TOA bs-1030 Техническое Руководство

H-3 WIDE-DISPERSION SPEAKER

601 Gateway Boulevard
Suite 300
South San Francisco, CA 94080

Tel: 800-733-7088    Fax: 800-733-9766

Tel: 905-564-3570    Fax: 905-564-3569 

Literature Order #: L-H-3
Specifications subject to change without notice.
© 2005 TOA Electronics, Inc.

The speaker shall be a two-way, sealed enclosure suitable for wall-
mounting.The speaker shall have an external appearance that is visually
pleasing and blends well with surrounding building architecture and 
fixtures. Speakers requiring visible external mounting brackets shall not
be acceptable.The loudspeaker shall utilize high quality components
with Neodymium magnets for high power handling.The high frequency
component shall be a 1" dome tweeter and the low frequency 
components shall be dual 4" cone woofers.The speaker shall be 
compatible with low and high impedance speaker systems and shall
include a built-in 70.7/100 V matching transformer with the following
selectable tap settings: 30 W, 15 W, 7.5 W, 3.75 W (70.7 V) and 30 W,
15 W, 7.5 W (100 V).The speaker shall also have selectable impedance 
settings of 8 ohms and 16 ohms.The output sound pressure level at a
distance of 1 meter with 1 W of input power applied shall be 89 dB SPL.
The rated power handling (Continuous Program) shall be 150 W at 
8 ohms and 30 W at 16 ohms or with matching transformer.The speaker
shall have a frequency response from 100 Hz to 20 kHz.The speaker shall

employ a high quality internal passive crossover circuit with a crossover
frequency of 4 kHz with optimized filter slopes of -12 dB per octave low
pass filter and -18 dB per octave high pass filter.The speaker shall
include a removable terminal block connector, screw terminal type, with
loop-through terminations and accept AWG #14 - #24. An internal 
protection circuit shall prevent damage to the high frequency 
component in an overload condition. Once activated, the circuit shall
reduce the input signal and reset automatically after approximately ten
seconds once overload condition is removed.The speaker grille material
shall be rolled steel plate (H-3) / stainless steel (H-3WP) with a
paintable white finish.The speaker enclosure shall be fire-resistant ABS
resin with UL94:V-0 rating.The unit shall be compact and lightweight
with dimensions of 11.6" W x 12.5" H x 5.1" D (295 mm x 318 mm x 
129 mm) and weight of 7.3 lbs. (3.3 kg).

The loudspeaker shall be the TOA H-3 / H-3WP.