Noise Density Performance Test

This test applies to the following models:

The Noise Density test is performed at specified center frequencies. The noise marker is used to measure the dBm/Hz. The Input Noise Density is then calculated based on the instrument’s settings. The test is performed in I/Q Analyzer mode as this is the only mode available in Wideband IF.

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Required Test Equipment

Test Equipment

Model Number1

Termination, 50 ohm

  • For Options 503, 508, 526

909A Option 012 or 909D

Termination, 2.4 mm (f)

  • For Option 544

85138B

Adapter, Type-N (f) to 3.5 mm (f)

  • For Option C35

1250-1745
  1. Refer to the main Required Equipment table for a list of alternative models.

Connection Setups