The TU-651M 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.

The TU-651 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.

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.

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.

• Smooth 800Hz to 15kHz frequency response.
• Provides highly effective 110dB/W/m sound pressure level with LE-940 horn.
• 30W continuous pink noise high power capacity.
• Edge-wound, copper-clad, aluminum voice ribbon coil.
• 49mm (2") throat diameter and 5-micron duralumin diaphragm.
• Easily field-replaceable diaphragm voice coil with self-aligning voice coil gap dowels.
• Voice coil gap of 19,000 gauss, from 1.1kg (2.4 Ib) ferrite magnet.
• Nominal impedance of 16 Ω.

• Smooth 800Hz to 15kHz frequency response.
• Provides highly effective 110dB/W/m sound pressure level with LE-940 horn.
• 30W continuous pink noise high power capacity.
• Edge-wound, copper-clad, aluminum voice ribbon coil.
• 49mm (2") throat diameter and 5-micron duralumin diaphragm.
• Easily field-replaceable diaphragm voice coil with self-aligning voice coil gap dowels.
• Voice coil gap of 19,000 gauss, from 1.1kg (2.4 Ib) ferrite magnet.
• Nominal impedance of 8 Ω.

• Smooth 500Hz to 18kHz frequency response.
• Provides highly effective 111dB/W/m sound pressure level with LE-940 horn.
• 50W continuous pink noise high power capacity.
• Edge-wound, copper-clad, aluminum voice ribbon coil.
• 49mm (2") throat diameter and 5-micron duralumin diaphragm.
• Easily field-replaceable diaphragm voice coil with self-aligning voice coil gap dowels.
• Voice coil gap of 22,000 gauss, from 3.2kg (7.1 Ib) ferrite magnet.
• 16 Ω

• Smooth 500Hz to 18kHz frequency response.
• Provides highly effective 111dB/W/m sound pressure level with LE-940 horn.
• 50W continuous pink noise high power capacity.
• Edge-wound, copper-clad, aluminum voice ribbon coil.
• 49mm (2") throat diameter and 5-micron duralumin diaphragm.
• Easily field-replaceable diaphragm voice coil with self-aligning voice coil gap dowels.
• Voice coil gap of 22,000 gauss, from 3.2kg (7.1 Ib) ferrite magnet.
• 8 Ω

• External stainless steel hardware (screws, bolts, nuts), and powder-coated horn and bracket ensure superb weatherproofing and corrosion-resistance.
• Shock-resistant aluminum round horn.
• Unobtrusive two-tone colors (off-white color corresponding to RAL 9010:horn, and gray corresponding to RAL7042: bracket) help speakers blend in with surroundings.

• External stainless steel hardware (screws, bolts, nuts), and powder-coated horn and bracket ensure superb weatherproofing and corrosion-resistance.
• Shock-resistant aluminum round horn.
• Unobtrusive two-tone colors (off-white color corresponding to RAL 9010:horn, and gray corresponding to RAL7042: bracket) help speakers blend in with surroundings.