NS15 mid-bass speaker driver

Product Description

This is a mid-bass driver with a nominal diameter of 380 mm (15 in), designed for deep, powerful low-to-mid frequency reproduction in professional audio systems. It features a 75 mm (3 in) copper voice coil (wound outside and inside) for excellent heat dissipation and high power handling.

The driver has a rated impedance of 8 ohms and a nominal AES power rating of 400 W (800 W continuous program), delivering a sensitivity of 98 dB (1 W/1 m). Its frequency response ranges from 40 Hz to 3,000 Hz, making it ideal for mid-bass applications in large full-range or subwoofer systems.

Thiele-Small parameters include:

• Fs: 40 Hz
• Re: 6.0 ohms
• Qms: 3.6
• Qes: 0.26
• Qts: 0.25
• Vas: 205 L
• Sd: 0.086 m
• Mms: 80 g
• BL: 21 TM

Mechanical & Mounting Details

• Overall diameter: 394 mm (15.5 in)
• Depth: 169 mm (6.65 in)
• Mounting bolt circle: 374 mm (14.7 in)
• Baffle cut-out: 358 mm (14.1 in)
• Bolt holes: 8 7 mm (0.28 in)

Shipping Information

• Net weight per unit: 4.5 kg
• Shipping weight per unit: 6.0 kg
• Package dimensions per unit: 42 42 20 cm