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Gradient Helsinki 1.5

Horizontal Directivity Measurements

Click on a picture to enlarge.


Frequency Response Plots

 

Gradient Helsinki 1.5 H Freq Resp Plot Q1

Frontal Positive Angles

Gradient Helsinki 1.5 H Freq Resp Plot Q2

Rear Positive Angles

Gradient Helsinki 1.5 H Freq Resp Plot Q3

Rear Negative Angles

Gradient Helsinki 1.5 H Freq Resp Plot Q4

Frontal Negative Angles

 

Waterfall Plots

 

Gradient Helsinki 1.5 H Waterfall Plot Q1

Frontal Positive Angles

Gradient Helsinki 1.5 H Waterfall Plot Q2

Rear Positive Angles

Gradient Helsinki 1.5 H Waterfall Plot Q3

Rear Negative Angles

Gradient Helsinki 1.5 H Waterfall Plot Q4

Frontal Negative Angles

 

Polar and Contour Plots

 

Gradient Helsinki 1.5 H Polar Plot

Full Polar Plot

Gradient Helsinki 1.5 H Contour Plot

Full Contour Plot

 

Note: Positive (negative) angles define the region of space to the left (right) of the loudspeaker when looking at the loudspeaker from behind.