Tannoy iw4DC - Manual (Page 2)

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iw4 DC
Tannoy adopts a policy of continuous improvement and product specification is subject to change iW4DC data file issue:1.06 // 15.01.08
TECHNICAL SPECIFICATIONS
Frequency Response (-3dB) (1) 88Hz - 50kHz
Frequency Range (-10dB) (1) 73Hz - 54kHz
System Sensitivity (1W @1m) (2) 88dB (1W - 2.83V for 8 Ohms)
Nominal Coverage Angle 90 degrees conical
Coverage Angle (1kHz to 6kHz) 130 degrees conical
Directivity Factor (Q) 4.4 averaged 1kHz to 6kHz
Directivity Index (DI) 5.3 averaged 1kHz to 6kHz
Rated Maximum SPL (3)
Average 106dB
Average 102.5dB (with optional THP30 transformer)
Peak 112dB
Power Handling
Average
60W
Programme 120W
Peak 240W
Recommended Amplifier Power 120W @ 8 Ohms
Nominal Impedance 8 Ohms
Distortion
10% Full Power (5.5V) 2nd Harmonic 3rd Harmonic
250Hz 0.61% 0.55%
1kHz 1.46% 0.68%
10kHz 0.85% 0.13%
1% Full Power (1.73V) 2nd Harmonic 3rd Harmonic
250Hz 0.48% 0.87%
1kHz 0.43% 0.36%
10kHz 0.43% 0.06%
Low Frequency 1 x 100mm (4”) Dual Concentric™ constant directivity
driver with multi fibre paper pulp cone
High Frequency 19mm (0.75”) titanium dome with neodymium
magnet system
Physical
Enclosure Baffle UL 94V-0 rated ABS
Grille Steel, with weather resistant coating
Back can (optional) zinc plated steel
Connectors Gold plated connectors with spring terminals
Hole Cutout Size 206 x 135 (8.11 x 5.31”)
Maximum wall thickness - 25mm (1.00”)
Dimensions
Front Baffle 238mm x 159mm (9.37” x 6.26”)
Front of baffle to rear 89mm (3.51”)
of magnet assembly
Front of wall to rear 84mm (3.31”)
of magnet assembly
Included Accessories Painted mask, cutout template, grille
Optional Accessories Steel back can
Steel back can complete with THP30 transformer
Plaster (mud) ring
Transformer Taps (optional)
70V 30W / 15W / 3.75W / OFF & Low Impedence operation
100V 30W / 15W / 7.5W / OFF & Low Impedence operation
NET Weight 2.60kg (5.73lbs)
Notes:
(1) Average over stated bandwidth. Measured at 1 metre on axis.
(2) Unweighted pink noise input, measured at 1 metre in an anechoic chamber
A full range of measurements, performance data, CLF and Ease™ Data can be
downloaded from www.tannoy.com
Full independent verification of published specifications carried out by NWAA Labs,
California can also be obtained from the downloads section of 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
notice. Please verify the latest specifications when dealing with critical applications.
System iw4 DC Transducers
8000 4400 iw4 TDC White 1
PART NUMBER PACKED QUANTITY COLOUR MODEL NAME
Ordering Information