Tannoy I15 - Manual (Page 9)

11. Technical Specifications
Frequency Response (1) +/- 3dB 60Hz - 22kHz
37Hz - 22kHz (with Tx2 controller)
Recommended Amplifier Power 250 - 500 watt / 8 ohm
Power Handling(2) Average Programme Peak (10ms)
250 watt 500 watt 1000 watt
Sensitivity (1)
2.83 volt @ 1m
99 dB
Maximum SPL (3) Average Peak
@ 1m 123 dB 129 dB
Impedance Nominal 8.0 ohm
Minimum 6.0 ohm
DI Averaged (PCQ) 9.97, 500 Hz - 16 kHz
@ 1kHz (ISO) 8.5
@ 2kHz (ISO) 9.1
@ 4kHz (ISO) 9
@ 8kHz (ISO) 12.5
@ 16kHz (ISO) 14.15
Q Averaged (PCQ) 11.92, 500 Hz - 16 kHz
@ 1kHz (ISO) 7.1
@ 2kHz (ISO) 8.1
@ 4kHz (ISO) 7.9
@ 8kHz (ISO) 17.8
@ 16kHz (ISO) 26
Distortion
0.1 Full Power 2nd Harmonic 3rd Harmonic
250 Hz 0.18% 0.44%
1000 Hz 1.77% 1.77%
10000 Hz 1.58% 0.11%
0.01 Full Power 2nd Harmonic 3rd Harmonic
250 Hz 0.09% 0.09%
1000 Hz 0.50% 0.71%
10000 Hz 0.56% Below measurement limit
Driver Complement 1 x 15” (381mm) Constant Directivity Dual Concentric
Type number 3804
Crossover Point Passive 1.6kHz
3
rd order high pass, 2 nd order low pass
Halogen HF protection
Enclosure 65 litre vented, MDF
Finish Textured black\grey paint
Connectors 2 x Speakon NL4MPR IN/OUT
Fittings 8 x M8 flying inserts & 1 x M8 pullback point
Dimensions 590mm(H) x 450mm(W) x 420mm(D)
23.2ins(H) x 17.71ins(W) x 16.54ins(D)
Weight 24 Kg (52.8 lbs)
NOTES: (1) Average over stated bandwidth. Measured at 1m on axis, in an anechoic chamber.
(2) Long term power handling capacity as defined in EIA standard RS - 426A.
(3) Unweighted pink noise input, measured at 1m in half space conditions.
Tannoy operate 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 reserve the right to alter without prior notice.
Please verify the latest specifications when dealing with critical applications.