Threshold Dialog Control

Use this dialog to control the detection threshold for velocity recalculations.

Click on the slider using the left mouse button and drag. The top of the slider corresponds to the value for the 'brightest' colour in the spectrum.This will change when the Doppler Brightness commands are used. The bottom of the slider is zero.

Press the Apply button to recalculate. The result will be entered in the previously selected trace.

Use the Artifact Filter Dialog control to specify the action to take for low signal levels and noise spikes.