TOA TU-651M Driver Unit for TH-650

The TU-651M is a driver unit specifically designed for public address announcement systems. It is optimized to work in tandem with a compatible horn unit (which is sold separately). The TU-651M boasts a weatherproof construction, with a powder-coated finish and stainless steel screws. This ensures that the unit can withstand various weather conditions without compromising its performance or durability.

TOA Features:

• Both high-impedance (70 V / 100 V lines) models and low-impedance (16 Ω) models available.
• Two power ratings: 30 W and 50 W.
• Input impedance selector on high-impedance models facilitates input impedance matching from the outside.
• Gray color
• Compliance with IP65.

TOA Specifications:

• Applicable Horns: TH-650, TH-660
• Rated Input: 50 W
• Line Voltage: 100 V line or 70 V line
• Rated Impedance:
  • 100 V line: 200 0 (50 Wl, 330 0 (30 Wl, 670 0 (15 W)
  • 70 V line: 100 0 ( 50 Wl, 200 0 ( 25 Wl, 330 0 ( 15 Wl, 670 0 ( 7.5 W)
• Sensitivity: 110 dB (1 W, 1 ml (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 °C to +55 °C (-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 cab tire cable ( 6 mm ( 0.24 in) in diameter, 600 mm ( 23.62 in) in length)
• Dimensions: 139 x 149 (D) mm (5.47 x 5.87 in)
• Weight: 2.7 kg (5.95 lb)
• Option: Driver unit cover: UC-200A