11. Technical Specifications

Frequency Response (1) +/- 3dB

Recommended Amplifier Power

Power Handling(2)

Sensitivity (1) 2.83 volt @ 1m

Maximum SPL (3)

@1m

Impedance

DI Averaged (PCQ)

@ 1kHz (ISO) @ 2kHz (ISO) @ 4kHz (ISO) @ 8kHz (ISO)

@ 16kHz (ISO)

Q Averaged (PCQ)

@ 1kHz (ISO) @ 2kHz (ISO) @ 4kHz (ISO) @ 8kHz (ISO)

@ 16kHz (ISO)

Distortion

0.1 Full Power

250 Hz

1000 Hz

10000 Hz

0.01 Full Power

250 Hz

1000 Hz

10000 Hz

Driver Complement

Crossover Point

60Hz - 22kHz

37Hz - 22kHz (with Tx2 controller)

250 - 500 watt / 8 ohm

Average

Programme Peak (10ms)

250 watt

500 watt

1000 watt

99 dB

 

 

Average

Peak

123 dB

129 dB

Nominal

8.0 ohm

Minimum

6.0 ohm

9.97, 500 Hz - 16 kHz 8.5 9.1 9 12.5 14.15

11.92, 500 Hz - 16 kHz 7.1 8.1 7.9 17.8 26

2nd Harmonic

3rd Harmonic

0.18%

0.44%

1.77%

1.77%

1.58%

0.11%

2nd Harmonic

3rd Harmonic

0.09%

0.09%

0.50%

0.71%

0.56%

Below measurement limit

1 x 15” (381mm) Constant Directivity Dual Concentric Type number 3804

Passive 1.6kHz

3rd order high pass, 2nd 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.

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Tannoy I15 user manual Technical Specifications, 2nd Harmonic 3rd Harmonic