Гитарный динамик JENSEN LOUDSPEAKERS BS12N/250 A 8 Ohm. Инструкция на английском языке

BSS  1212N/N/250250A A 88
bass guitar
B
BSBS  1212N/N/250250A A 88
smooth                                          CodeCode  ZJ06810ZJ06810
Codeode  ZJ06810ZJ06810
C
12"2"  500500W                          W
12"12"  500500W                          W
1
·  Smooth sound bass guitar loudspeaker
·  2.5” voice coil fiberglass former
·  Cone waterproof treatment
·  Ventilated magnet circuit to reduce power compression
·  Neodymium magnet circuit
·  96.4 dB sensitivity
Specifications
Nominal Diameter                              320mm (12")
Nominal Impedance                               8?
(1)
Rated Power AES                               250W
(2)
Continuous Program Power                      500W
(3)
Sensitivity @ 1W/1m                           96.4dB
Voice Coil Diameter                            65mm (2.5")
Voice Coil Winding Depth                       18mm
Magnetic Gap Depth                              8mm
Flux Density                                  1.14T
Magnet Weight                                 220g
Net Weight                                     2.5kg
(4)
Thiele & Small Parameters
Re             5.50?           Fs             47.0Hz
Qms           12.58            Qes            0.44
Qts            0.43            Mms            56.7g
Cms             200µm/N        Bxl           14.37Tm
2
Vas            81.3l           Sd            530.9cm
(6)
(5)
X max         +/-5.5mm         X var        +/-8.9mm
? 0            1.81%           Le (1kHz)      1.00mH
Constructive Characteristics
Magnet                       : Neodymium
Basket Material              : Aluminium Die-Cast
Voice Coil Winding Material   : Copper
Voice Coil Former Material   : Fiberglass
Cone Material                : Paper
Cone Treatment               : Surface Waterproof Treatment
Surround Material            : Treated Cloth
Dust Dome Material           : Solid Paper
Frequency Response on 55 Litres Vented Box @ 1W, 0.5m, normalized to SPL 1m
Free Air Impedance
+ 1 1 0                                                                   5 0 0
Note:
1  :  Rated  Power  measured  with  2
+ 1 0 5
hours  test  with  pink  noise  signal,  6dB
2 0 0    crest  factor,  loudspeaker  mounted  on
+ 1 0 0
enclosure
2:  Power  on  Continuous  Program  is
+ 9 5                                                                      1 0   0
defined as 3 dB greater than the Rated
Power
d    + 9 0                                                                     3:  Calculated  by  Thiele  &  Small
B                                                                           5 0
parameters
+ 8 5                                                                         W WW W      4:   Thiele   &   Small   parameters
S
P                                                                               measured  with  laser  system  without
+ 8 0                                                                         preconditioning test
L                                                                           2 0
5: Measured with respect to a THD of
+ 7 5                                                                         10% using a parameter-based method
1 0    6:  Value  corresponding  to  a  decay  of
+ 7 0                                                                         the  Force  Factor,  or  Compliance,  or
both,  equal  to  the  50%  of  the  small
5    signal value.
+ 6 5
7: Drawing dimensions: mm
3
+ 6 0
2 0       5 0    1 0 0    2 0 0    5 0 0    1 k    2 k    5 k    1 0 k    2 0 k
H z
Due to continuing product improvement, the features and the design are subject to change without notice.       03/03/14
SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: lab@sica.it - Tel. +39-071-7958072 - Fax +39-071-7959006