Tannoy Definition DC12i, User Manual, Page: 9 / 12

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TECHNICAL SPECIFICATIONS
SUBWOOFER MODELS
SYSTEM SUB12i SUB15i
System Type Subwoofer - Direct Radiating Subwoofer - Direct Radiating
Frequency Response (-3dB)
(1)
48Hz 47Hz
Frequency Range (-10dB) (1) 38Hz 36Hz
System Sensitivity (1W @1m) (1) 94dB (1W = 2.83V for 8 ohms) 96dB (1W = 2.83V for 8 ohms)
Power Handling
(2)
Average 400W 600W
Programme 800W 1200W
Peak (10ms) 1600W 2400W
Recommended Amplifier Power 400 - 800W @ 8 Ohms 600 - 1200W @ 8 Ohms
Rated Maximum SPL
(2)
Average 120dB 124dB
Peak 126dB 130dB
Nominal Impedance 8 Ohms 8 Ohms
Driver Complement 1 x 300mm (12.00”) Bass driver 1 x 380mm (15.00”) Bass driver
Recommended Crossover 80Hz - 300Hz, 24dB/octave 70Hz - 300Hz, 24dB/octave
Recommended High-pass filte r 40Hz, 24dB/octave 35Hz, 24dB/octave
Distortion 10% Full Power (17.9V) 2nd Harmonic 3rd Harmonic (21.9V) 2nd Harmonic 3rd Harmonic
40Hz 0.28% 2.26% 0.83% 0.68%
100Hz 0.29% 0.60% 0.23% 0.44%
Distortion 1% Full Power (5.9V) 2nd Harmonic 3rd Harmonic (6.9V) 2nd Harmonic 3rd Harmonic
40Hz 2.00% 0.15% 0.44% 0.28%
100Hz 0.009% 0.124% 0.15% 0.15%
CONSTRUCTION
Enclosure Front 36mm (1
3
/
8
") other panels 15mm (
5
/
8
") MDF internally braced.
Volume 38 litres 76 litres
Finish Black paint
Connectors 2 x 4mm Gold Plated binding posts
with screw terminals and "loop through" facility
Fittings 8 x M10 inserts, 4 x Rubber feet (not fitted)
Dimensions (H x W x D) 435mm x 370mm x 355mm 525mm x 460mm x 430mm
(17.1” x 14.6”x 14.0”) ( 20.7” x 18.1” x 16.9”)
Weight 21kg (46.3lbs) 30kg (66.1lbs)
Notes
(1)
Measured on axis in half space.
(2)
Unweighted pink noise input measured in an IEC baffle in an anechonic chamber. If the loudspeaker is installed in a false wall near a corner ( /
2
) an increase of 6dB in sensitivity and
maximum SPL can be realised.
A full range of measurements, performance data, and Ease™ Data can be downloaded from www.tannoy.com. Tannoy operates a policy of continuous research and development.
The introduction of new materials or manufacturing methods will always equal or exceed the published specifications, which Tannoy reserves the right to alter without prior notification.
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