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AH-3842
Model AH-3842 3800-4200MHz 17 dBi Gain Download Datasheet Download Manual Post Enquiry

High Gain Helical Antenna

Design Features: The AH-3842 uses extended stubs to provide the greater gain while maintaining the wider beam-width making it perfect for satellite news gathering application. This high-gain low-profile antennas use Circular Polarization Antenna Technology - which delivers better penetration through obstruction and interference. This commercial grade mobile SNG antenna provides superior performance as compare to significantly larger and more expensive products. Our AH series helical antennas are smaller than conventional yagi antenna. The SNG antenna is highly suitable for mobile satellite news gathering systems. The AH-3842 SNG Helical Antenna is supplied with a specially designed mounting arrangement for steering the antenna in both planes, over 360 Degrees in Azimuth and 90 Degrees in Elevation for terrestrial and satellite links.

Constructions: : The AH-3842, like all our AH series helical antennas, utilizes circular polarization to minimize the effects of multipath interference. Both Right Hand Circular Polarized (RHCP) and Left Hand Circular Polarized (LHCP) SNG helical antenna models are available. The AH-3842 SNG Helical Antenna is light weight, broadband and rugged helical antennas, supplied with fiberglass radome to protect the antenna from environment. Cylindrical enclosure is used for low wind loading and for minimal effect of ice formation on the SNG helical antenna operation as well as providing an aesthetically pleasing appearance.

For higher gain requirement, the Helical antenna can be supplied in DUAL stacked or QUAD stacked arrays with suitable power splitter/combiner cable harness.

Electrical Specifications:
Frequency Range 3800-4200 MHz
Gain 17 dBi
Bandwidth 3.8-4.2GHz
Antenna Type Helix
Polarization Circular - LHCP or RHCP
Input Impedance 50 Ohms
Radiation Pattern Directional
Horizontal Beamwidth -Half Power Points 45 Degrees
Front to Back Ratio 18 dB.
VSWR - Equal To or Better Then 2:1
RF Power Handling Capacity 150 Watts
Input Termination N-Female

Mechanical Specifications:
Antenna Materials Copper, Aluminum & Fiberglass
Mounting Hardware -Materials Marine Grdae Stainless Steel
Wind Rating 200 KMPH
Overall Length 300 mm
Shipping Length 350 mm
Radiating Material High Quality Copper
Maximum Mount Pipe Diameter 52 mm (2 Inches)
Radome Material High Strength Fiber Glass
Radome Outer Diameter 45 mm
Gross Weight 1 Kgs.

Environmental Specifications:
Operating Temperature (-) 30 to +70 Degrees Celsius
Storage Temperature (-) 40 to +80 Degrees Celsius
Humidity 0 to 95% RH

High Gain Helical Antenna

Model Frequency Gain Download PDF ENQ
AH-3842 3800-4200MHz 17 dBi Gain
 
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MANDATORY INFORMATION
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Design Features: The AH-3842 uses extended stubs to provide the greater gain while maintaining the wider beam-width making it perfect for satellite news gathering application. This high-gain low-profile antennas use Circular Polarization Antenna Technology - which delivers better penetration through obstruction and interference. This commercial grade mobile SNG antenna provides superior performance as compare to significantly larger and more expensive products. Our AH series helical antennas are smaller than conventional yagi antenna. The SNG antenna is highly suitable for mobile satellite news gathering systems. The AH-3842 SNG Helical Antenna is supplied with a specially designed mounting arrangement for steering the antenna in both planes, over 360 Degrees in Azimuth and 90 Degrees in Elevation for terrestrial and satellite links.

Constructions: : The AH-3842, like all our AH series helical antennas, utilizes circular polarization to minimize the effects of multipath interference. Both Right Hand Circular Polarized (RHCP) and Left Hand Circular Polarized (LHCP) SNG helical antenna models are available. The AH-3842 SNG Helical Antenna is light weight, broadband and rugged helical antennas, supplied with fiberglass radome to protect the antenna from environment. Cylindrical enclosure is used for low wind loading and for minimal effect of ice formation on the SNG helical antenna operation as well as providing an aesthetically pleasing appearance.

For higher gain requirement, the Helical antenna can be supplied in DUAL stacked or QUAD stacked arrays with suitable power splitter/combiner cable harness.

Electrical Specifications:
Frequency Range 3800-4200 MHz
Gain 17 dBi
Bandwidth 3.8-4.2GHz
Antenna Type Helix
Polarization Circular - LHCP or RHCP
Input Impedance 50 Ohms
Radiation Pattern Directional
Horizontal Beamwidth -Half Power Points 45 Degrees
Front to Back Ratio 18 dB.
VSWR - Equal To or Better Then 2:1
RF Power Handling Capacity 150 Watts
Input Termination N-Female

Mechanical Specifications:
Antenna Materials Copper, Aluminum & Fiberglass
Mounting Hardware -Materials Marine Grdae Stainless Steel
Wind Rating 200 KMPH
Overall Length 300 mm
Shipping Length 350 mm
Radiating Material High Quality Copper
Maximum Mount Pipe Diameter 52 mm (2 Inches)
Radome Material High Strength Fiber Glass
Radome Outer Diameter 45 mm
Gross Weight 1 Kgs.

Environmental Specifications:
Operating Temperature (-) 30 to +70 Degrees Celsius
Storage Temperature (-) 40 to +80 Degrees Celsius
Humidity 0 to 95% RH