12HPL76 Woofer

700 W continuous program power capacity

76 mm (3 in) aluminium voice coil

50 – 3500 Hz response

99 dB sensitivity Neodymium magnet allows a very light yet powerful motor assembly Ventilated voice coil gap for reduced power compression

LF Drivers LF Nd Drivers Coaxials HF Drivers Horns

Specification

Nominal Diameter

320 (12) mm (in)

Nominal Impedance (1)

8 Ohm

Minimum Impedence

6.7 Ohm

Nominal Power Handling (2)

350 W

Continuous Power Handling (3)

700 W

Sensitivity (1W/1m) (4)

99 dB

Frequency Range

50 -3500 Hz

Voice Coil Diameter

76 (3) mm (in)

Winding Material

Aluminium

Former Material

Glass Fibre

Winding Depth

17.5 (11/16) mm (in)

Magnetic Gap Depth

10 (0.4) mm (in)

Flux Density

1.15 T

Thiele & Small Parameters

Fs

49 Hz

Re

5.7 Ohm

Qes

0.26

Qms

2.5

Qts

0.25

Vas

91 (3.2) dm3 (ft3)

Sd

522 (80.9) cm2 (in2)

Eta Zero

4.1 %

Xmax

+/- 4 mm

Xvar

+/- 5.5 mm

Mms

43 g

Bl

17.3 Txm

Le

1.5 mH

 

Mounting and Shipping Info

 

 

Overall Diameter

315 mm (12.4 in)

Bolt Circle Diameter

296 mm (11.6 in)

Baffle Cutout Diameter

282 mm (11.1 in)

Depth

144 mm (5.7 in)

Flange and Gasket Thickness

12.5 mm (0.5 in)

Net Weight

3.2 kg (7.0 lb)

Shipping Weight

3.9 kg (8.6 lb)

Shipping Box

380x380x170 mm

 

(15x15x6.7 in)

1For different impedances, please ask.

22 hours test made with continuous pink noise signal (6 dB crest factor). Power calculated on rated minimum impedance.

3Power on Continuous Program is defined as 3 dB greater than the Nominal rating.

4Applied RMS Voltage is set to 2.83V for 8 ohms or 2.0V for 4 ohms Nominal Impedance

Page 1
Image 1
B&C Speakers 12 HPL 76 manual 12HPL76 Woofer, Specification, Thiele & Small Parameters, Mounting and Shipping Info

12 HPL 76 specifications

B&C Speakers, a renowned name in the professional audio industry, has made significant strides in speaker innovation with its 12 HPL 76 model. This 12-inch high-performance loudspeaker is designed specifically for those seeking exceptional sound quality and reliability in live sound reinforcement and sound installations.

One of the primary features of the B&C Speakers 12 HPL 76 is its high power handling capability. With an impressive program power rating of 700 watts and a peak power handling of up to 1,400 watts, this speaker excels in delivering clear and powerful audio even in large venues. The robust design ensures that it can withstand the rigors of live performances while offering exceptional sound reproduction.

Another standout characteristic of the 12 HPL 76 is its lightweight yet durable construction. Utilizing a high-density fiberglass frame, it strikes an excellent balance between strength and weight, facilitating easy transportation and installation. This design decision also contributes to the speaker's overall efficiency, allowing it to maintain optimal performance without excessive bulk.

The woofer cone is made from a specially treated pulp composite material, which is both lightweight and rigid. This innovative material allows for improved transient response and reduced distortion, resulting in a cleaner sound across the frequency spectrum. The integral phase plug design also aids in better heat dissipation, promoting longevity and consistent performance.

Furthermore, the speaker features a high-temperature voice coil that can handle extreme thermal conditions, enhancing its durability and performance under demanding circumstances. The voice coil is designed to optimize efficiency while minimizing power compression, enabling the 12 HPL 76 to deliver a punchy and dynamic sound.

Equipped with a high-performance magnetic structure, the 12 HPL 76 also allows for a large linear excursion, which permits deeper bass and extended frequency response. The sophisticated design ensures consistent sound quality and reliability, making it an ideal choice for many applications, from professional sound reinforcement to fixed installations.

In conclusion, the B&C Speakers 12 HPL 76 stands out as a premier choice for audio professionals seeking high-quality sound in a compact form factor. With its robust power handling, innovative materials, and thoughtful engineering, it delivers the performance required for modern audio applications, ensuring that every note is reproduced with clarity and precision.