Гитарный динамик JENSEN LOUDSPEAKERS P8R (8 Ohm). Инструкция на английском языке

®
P 8 R - 8 ?
Guitar Loudspeaker
music industries                                                     Ref. # ZJ04040
GENERAL CHARACTERISTICS                             ELECTRICAL CHARACTERISTICS
Nominal Overall Diameter  .................    207 mm      Nominal Impedance...........................  8  ?
Nominal Voice Coil Diameter ..............    25  mm      Rated Power (DIN 45573 - IEC 268.5) ......  25  W
Magnet Weight ...............................    200  g      Musical Power (DIN 45500) ..................  50  W
Flux Density...................................    0.96  T      Sensitivity @ 1 W, 1 m .......................  92.5  dB
THIELE-SMALL PARAMETERS                                        n°4 holes O 8 ? 5
Voice Coil DC Resistance ...........  R E    6.70  ?                      at 90° on O 197.0
Resonance Frequency ...............  f s    130.0 Hz                     207.0
Mechanical Q Factor................. Q MS    9.18
Electrical Q Factor...................  Q ES    2.30
Total Q Factor........................  Q TS    1.84
Mechanical Moving Mass ............ M MS    9.3 g
Mechanical Compliance.............  C MS    161.0  µm/N
Force Factor ..........................  B?l   4.72 Wb/m
Equivalent Acoustic Volume........  V AS    10.3 lt.                                          178.5
Maximum Linear Displacement .... X MAX    1.00 mm
Reference Efficiency ................  ? 0    0.95 %
2
Diaphragm Area ......................  S D    213.8 cm
Losses Electrical Resistance........  R ES    27.0  ?
Voice Coil Inductance @ 1kHz .....  L E    0.36 mH
CONSTRUCTIVE CHARACTERISTICS                       1.0                               5.0
Magnet.................................  AlNiCo
Voice Coil Winding...................  Copper
Voice Coil Former....................  Epotex                                             6.0  49.0
Cone ...................................  Paper
Surround...............................  Integrated Paper    98.5
Dust Dome ............................  Treated Cloth                                         49.5
Basket ................................. Pressed Sheet Steel
Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m - Impedance
+110                                                                                        500
+105
200
+100
+95                                                                                          100
d   +90
B                                                                                              50
+85                                                                                           ?
S
P
L   +80                                                                                        20
+75
10
+70
5
+65
3
+60
20         50      100      200         500      1k       2k          5k      10k    20k
Hz
Due to continuing product improvement, the features and the design are subject to change without notice.  31/03/2005
Loudspeakers R & D  - Via G. Galilei, 20 - 60010 PASSO RIPE (AN) - ITALY - Tel. +39-071-7958072 - Fax +39-071-7959006 - E-mail: lab@sica.it