Spectrum Monitor for 1 GHz signal

Measurement Setup

  1. Press Meas/View > Spectrum Monitor to select the Spectrum Monitor window. Press Window Max to maximize the window.  

  2. Press Trigger > Trigger to Spectrum Monitor > Continuous to start measurements. Press Trigger > Source > Internal.

  3. Press Attn > Input Attenuator > 10 dB, then press Setup > Reference Level > 5dBm to specify maximum input level of the measurement signal that is input from the RF IN port.  

  4. Press Start/Center (Stop/Span), Carrier To > Frequency Band > 250MHz – 7GHz, and press Return > Span > 2kHz, then Carrier To > Carrier -> Center.

  5. Press Avg/BW > RBW > 6.1Hz.

  6. Press Scale > Auto Scale.

  7. Press Marker Search > Peak > Search Peak.

The marker value is displayed in the upper part of the trace screen.

Analysis

Harmonics measurement

  1. Press Start/Center > Carrier To > Carrier x2 -> Centre.  The center frequency of the sweep range is set at the second harmonic.

  2. Press Marker Search > Peak > Search Peak.

  3. Press Start/Center > Carrier To > Harmonic # > 4, then press Carrier x # -> Center.  The center frequency of the sweep range is set at the fourth harmonic.

  4. Press Marker Search > Peak > Search Peak.

More Information

For more information about Spectrum Monitor Measurement, see Spectrum Monitor Measurement.