Down Converter, 1700 ... 1900 MHz

KU LNC 1719 C PRO
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This converter was developed for MMDS applications. The L-band is converted to the V/UHF range 200-500 MHz. By the use of the latest semiconductors, optimized band pass filters and a SAW oscillator, a high dynamic range and low phase noise of only -100 dBc/Hz @ 10 kHz are achieved. Due to low frequency drift of typ. +/- 3 ppm within 0…+40 degrees C the converter may be used for all digital modulation types. Typical applications are DVB-S, DVB-T, COFDM and QPSK.

Additional information

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Specifications

Frequency range (RF) 1700..1900 MHz
Maximum input power 1 mW (0dBm)
Frequency range (IF) 200..500 MHz
Noise figure @ 18 degrees C typ. 0,5 dB, max. 1,0 dB
Gain @ 25 degrees C typ. 35 dB / 24 dB
Output IP3 30 dBm
LO accuracy @ 18 degrees C +/- 2 ppm
LO frequency stability +/- 3 ppm
Supply voltage +9 ... +36 V DC
Current consumption typ. 240 mA @ 12V DC
Maximum case temperature +55 degrees C
Dimensions (mm) 82 x 64 x 22
Weight 230 g

    Product Applications

    Communications
  • Secure Communications
  • Point-to-point Communications
  • Repeaters, extenders and boosters
  • Point-to-multipoint Communications
  • Low probability of interception
  • Broadcast
  • Digital
  • Satellite news gathering
  • Wireless backhaul

    Design Features

  • Low noise figure
    Low phase noise oscillator
    High frequency stability of the oscillator
    High linearity
    Antenna port protected against static discharge
    Small and light-weight to allow easy pole mounting
    Tri-colour LED indicates unit status and gain mode setting
    Overvoltage protection and reverse polarity protection
    Remote power supply via output connector
    switchable gain
    switchable local oscillator frequencies
    normal or reverse output spectrum selectable
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