Norsat XT1000 External Reference X-Band LNB Input Frequency: 7.25 to 7.75 GHz Noise Figure: 0.7 dB L.O. Stability: Phase Locked to Ext Ref L.O. Frequency: 6.30 GHz Norsat X1000HA X-Band PLL LNB Input Frequency: 7.25 to 7.75 GHz Noise Figure: 0.7 dB L.O. Stability: ±12.5 kHz Conversion Gain: 56 dB Norsat XT1000H Dual Reference (Int/Ext) X-Band PLL LNB Dual Reference (Int/Ext) Output Connector: Type F female LO Frequency: 6.30 GHz Input interface: WR112 waveguide flange Norsat X1108HCS X-Band Super Compact PLL LNB Input frequency 7.25 - 7.75 GHz Noise Figure 0.8 dB LO Stability ±10 KHz SMA connectors Norsat XT1000H Dual Reference (Int/Ext) X-Band PLL LNB Dual Reference (Int/Ext) Output Connector: Type N female LO Frequency: 6.30 GHz Input interface: WR112 waveguide flange