TOA / TH-750

The TOA TH-750 is a reflex horn for mounting a separately sold driver unit, offering excellent clarity and making it ideal for public relations and announcement broadcasts. It uses inch threads for the connecting screws. The exterior metal parts are made of aluminum with a powder-coated finish, and the angles and screws are made of stainless steel, providing excellent weather resistance.

■Reflex Horn
■Compatible Driver Units
TU-730A, TU-730AM, TU-750, TU-750M, TU-760, TU-760M
■Output Sound Pressure Level
110 dB (1 W, 1 m) (using compatible driver units)
■Frequency Response
200 Hz to 6 kHz (using compatible driver units)
■Speaker Type
Class L (92 dB(A) or higher measured with the second signal of the voice alarm sound, per Fire Service Enforcement Regulations)
(Combination of TU-730AM and TU-750M)
■Acoustic Power Level
109 dB (1 W) (Combination of TU-730AM and TU-750M)
■Directional Pattern Classification
N (Q = 20 for angles between 0° and 15°, Q = 4 for angles between 15° and 30°, Q = 0.5 for angles between 30° and 60°, Q = 0.3 for angles between 60° and 90°)
(Combination of TU-730AM and TU-750M)
■Connection Thread
JIS C 5504 Class 1 (Inch Thread)
■Operating Temperature Range
-20°C to +55°C
■Finish
Horn A Tube, Flange: Aluminum, Off-White (Approx. Munsell N9.5), Powder Coat
Horn BC Tube: ABS Resin, Off-White (Approx. Munsell N9.5)
Angle Holder: Aluminum, Gray (Approx. Munsell N4.5), Powder Coat
Angle, Screw: Stainless Steel
■Dimensions
φ500 x 394 (D) mm
■Weight
2.9 kg
■Other
Complies with JIS C 5504 (Horn Speaker)
■Optional Accessories
・Speaker Mounting Bracket: (For ceiling, wall, and pole mounting) SP-201 (Stainless steel) (Pole mounting requires separately sold band YS-60B)
・(Hot-dip galvanized speaker mounting bracket mounting band) YS-60B (2 pieces)
・Speaker Stand: ST-16A (Cannot be used in strong winds)