LNBs / Transmitters

LNB Ka-Band DRO Type

LNB Ka-Band DRO Type -photo


  • Low Noise : NF = 1.5dB (Typ.)
  • High Gain : 55dB @Ka-Band
  • Low Phase Noise : -50dBc/Hz typ. (@1kHz offset)
  • Complete Electromagnetic Shield
  • Complete Weather Protection

Model No. GM-6927 GM-6928 GM-6925 GM-6929
Input Frequency from 18.20 to 19.20GHz from 19.20 to 20.20GHz from 20.20 to 21.20GHz from 21.20 to 22.20GHz
Lo. Frequency 17.25GHz 18.25GHz 19.25GHz 20.25GHz
Output Frequency from 950 to 1,950MHz

Specifications (+23°C)

Model No. GM-6927 GM-6928 GM-6925 GM-6929
Input Connector WR-42 grooved waveguide flange
Output Connector Type F Female (75-ohm)
Noise Figure 1.5dB typ.
Gain 55dB typ.
Lo. drift associated with temperature (from minus40 to plus60°C°C) ±1.0MHz
Phase Noise (SSB) minus50dBc/Hz typ. @1kHz offset
minus65dBc/Hz typ. @10kHz offset
minus90dBc/Hz typ. @100kHz offset
minus100dBc/Hz typ. @1MkHz offset
Input VSWR 3.0 : 1 max.
Output VSWR 2.5 : 1 max.
DC input voltage 11-24VDC
Power Consumption 175mA max.
Operational Temperature from minus40 to plus55°C
Dimensions 111 (D) × 42 (W) × 42 (H) mm
Weight 350g max.


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