The TU-660M is a highly intelligible driver unit suited to public address announcement applications.Use the driver unit in combination with a suitable horn (option).Its powder-coated finish and stainless steel screws ensure the unit's weatherproof capability.Also employing a newly developed ring diaphragm ensures the unit's high frequency characteristics.
| Applicable Horns | TH-650, TH-660 |
|---|---|
| Rated Input | 60 W |
| Line Voltage | 100 V line or 70 V line |
| Rated Impedance | 100 V line: 170 Ω (60 W), 330 Ω (30 W), 670 Ω (15 W)
70 V line: 83 Ω (60 W), 170 Ω (30 W), 330 Ω (15 W), 670 Ω (7.5 W) |
| Sensitivity | 110 dB (1 W, 1 m) (When operated with JIS C 5504 standard horn.) |
| Frequency Response | 150 Hz - 8 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 ℃ to +55 ℃ (-4 ゜F to +131 ゜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 | φ139 × 151 (D) mm (φ5.47" × 5.94") |
| Weight | 2.7 kg (5.95 lb) |
| Option | Driver unit cover: UC-200A |