18 PS 46 Woofer

Long excursion 18" woofer with 1400W power handling for subwoofer applications where reproduction of the lowest frequencies is mandatory. A special 4" voice coil using proprietary high temperature adhesives and an optimized magnet assembly guarantee robust LF output, low power compression and a very low distortion figure. A bass-reflex enclosure is recommended for best performance.

Speakers HPL Coaxials HF Compression drivers Horns

Specifications

Nominal Diameter

460 mm (18 in)

Nominal Impedance

8

Minumum Impedance

6.2

Power Handling

 

(40 –400 Hz)

 

Nominal1

700 W

Continuous Program2

1400 W

Sensitivity (1W/1m)3

96.5 dB

Frequency Range

30-2000 Hz

Voice Coil Diameter

100 mm (4 in)

Winding Material

Copper

Former Material

Glass Fibre

Winding Depth

21 mm (13/16 in)

Magnetic Gap Depth

8 mm (9/16 in)

Flux Density

1.1 T

Also available in 4 , data upon request

 

Thiele & Small Parameters4

Fs

28 Hz

Re

5.3

Qes

0.33

Qms

7.6

Qts

0.31

Vas

386 dm3 (13.6 ft3)

Sd

1134 cm2 (175.8 in2)

η0

2.4%

X max

± 6 mm

X Var

± 5 mm

Mms

153 g

Bl

20.8 T·m

Le

2.4 mH

Mounting and Shipping Information

Overall Diameter

460 mm (18 in)

Bolt Circle Diameter

440 mm (17.3 in)

Baffle Cutout Diameter

422 mm (16.6 in)

Depth

191 mm (7.5 in)

Flange and Gasket Thickness

16 mm (5/8 in)

Net Weight

10.3 kg (22.7 lb)

Shipping Weight

12.1 kg (26.6 lb)

Shipping Box

520x520x240 mm

 

(20.5x20.5x9.4 in)

12 hours test made with continuous pink noise signal (6 dB crest factor) within the specified range. Power calculated on rated minimum impedance. Loudspeaker in free air.

2 Power on Continuous Program is defined as 3 dB greater than the Nominal rating. 3 Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance. Average SPL from 200 to 2000Hz.

4 Thiele-Small parameters are measured after a high level 20 Hz sine wave precon- ditioning test.

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B&C Speakers specifications 18 PS 46 Woofer, Specifications, Thiele & Small Parameters4

18 PS 46 specifications

B&C Speakers is a well-respected name in the professional audio industry, known for its high-performance loudspeakers and transducers. Among its impressive range of products, the B&C Speakers 18 PS 46 stands out as a premium subwoofer driver designed for exceptional performance in demanding applications.

One of the main features of the B&C 18 PS 46 is its impressive power handling capabilities. With a peak power rating of 3200 watts and a continuous power handling of 1600 watts, this subwoofer is engineered to deliver powerful bass performance in large venues and installations. This driver is designed to handle high sound pressure levels (SPL), making it an ideal choice for concert sound systems, nightclubs, and other professional audio applications where deep bass is crucial.

The 18 PS 46 incorporates advanced technologies that enhance its performance. Its 18-inch diameter allows for an extensive cone area, providing the ability to produce deep low frequencies with greater efficiency. The driver features a large, durable ferrite magnet, which ensures a tight and controlled response. Additionally, the high-temperature voice coil, measuring 4 inches, is designed to withstand intense thermal stress while maintaining linearity, even during extended use.

Another critical characteristic of the 18 PS 46 is its carefully optimized suspension system. The cone is made from a lightweight yet rigid material, allowing for high excursion without distortion. The driver utilizes a synchronous flow cooling design, which aids in thermal dissipation, thus improving reliability and performance under high-demand conditions.

The transducer is also equipped with a rugged cast aluminum frame that enhances its durability and mechanical stability. This robust design is particularly advantageous in touring applications where transportation and handling can be taxing on equipment.

The B&C Speakers 18 PS 46 is versatile, compatible with a variety of enclosures, including bass reflex and bandpass designs. Its frequency response extends from 30 Hz to 1 kHz, making it suitable for a wide range of musical genres and sound reinforcement scenarios.

With its combination of high power handling, exceptional build quality, and advanced design features, the B&C 18 PS 46 is a preferred choice for audio professionals seeking reliability and performance in loudspeaker systems. Whether used for live sound, touring, or permanent installations, it delivers the deep, powerful bass that audiences expect.