Гитарный динамик JENSEN LOUDSPEAKERS CH12/50 (4 Ohm). Инструкция на английском языке

12"- 100W Ceramic Guitar Loudspeaker
CH 12/50  - 4 ??
Code ZJ06221
GENERAL CHARACTERISTICS                             ELECTRICAL CHARACTERISTICS
Nominal Overall Diameter  .................  306 mm  Nominal Impedance...........................  4  ??
Nominal Voice Coil Diameter ..............  32 mm    Musical Power .................................  100  W
Magnet Weight ...............................  426 g  Rated Power* ..................................  50  W
Flux Density...................................  1.10   T      Sensitivity @ 1 W, 1 m .......................  95.4  dB
Weight.........................................  1.82  Kg
THIELE-SMALL PARAMETERS                                 n° 8 holes 9 ? 6.5
Voice Coil DC Resistance ...........  R E    3.05  ?               at 45° on O 293.5
305.5
Resonance Frequency ...............  f s    82.0  Hz
Mechanical Q Factor................. Q MS    16.32
Electrical Q Factor................... Q ES    1.40
Total Q Factor........................ Q TS    1.29
Mechanical Moving Mass ............ M MS    30.6  g
Mechanical Compliance............. C MS    123  ?m/N
Force Factor .......................... B?l   5.87  Wb/m
Equivalent Acoustic Volume........ V AS    42.1  lt.                                          277.0
Maximum Linear Displacement .... X MAX    +/-2.0  mm
Reference Efficiency ................  ? 0    1.60  %
2
Diaphragm Area ......................  S D    490.9  cm
Losses Electrical Resistance........ R ES    29.2  ?
Voice Coil Inductance @ 1kHz .....  L E    0.35  mH?
CONSTRUCTIVE CHARACTERISTICS
Magnet.................................  Ferrite           2.5                                4.0
Voice Coil Winding...................  Copper
Voice Coil Former....................  Epotex                                                 82.6
Cone ...................................  Paper           108.6                           6.0
Surround...............................  Paper - Integrated ?
Dust Dome ............................  Non Treated Cloth                                     26.0
Basket .................................  Pressed Sheet Steel            O 102.0
*rated power measured with 2 hours test with pink noise signal, 6 dB crest factor, loudspeaker mounted on enclosure
Thiele-Small parameters measured with LASER system
Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m – Free Air Impedance
+ 110                                                                                           500
+ 105
200
+ 100
+9 5                                                                                            100
d   +9 0
B                                                                                                  50
+8 5                                                                                              ??
S
P
L   +8 0                                                                                           20
+7 5
10
+7 0
5
+6 5
3
+6 0
20          50      100      2 00        500       1 k      2 k         5k      10 k    20 k
Hz
Due to continuing product improvement, the features and the design are subject to change without notice.       27/03/14
SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: lab@sica.it - Tel. +39-071-7958072 - Fax +39-071-7959006