Tannoy DVS 4T (EN 54)

4" Coaxial Surface-Mount Loudspeaker with Transformer for Installation Applications (EN 54-24 Certified WHITE)
Full range surface-mount loudspeaker for indoor and outdoor installation applications

40 Watts continuous, 160 Watts peak power

4? mineral loaded polypropylene driver with nitrile rubber surround for enhanced durability and long-term reliability

0.75" ferrofluid cooled soft dome neodymium high frequency driver

110? constant directivity dispersion for optimum coverage

EN 54-24 certified for fire detection and fire alarm systems

UV and weather resistant UL 94 V-0 ABS enclosure

Multiple transformer taps for 70 V and 100 V line systems

Low insertion loss 30 W line transformer with EN 54 compliant tamper-resistant tapping switch

All components weather resistant to IP64 for outdoor use

Stylish durable enclosure in a semi matt black paint finish fits unobtrusively in any environment

Painted perforated aluminium mesh grille with dust protection

Yoke bracket included for ease of installation

Phoenix* connectors with ABS cover and EN 54 compliant strain relief clamping mechanism for fire rated cable

10-Year Warranty Program*

Designed and engineered in the U.K.

Frequency response (-3 dB) 75 Hz ''“ 20 kHz
Frequency response (-10 dB) 60 Hz ''“ 30 kHz
Rated sensitivity (1 W, Lo Z) 84 dB
Sensitivity as per EN54<br />(4 m, through transformer) 70 dB
Directivity factor (Q) 6.5 averaged 1 kHz to 10 kHz
Directivity index (DI) 5.3 averaged 1 kHz to 10 kHz
Power Handling
Average 40 W
Programme 80 W
Peak 160 W
Recommended amplifi er power 80 W @ 6 Ω
Nominal Impedance (Lo Z) 6 Ω
Maximum SPL as per EN54<br />(4 m, through transducer) 85 dB
Rated Maximum SPL (1 m, Lo Z)
Average 100 dB
Peak 106 dB
Transformer Taps<br />(Via Front Rotary Switch)
70 V 30 W (165 Ω) / 15 W (330 Ω) /
7.5 W (660 Ω) / 3.75 W (1320 Ω) /
OFF & low impedance operation
100 V 30 W (330 Ω) / 15 W (660 Ω) /
7.5 W (1320 Ω) / OFF & low impedance
operation
Crossover point 3.9 kHz ''“ 2nd order LF, 2nd order HF
Coverage Angles
500 Hz 360° horizontal, 360° vertical
1 kHz 196° horizontal, 165° vertical
2 kHz 127° horizontal, 148° vertical
4 kHz 179° horizontal, 177° vertical
Transducers
Low frequency 100 mm (4") mineral loaded cone material
High frequency 19 mm (0.75") coaxially mounted
Physical
Enclosure ABS
Grille Aluminium, painted
Transformer setting Rotary switch
Connectors Removable locking connector with screw
terminals with „loop through'' facility
Dimensions 277 x 170 x 166 mm (10.9 x 6.7 x 6.5")
Net weight 2.8 kg (6.2 lbs)
Shipped weight 3.4 kg (7.5 lbs)
Included accessories Yoke bracket
Packed quantity 2