Ribbon Material................pure MMX, no plastic film.
Ribbon Mass....................0.05 grams
Ribbon Width..................15 mm
Ribbon length.................264 mm
Ribbon Area....................39.6 cm^2
On a 15 inch wide ...
From manufacturer:
Recommended crossover frequency is 3000 Hz, 24 dB Linkwitz-Riley.
Impedance is 5 ohms and sensitivity is 90 dB at 1 meter with 2.83 volts.
In cabinet frequency response with crossover network is +/- 1.5 dB to over 40 kHz. ...