
TOA Electronics TU-631 Intelligible Driver Unit
TOA Electronics TU-631 Intelligible Driver Unit The TU-631 is a highly intelligible driver unIt'suited to public address announcement applications. Use the driver unit in combination with a suitable horn (optional). Its powder-coated finish and stainless-steel screws ensure the unIt's weatherproof capability. Technical Specifications Applicable Horns TH-650, TH-660 Rated Input 30 W Rated Impedance 16 Ω Sensitivity 110 dB (1 W, 1 m) (When operated with JIS C 5504 standard horn.) Frequency Response 150 Hz - 6 kHz (When operated with JIS C 5504 standard horn.) Dust/Water Protection IP65 (When a driver is operated with a horn.) Horn Coupling 1 - 3/8 18 threads (inch screw) Polarity Hot: Black, Com: White Finish Flange Aluminum, gray, powder coating Rear cover ABS resin, gray Screws Stainless steel Dimensions 139 x 106 (D) mm (5.47” x 4.17”) Weight 1.4 kg (3.09 lb) Option Driver unit cover UC-200A Matching transformer TM-30T, TM-60T