The measurements of a pre-production sample of the BlieSMa T25B-6 tweeter.
The THD measurements at distance of 315 mm and voltage levels 2.83 - 8 Volt were carried out with High Pass Filter "on" (2nd order Butterworth type, 800 Hz cutoff, HPF2-800)
The THD measurements at distance of 315 mm and voltage level 11.2 Volt were carried out with High Pass Filter "on" (2nd order Butterworth type, 1200 Hz cutoff, HPF2-1200)