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AS-500-4000

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Model AS-500-4000 500-4000MHz 3~6 dBic Gain Download Datasheet Download Manual Post Enquiry

Cavity Backed Dual ArmSpiral Antenna

Design Features Features The cavity backed dual arm archimedean spiral antenna use 6063T6 ultra corrosion resistant architectural anodized aluminum alloy and designed to provide wideband directional transmission/reception of radio signals from 500-4000 MHz bands. The antenna is supplied with powder coating finish to protect the antenna further from severe environmental conditions. Both left hand circular polarization (LHCP) and right hand circular polarization (RHCP) are available. The cavity backed dual arm archimedean spiral antenna is a frequency independent antenna and this spiral antenna is weather protected suitable for outdoors use in applications requiring circularly polarized RF radiations. The AS-500-4000 uses extended coaxial stubs technique to provide constant 3+ dBi gain over entire 500-4000 MHz frequency band while maintaining the wider beam-width. This cavity backed spiral antenna is highly suitable for transmission, reception, monitoring, scanning, ECM, surveillance, signal intelligence (SIGINT), direction finding (DF), telemetry and airborne applications due to its ultra broad band design feature.

Constructions The spiral antenna is sealed in an aluminum cavity and is highly immune to noise. Matching circuit of spiral antenna is housed inside the main body of the antenna. A special mounting hardware to mount the spiral antenna on vertical pole having outer diameter of 19-25.4mm (3/4"-1"). Higher diameter mounting including any customized mounting can be supplied on request. Spiral antenna N-Female termination is fixed on top of the antenna body for easy connectivity. Other termination can be supplied on request. The AS-800-4000 spiral antenna is light weight, broadband and rugged spiral antennas, supplied with Nylon plastic cover to protect the antenna from environment. The spiral antenna is designed to perform with much higher efficiency than conventional rubber duck antenna.

 

Electrical Specifications:
Frequency Range 500 - 4000 MHz.
Gain 3~6 dBic
Bandwidth 500-4000MHz
Polarization Circular - LHCP or RHCP
Input Impedance 50 Ohms
Horizontal Beamwidth -Half Power Points 60-80 Degrees
Front to Back Ratio 18 dB.
VSWR - Equal To or Better Then 2.5:1
RF Power Handling Capacity 150 Watts.
Input Termination N-Female

Mechanical Specifications:
Antenna Materials Aluminum & Copper
Mounting Hardware -Materials Marine Grade Stainless Steel
Wind Rating 200 Km/Hr.
Overall Length 290mm x 90mm
Shipping Length 330 x 180mm (13 x 7 Inches)
Housing Material Aluminum Enclosure
Insulator Material Teflon and Nylon
Maximum Mount Pipe Diameter 19-25.4mm (3/4"-1")
Radiating Elements
- Material
- Cross Section

Copper
Strips
Gross Weight 3 Kgs

Environmental Specifications:
Operating Temperature (-)30 to +60 Degrees Celsius
Storage Temperature (-)40 to +70 Degrees Celsius
Humidity 0 to 95% RH

Cavity Backed Dual ArmSpiral Antenna

ModelFrequencyGainDownloadPDFENQ
AS-500-4000 500-4000MHz 3~6 dBic Gain
✕

Post Enquiry

MANDATORY INFORMATION
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NOTE: Enquiry send from other than official/company domain like gmail, yahoo mail, rediff mail, hotmail etc. account holder went to unmonitored spam folder as per company policy


 
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MANDATORY INFORMATION
Optional INFORMATION

NOTE: Enquiry send from other than official/company domain like gmail, yahoo mail, rediff mail, hotmail etc. account holder went to unmonitored spam folder as per company policy


Design Features Features The cavity backed dual arm archimedean spiral antenna use 6063T6 ultra corrosion resistant architectural anodized aluminum alloy and designed to provide wideband directional transmission/reception of radio signals from 500-4000 MHz bands. The antenna is supplied with powder coating finish to protect the antenna further from severe environmental conditions. Both left hand circular polarization (LHCP) and right hand circular polarization (RHCP) are available. The cavity backed dual arm archimedean spiral antenna is a frequency independent antenna and this spiral antenna is weather protected suitable for outdoors use in applications requiring circularly polarized RF radiations. The AS-500-4000 uses extended coaxial stubs technique to provide constant 3+ dBi gain over entire 500-4000 MHz frequency band while maintaining the wider beam-width. This cavity backed spiral antenna is highly suitable for transmission, reception, monitoring, scanning, ECM, surveillance, signal intelligence (SIGINT), direction finding (DF), telemetry and airborne applications due to its ultra broad band design feature.

Constructions The spiral antenna is sealed in an aluminum cavity and is highly immune to noise. Matching circuit of spiral antenna is housed inside the main body of the antenna. A special mounting hardware to mount the spiral antenna on vertical pole having outer diameter of 19-25.4mm (3/4"-1"). Higher diameter mounting including any customized mounting can be supplied on request. Spiral antenna N-Female termination is fixed on top of the antenna body for easy connectivity. Other termination can be supplied on request. The AS-800-4000 spiral antenna is light weight, broadband and rugged spiral antennas, supplied with Nylon plastic cover to protect the antenna from environment. The spiral antenna is designed to perform with much higher efficiency than conventional rubber duck antenna.

 

Electrical Specifications:
Frequency Range 500 - 4000 MHz.
Gain 3~6 dBic
Bandwidth 500-4000MHz
Polarization Circular - LHCP or RHCP
Input Impedance 50 Ohms
Horizontal Beamwidth -Half Power Points 60-80 Degrees
Front to Back Ratio 18 dB.
VSWR - Equal To or Better Then 2.5:1
RF Power Handling Capacity 150 Watts.
Input Termination N-Female

Mechanical Specifications:
Antenna Materials Aluminum & Copper
Mounting Hardware -Materials Marine Grade Stainless Steel
Wind Rating 200 Km/Hr.
Overall Length 290mm x 90mm
Shipping Length 330 x 180mm (13 x 7 Inches)
Housing Material Aluminum Enclosure
Insulator Material Teflon and Nylon
Maximum Mount Pipe Diameter 19-25.4mm (3/4"-1")
Radiating Elements
- Material
- Cross Section

Copper
Strips
Gross Weight 3 Kgs

Environmental Specifications:
Operating Temperature (-)30 to +60 Degrees Celsius
Storage Temperature (-)40 to +70 Degrees Celsius
Humidity 0 to 95% RH

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