All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.


Microphone measuring position: tweeter axis
Grille: off
HF level-control setting (except where noted): Linear (middle)

Frequency response and sensitivity

Sensitivity: 84.72dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Chart C: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)
Additional measurement to show effect of HF level control on back panel

Frequency response

(Line up at 10kHz)
Top curve: High Definition setting
Middle curve: Linear setting
Bottom curve: Smooth setting

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)


Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation


Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency