Aperture B&C MD DE980
diaphragm (high)
neck diameter: 36 mm (1.4 ")
coil diameter 75 mm (3 ")
overall diameter: 131 mm (5.1 ")
depth: 54 mm (2.13 ")
rated power 110W
nominal impedance 16Ω
frequency range 1 - 18 kHz
sensitivity 108.5 dB
membrane material: titanium
magnet material: neodymium ring
net weight: 2.3 Kg
compatible with: Montarbo