Primesat

Primesat PR105GC C120 Flange C-Band Block LNB with 5G Filter

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LNBPR105GC
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  • Primesat PR105GC C120 Flange C-Band Block LNB with 5G Filter
  • Primesat PR105GC C120 Flange C-Band Block LNB with 5G Filter
  • Primesat PR105GC C120 Flange C-Band Block LNB with 5G Filter
£89.90
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Description

PRIMESAT PR105GC C120 FLANGE C-BAND BLOCK LNB with 5G FILTER - 5150MHz LO - 3.7-4.2GHz

The Primesat PR105GC is a high-performance professional C-Band block LNB designed for use with C120 flange feedhorns on prime focus satellite dishes.

Designed for reliable reception across the 3.7GHz to 4.2GHz C-band, the PR105GC features a 5150MHz local oscillator, converting incoming satellite signals to a standard 950-1750MHz IF output, making it compatible with virtually all modern satellite receivers, professional IRDs and satellite distribution systems.

Unlike conventional C-band LNBs with an integrated feedhorn, the PR105GC is a block type LNB that bolts directly onto a compatible C120 flange feedhorn using the supplied mounting hardware. The included square rubber gasket fits between the LNB and feedhorn to provide a weather-resistant seal, helping protect against moisture ingress and ensuring long-term reliability outdoors.

The PR105GC incorporates an integrated 5G interference filter, helping to reduce unwanted interference from nearby mobile phone transmissions and improving reception in areas where terrestrial signals may affect satellite performance.

This LNB can be used with both single-polarity and dual-polarity feedhorn systems.

For single-polarity installations, one LNB is fitted to the feedhorn and rotated until the required horizontal or vertical polarisation is achieved.

For dual-polarity systems, two identical PR105GC LNBs are mounted at 90° to one another on a compatible dual-polarity feedhorn, allowing simultaneous reception of both horizontal and vertical signals.

Constructed with a robust weather-resistant housing, the PR105GC is designed for years of reliable outdoor service on fixed and motorised prime focus satellite systems.

Whether you are replacing an ageing C-band LNB or maintaining a professional satellite installation, the Primesat PR105GC offers dependable performance and straightforward installation.

Features

  • Professional C-Band block LNB
  • Integrated 5G interference filter
  • Standard C120 flange mounting
  • Designed for prime focus satellite dishes
  • 5150MHz local oscillator
  • 62dB typical gain
  • Low-noise, high-performance design
  • Suitable for single and dual-polarity feedhorns
  • Weather-resistant construction
  • Standard F-Type IF output connector
  • Ideal for broadcast, commercial and enthusiast satellite installations

Specifications

Specification Value
Brand Primesat
Model PR105GC
LNB Type C-Band Block LNB
Mounting Standard C120 Flange
Input Frequency 3.7 - 4.2GHz
Output Frequency 950 - 1750MHz
Local Oscillator 5150MHz
Gain 62dB Typical
Polarisation Linear (determined by feedhorn orientation)
Supply Voltage 13V DC
IF Connector F-Type Female
5G Filter Integrated
Installation Outdoor

What's Included

  • 1 × Primesat PR105GC C-Band Block LNB
  • 10 × Hex mounting bolts
  • 10 × Hex mounting nuts
  • 1 × Square rubber weather sealing gasket

Important Information

  • This is a C120 flange block LNB and does not include a feedhorn.
  • A compatible C120 flange feedhorn is required for installation.
  • For dual-polarity reception, two identical LNBs are typically mounted at right angles on a dual-polarity feedhorn, providing independent horizontal and vertical outputs.
  • Ideal replacement for older Chaparral, California Amplifier and similar C120 flange C-band block LNBs using a 5150MHz local oscillator. Please check your existing system specifications before ordering.

Ideal For

  • Prime focus satellite dishes
  • C-band satellite reception
  • Broadcast and commercial installations
  • Satellite enthusiasts and hobbyists
  • Replacement of older C120 flange C-band block LNBs
  • Fixed and motorised satellite systems

This professional C-band block LNB is an excellent choice for anyone maintaining or upgrading a prime focus satellite system, delivering reliable performance, simple installation and compatibility with a wide range of C120 flange feedhorns.

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Warranty Information

1 Year
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