Dayton Audio ND28F-6 1-1/8" Soft Dome Tweeter - 6 ohm nominal

Half-Space measurements taken on my turntable mounted IEC Style Baffle jig.

The On/Off axis measurements were taken at 1.41v / 50cm (equivalent to 2.83v/1m).  

Distortion measurements taken at 20cm - level specified in measurements

Frequency response measurements are gated at 6ms.  Smoothing applied is 1/48th octave.