retardant 6200 Kydex
- Meets the recommended fire safety practices of both the Federal Transit Administration (FTA) and the Federal Rail Administration (FRA) for smoke emission and flammability as tested under ASTM E-662 and ASTM E-162
- The F-3749B Antenna is available in custom colors for orders of 150 or more.
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Multilayer bonded PCB for high performance and compact design
- Low insertion loss
- Excellent return loss
- Compact dimensions saving space
- 3, 4.8, 6, 7, 10, 15, 20 and 30 dB values
- 200 Watts maximum main line power
- Integrated mounting bracket
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Broadband, ideal for point-to-point applications
- Available in VHF, UHF, 700/800/900 MHz configurations
- Good directivity, very high front-to-back ratio
- Performance is constant throughout the band
- Rugged design to withstand harsh environmental conditions
- Ultra-low VSWR ratings
- Vertical or horizontal polarization
- DC ground for lightning protection
- Heavy-duty versions available
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Bi-directional coupler, ideally suited for two-way communications systems
- Low insertion loss
- High isolation between ports
- Excellent VSWR
- Tri-band and other models are available and customizable.
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Ideal for combining multiple Rx frequencies onto the same antenna
- Available in 2, 4, 8, 12 , 16 and 32 port configurations
- Simple and cost-effective design
- Standard 19” Rack Mount (RM) or cavity-mounted (CM) versions
- Each unit consists of a power splitter and an RF amplifier.
- Plug-in Power Supply (PS) optional
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Features compact size, low loss and temperature compensation over the range of -40ºC to +60ºC
- Extruded aluminum cavities and solid- shield copper-jacketed inter-cabling that ensures excellent mechanical and electrical stability
- All units are adjustable in the field and rated at 50 watts continuous duty with a maximum VSWR of 1.5: 1 over the entire tuning range.
- BNC connectors are standard.
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Features compact size, low loss and temperature compensation over the range of -40ºC to +60ºC
- Extruded aluminum cavities and solid- shield copper-jacketed inter-cabling that ensures excellent mechanical and electrical stability
- All units are adjustable in the field and rated at 50 Watts maximum with a maximum VSWR of 1.5: 1 over the entire tuning range.
- BNC connectors are standard.
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Designed for minimizing interference from adjacent channels and outside systems
- Available in single, dual, triple or additional units
- Temperature compensated to ensure frequency stability
- High attenuation to minimize desense and interference from adjacent systems
- Adjustable loops: each cavity has a calibration index for easy field tuning
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Designed for minimizing interference from adjacent channels and outside systems
- Available in single, dual, triple or additional units
- Temperature compensated to ensure frequency stability
- High attenuation to minimize desense and interference from adjacent systems
- Adjustable loops: each cavity has a calibration index for easy field tuning
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Designed for minimizing interference from adjacent channels and outside systems
- Available in single, dual, triple or additional units
- Temperature compensated to ensure frequency stability
- High attenuation to minimize desense and interference from adjacent systems
- Adjustable loops: each cavity has a calibration index for easy field tuning
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Designed to pass a frequency band and reject a narrow band of frequencies
- Can reject frequencies on either the high or low side of the pass frequency
- Temperature compensated to ensure frequency stability
- High attenuation to minimize desense and interference