MOUNTING INFORMATION:

Overall Diameter

285

mm

Mounting Bolt Circle Diameter

268

mm

Number and Size of Bolts

4

M5

Baffle Cutout Diameter

253

mm front mount

Baffle Cutout Diameter

245

mm rear mount

Depth

109

mm below front flange

Depth

121

mm total depth

Weight

8.65

Kg.

On axis response curve representative of a typical production unit

THIELE-SMALL PARAMETERS:

Fs

43

Hz

Re

5.4

ohms

Qa

5.48

 

Qe

0.23

 

Qt

0.22

 

Vas

38

litres

Xmax

4

mm

Sd

299

cm2

Vd

119

cm3

Le

0.5

mH

SUGGESTED ENCLOSURES: (Reflex)

APPLICATION:

 

BASS MIDRANGE LOUDSPEAKER 250mm (10")
Bass Midrange in PA Systems

FEATURES: The BM2500.5 is a high power bass-midrange unit designed for use in very compact satellite systems or stage monitors. It has a smooth response with very low levels of colouration and complete freedom from cone breakup modes at high levels, The magnet is massive and rear vented. An optional integral grille is also available. The response is ideal for use in two way systems optimised for use with a subwoofer or low profile, high power wedge monitors.

SPECIFICATIONS:

 

Nominal Diameter

250

mm

Power Capacity

200

watts

Sensitivity

95

dB/watt/m

Frequency Range

45-2500

Hz

Impedance

8/16

ohms

Bl Factor

17.3

N/A

Voice Coil Diameter

75

mm

Voice Coil Material

 

Copper

Maximum Excursion

20

mm (before damage)

Magnet Assembly Weight

8.1

Kg

Effective Moving Mass

0.047

Kg

Compliance

0.00029

M/N

Volume displaced by unit

2

litres

Connection

  

Metal Push Terminals

Chassis

 

Painted Diecast Aluminium

Volume Litres

Vent dia. cm.

Vent length cm.

System
Q

-3db freq. Hz.

8

7.5

20.5

7

90

16

7.5

7.5

5

77

26

10

11.25

5

65

We reserve the right to amend specification without prior notice.
Made in England by Volt Loudspeakers Ltd..