Keysight Agilent HP 346B

Keysight Agilent HP 346B

Noise Source

The Keysight Agilent HP 346B is one of our refurbished 10 MHz to 18 GHz Noise Sources.

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Keysight Agilent HP 346B Features:


  • Low SWR for reducing noise figure (NF) measurment uncertainty
  • Individually calibrated ENR values at specific frequencies to enhance accuracy
  • Calibration supplied on floppy disk for easy loading into NFA-series noise figure analyzers

Since it is broadband (it eliminates the necessity for several sources at different frequency bands. The low SWR of the noise source reduces a major source of measurement uncertainty; reflections of test signals. The Keysight Agilent HP 346B's high ENR, low SWR, and variety of connectors make it a general-purpose noise source. Add special option H01 for high ENR (21 dB typical) to measure high noise figure devices, or option H42 for measuring Direct Broadcast Satellite (DBS) low noise block converters.


Keysight Agilent HP 346B - Option Descriptions

Option Item Description
001 Type-N (male) connector
002 APC-7 connector
004 Type-N (female) connector