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Tannoy United Kingdom
Tannoy North America
Tannoy Deutschland
Tannoy France

T: 00 44 (0) 1236 420199
T: 00 1 (519) 745 1158
T: 00 49 (180) 1111 881
T: 00 33 (0)1 7036 7473

E: [email protected]
E: [email protected]
E: [email protected]
E: [email protected]

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

The Tannoy iw4 DC is a full bandwidth in wall speaker system, using a 100mm (4.00")
Tannoy Dual Concentric™ point source, constant directivity drive unit, designed for
installation into standard stud partition wall systems. It may also be used in cavity wall
installations constructed with standard thickness drywall as well as a wide range of other
wall construction types with a surface thickness of up to 25mm (1.00”).

The Tannoy Dual Concentric™ drive unit comprises a multi fibre paper pulp mid bass cone
and a 19mm (0.75") ferrofluid cooled, titanium dome HF unit with neodymium magnet
system. The mid-bass and tweeter sections of this constant directivity driver are
coincidentally aligned to a true point source; ensuring a wide and controlled dispersion for
optimum coverage; this while avoiding the massive loss of energy, in the vertical plane at
the crossover frequency, inherent in two-way discrete designs.

Featuring a wide bandwidth frequency response and very low distortion, the iw4 DC is also
equipped with dynamic high frequency protection. This compact unit is specifically
designed for applications requiring the combination of premium sonic quality for music and
speech reinforcement and exceptional reliability and intelligibility.

The driver and passive frequency dividing network are mounted in an injection moulded,
paintable front baffle manufactured from UV/weather resistant UL94V-0 ABS material. The
class leading performance is further enhanced by the inclusion of four self aligning, spring
loaded clamps; allowing for quick install but also for simple removal or reorientation of the
loudspeaker. The rigidity of the clamps and baffle combination crucially provides the
acoustically optimum bond to the wall surface without risk of distortion to the baffle itself.
Complementing any style of decor, the perforated metal grille and discreet moulded baffle
can be painted to blend seamlessly with any environment.

Gold plated spring loaded terminals are provided for ease of installation and a steel back
can is available as an optional installation accessory.

Product Description

• 100mm (4.00") point source Dual Concentric™ driver
• Extended frequency response and very low distortion
• Wide, controlled constant directivity dispersion for

optimum coverage

• Does not suffer from massive loss of energy in the

vertical plane at crossover caused by two way

discrete designs

• UV/weather resistant UL94V-0 ABS construction for

structural integrity

• Dynamic high frequency protection
• Four way self-aligning clamp mounting system
• Ferrofluid cooled neodymium HF
• Five year warranty

• Foreground music & paging systems
• Multi-room audio systems
• Home theatre
• Business music systems
• Boardrooms and offices
• Retail environments
• Retail outlets and shopping malls
• Lounges and bars
• Cruise ships
• Courtrooms

Features

Applications

Summary of Contents for iw4DC

Page 1: ...ring the combination of premium sonic quality for music and speech reinforcement and exceptional reliability and intelligibility The driver and passive frequency dividing network are mounted in an injection moulded paintable front baffle manufactured from UV weather resistant UL94V 0 ABS material The class leading performance is further enhanced by the inclusion of four self aligning spring loaded...

Page 2: ... 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 Accessori...

Page 3: ...ment and product specification is subject to change iW4DC data file issue 1 06 15 01 08 PERFORMANCE MEASUREMENTS 50 60 70 80 90 100 10 100 1000 10000 100000 0 5 10 15 20 25 30 35 40 45 50 1 10 100 1000 10000 100000 50 60 70 80 90 100 10 100 1000 10000 100000 0 deg 10 deg 20deg 30deg 40deg ANECHOIC FREQUENCY RESPONSE IMPEDANCE OFF AXIS RESPONSE 1m on axis frequency response frequency Hz SPL 1W 1m d...

Page 4: ...yna com E anfragen tannoy com E ventes tannoy com 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 PERFORMANCE MEASUREMENTS 0 30 60 90 120 150 180 210 240 270 300 330 360 100 1000 10000 1 10 100 100 1000 10000 BEAMWIDTH DIRECTIVITY INDEX Beamwidth vs Frequency frequency Hz frequency Hz DI vs Frequency Q Degre...

Page 5: ...o change iW4DC data file issue 1 06 15 01 08 PERFORMANCE MEASUREMENTS POLAR PLOTS 1 3 OCTAVE 48 36 24 12 0 0 30 60 90 270 300 330 100 Hz 125 Hz 160 Hz 200 Hz 48 36 24 12 0 0 30 60 90 270 300 330 250 Hz 315 Hz 400 Hz 500 Hz 48 36 24 12 0 0 30 60 90 270 300 330 48 36 24 12 0 0 30 60 90 270 300 330 48 36 24 12 0 0 30 60 90 270 300 330 48 36 24 12 0 0 30 60 90 270 300 330 630 Hz 800 Hz 1 kHz 1 25 kHz ...

Page 6: ...s tannoy com E inquiries tannoyna com E anfragen tannoy com E ventes tannoy com 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 DIMENSIONAL SKETCHES BACK CAN ACCESSORY 201 5 7 93 130 5 5 14 84 0 3 31 5 0 0 20 238 0 9 37 159 0 6 26 i 84 0mm 3 31 130 5mm 5 14 5 0mm 0 20 238 0mm 9 37 159 0mm 6 267 201 5mm 7 93 ...

Page 7: ...verage angle of 130 degrees 1kHz to 6kHz Frequency response measured on axis shall be 73Hz 54kHz 10dB from rated sensitivity measured in an IEC baffle in an anechoic chamber with no equalization Sensitivity shall be 88dB 1W 1m Longterm power handling capacity as defined in EIA 426B test shall be 60W recommended amplifier power 120W 8 Ohms The nominal system impedance shall be 8 Ohms In 70V or 100V...

Page 8: ... T 00 1 519 745 1158 T 00 49 180 1111 881 T 00 33 0 1 7036 7473 E enquiries tannoy com E inquiries tannoyna com E anfragen tannoy com E ventes tannoy com 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 NOTES ...

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