The TU-631M 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.
| Applicable Horns | TH-650, TH-660 |
|---|---|
| Rated Input | 30 W |
| Line Voltage | 100 V line or 70 V line |
| Rated Impedance | 100 V line: 330 Ω (30 W), 670 Ω (15 W), 1 kΩ (10 W), 2 kΩ (5 W) 70 V line: 170 Ω (30 W), 330 Ω (15 W), 670 Ω (7.5 W), 1 kΩ (5 W), 2 kΩ (2.5 W) |
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 |
Operating Temperature
| -20 %%dC to +60 %%dC (-4 ゜F to +140 ゜F) (no condensation) | |
| Finish | Flange: Aluminum, gray, powder coating Rear cover: ABS resin, gray Screws: Stainless steel Speaker cable: Polyvinyl chloride insulated cabtyre cable (6 mm (0.24″) in diameter, 600 mm (23.62″) in length) |
| Dimensions | %%c139 × 149 (D) mm (φ5.47″ × 5.87″) |
| Weight | 1.9 kg (4.19 lb) |
| Option | Driver unit cover: UC-200A |