Master Audio
KEY Series (Passive). Version 1.0
Jan14
12
4. TECHNICAL FEATURES
KEY8
KEY12
KEY15 KEY18W
Impedance
16
Ω
8
Ω
Sensitivity (1W/1m)
93 dB
97 dB
98 dB
97 dB
Frequency response
(-10dB)
62Hz-20kHz 50Hz-18kHz
48Hz-18kHz
34Hz-150Hz
(with external
DSP)
Program power
240W
400W
500W
1000W
Directivity
90º x 90º
70º x 40º
70º x 40º
omni-
directional
Components
LF
1 x 8”
woofer
1 x 12”
woofer
1 x 15”
woofer
1 x 18”
woofer
HF
1 x 1”
neodymium
tweeter,
titanium
diaphragm
1 x 1” kevlar diaphragm
driver
Cabinet
Type Bass-reflex
Height
450 mm
608 mm
688 mm
700 mm
Width
295 mm
420 mm
474 mm
550 mm
Depth
280 mm
405 mm
440 mm
605 mm
Weight (net)
9,5 Kg
18,7 Kg
21,9 Kg
39,9 Kg
Connectors
2 x Speakon (In/Link)
Material
Multilayer plywood, steel front grille with acoustic foam
Finish
Ecological water-base matt paint
