LP-50-2000 Log Periodic Antenna | 50-2000 MHz 9 dBi Wideband Array
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LP-50-2000

Military Log Periodic Dipole Antenna

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LP-50-2000Military Log Periodic Dipole Antenna50-2000MHz9 dBiDownload DatasheetDownload ManualPost Enquiry

The LP-50-2000 is a versatile, ultra-wideband Log Periodic Dipole Antenna (LPDA) designed for comprehensive coverage across the 50–2000 MHz spectrum. This high-gain directional array is an essential asset for surveillance, monitoring, scanning, and high-power jamming applications. By utilizing a "pure" LPDA design without loading techniques, it maintains a consistent 9 dBi gain and a stable radiation pattern throughout its entire 1.95 GHz bandwidth. Despite its large 2.5-meter physical footprint, the antenna is optimized for rapid deployment with foldable elements and self-locking mechanisms.

Design: Ultra-Wideband Performance & Tactical Flexibility

The LP-50-2000 is engineered for operators who require a single-antenna solution for the entire VHF and UHF spectrum, reaching into the lower microwave bands.

  • Unified 50–2000 MHz Coverage: This antenna replaces multiple narrow-band apertures. It is perfectly suited for multi-role missions including signal monitoring, broadband scanning, and high-intensity jamming of tactical radio links and cellular triggers.
  • High-Intensity 500W Power Handling: Built for continuous-duty electronic attack, the LP-50-2000 manages up to 500 Watts of RF throughput, ensuring maximum signal saturation at the target.
  • Directional 9 dBi Gain: By focusing RF energy into a defined 70-degree horizontal beam, the antenna provides a dominant Jamming-to-Signal (J/S) ratio while offering a 16 dB Front-to-Back ratio to minimize interference with friendly equipment behind the array.
  • Pure LPDA Architecture: Unlike smaller antennas that use loading coils, the LP-50-2000 uses full-sized elements. This ensures maximum efficiency and a linear, predictable performance across its massive frequency range.

Construction: Rapid Deployment & Marine-Grade Durability

Despite its size, the LP-50-2000 is built for agility and long-term survivability in extreme environmental conditions.

  • Foldable Element Design: The antenna features foldable elements, with the longest reaching 1.5 meters. Elements are supplied in segments and utilize a self-locking device for fast installation, making it suitable for both temporary tactical setups and permanent installations.
  • Aerospace & Marine-Grade Materials: Constructed from 6063T6 anodized aluminum alloy with type 316 marine-grade stainless steel hardware. This ensures the antenna remains corrosion-free in coastal and saline environments.
  • Mechanical Reinforcement: Extra spacers are utilized between the square-tube support booms to improve structural rigidity, allowing the antenna to survive winds of up to 200 Km/Hr.
  • Lightning & Noise Protection: The array operates at D.C. ground, providing a safe discharge path for lightning and reducing the noise floor for sensitive monitoring and surveillance tasks.

Technical Features

  • Massive 1.95 GHz Bandwidth: Single-point feed for all frequencies between 50 and 2000 MHz.
  • Directional Precision: 70-degree beamwidth optimized for tactical scanning and jamming.
  • N-Female Termination: Industry-standard connection for high-power coaxial integration.
  • Center-Boom Mounting: Balanced mounting arrangement for 51 mm (2-inch) diameter poles.
  • Rugged All-Aluminum Build: Lightweight (8 Kgs) relative to its massive 3-meter width.

ELECTRICAL SPECIFICATIONS:

Frequency Range                                                   50-2000 MHz.
Gain9 dBi.
BandwidthEntire Band
PolarizationVertical or Horizontal
Input Impedance50 Ohms
Radiation PatternDirectional
Horizontal Beam-width –Half power Points.70  Degrees 
Front to Back Ratio16 dB.
VSWR1:2.0
RF Power Handling Capacity500 Watts
Input TerminationN-Female
Lightning ProtectionDC Ground

MECHANICAL SPECIFICATIONS:

Support Booms & Radiating Elements MaterialsAll Aluminum
Mounting Hardware -MaterialsStainless Steel
Gross Weight 8 Kgs.
Wind Rating200 km/Hr.
Overall Length2.5 Meters
Overall Width3.0 Meters
Shipping Length2.6 Meters
Support Boom - Material – Cross SectionAluminum – Square Tube
Elements - Materials - Cross Section Aluminum - Round Tube 
Mounting Clamps PositionAt Center of the Support Boom
Maximum Mount Pipe Diameter51 mm (2 Inches)

ENVIRONMENTAL SPECIFICATIONS:

Operating Temperature(-)30 to + 70 Degrees Celsius
Storage Temperature(-) 40 to +80 Degrees Celsius
Humidity0 to 95 % RH