Punch BP 15/250 | Jensen Loudspeakers

General Characteristics
Nominal Overall Diameter	385 mm	15 in
Nominal Voice Coil Diameter	65 mm	3 in
Magnet Weight	1450 g	51 oz
Overall Weight	5.4 kg	11.9 lbs
Flux Density		1.15 T
Voice Coil Winding Depth	13 mm	0.51 in
Magnetic Gap Depth	8 mm	0.31 in

Thiele-Small Parameters
Nominal Impedance		8Ω
Voice Coil DC Resistance	R_E	6.6 Ω
Resonance Frequency	ƒ_S	47 Hz
Mechanical Q Factor	Q_MS	4.26
Electrical Q Factor	Q_ES	0.58
Total Q Factor	Q_TS	0.51
Mechanical Moving Mass	M_MS	69.7 g
Mechanical Compliance	C_MS	164 µm/N
Force Factor	BxL	15.31 Wb/m
Equivalent Acoustic Volume	V_AS	133.1 lt.
Maximum Linear Displacement	X_MAX	± 3.4 mm
Excursion Limit	X_VAR	± 7 mm
Reference Efficiency	n_O	2.3 %
Diaphragm Area	S_D	754.8 cm²
Voice Coil Inductance @ 1kHz	L_E	1.07 mH

Constructive Characteristics
Magnet		Ferrite
Voice Coil Winding		Copper
Voice Coil Former		Aluminum
Cone Material		Paper
Surround Material		Treated Cloth
Dust Dome Material		Solid Paper
Basket Material		Pressed Sheet Steel
Surround Treatment		No

Electrical Characteristics
Nominal Impedance		8Ω
Rated Power		250 W
Musical Power		500 W
[email protected],1m		96.7 dB

BP15250

15",

250 watts

Available in 8Ω

Punch Sound speakers offer great dynamics and super-fast response, giving the player an extremely solid bass sound. Equipped with ferrite magnets and steel baskets, they are ideal for classic styles where a clean, tight and bright sound is required.

The 15'' bass speaker provides a full and warm low-end that will fill the room.

Lows

Fat

Mids

Firm

Highs

Bright

Bassist Description

Boomy with a well-defined top end.

Sound Samples