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GPS Source AT11 – GPS Attenuator

GPS/Galileo/GLONASS Variable Attenuator / Pass DC / Attenuator Potentiometer Control 0 to 40dB / N-female type connectors



The AT11 GPS Fixed Attenuator is a one input one output RF device. Designed specifically for use in all L-Band channels of Global Navigation Satellite

Systems, including GPS, Galileo, GLONASS, and QZSS, the AT11 Fixed Attenuators provide a user specified attenuation from 2 to 25dB. The AT11 also includes the option to pass the receive antenna LNA DC bias voltage through the device or to block the DC

path to the antenna. The most common application is taking the input level to a GPS receiver or a GPS test set is reduced via the fixed attenuation of the AT11. The AT11 is available with more options than any competitive product on the market.

Key Features

  • Supports GPS, Galileo & GLONASS – All Bands
  • Ports pass DC voltage to the antenna
  • Excellent Flat Response
  • Reverse Isolation greater than 50dB
  • MIL-STD-810 Design


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