Гитарный динамик JENSEN LOUDSPEAKERS C12/50FA. Инструкция на английском языке

12"- 100W Ceramic Guitar Loudspeaker
C 12/50 FA - 8 ?
Code ZJ06400
GENERAL CHARACTERISTICS                             ELECTRICAL CHARACTERISTICS
Nominal Overall Diameter  .................  307 mm  Nominal Impedance...........................  8  ?
Nominal Voice Coil Diameter ..............  38 mm    Musical Power .................................  100 W
Magnet Weight ...............................  810 g  Rated Power* ..................................  50 W
Flux Density...................................  1.15  T      Sensitivity @ 1 W, 1 m .......................  98.7  dB
Weight.........................................  3.30 Kg
THIELE-SMALL PARAMETERS                                           n° 8 holes O 6.5
Voice Coil DC Resistance ...........  R E    5.22  ?                        at 45° on O 293.5
Resonance Frequency ...............  f s    107.0 Hz                    307.0
Mechanical Q Factor................. Q MS    9.60
Electrical Q Factor................... Q ES    0.95
Total Q Factor........................ Q TS    0.86
Mechanical Moving Mass ............ M MS    31.7 g
Mechanical Compliance............. C MS    70  µm/N
Force Factor .......................... B?l   10.83 Wb/m
Equivalent Acoustic Volume........ V AS    28.8 lt.                                         277.0
Maximum Linear Displacement .... X MAX    +/-1.0 mm
Reference Efficiency ................  ? 0    2.95 %
2
Diaphragm Area ......................  S D    490.9 cm
Losses Electrical Resistance........ R ES    52.8  ?
Voice Coil Inductance @ 1kHz .....  L E    0.78 mH
2.7                             4.3
CONSTRUCTIVE CHARACTERISTICS
Magnet.................................  Ferrite
Voice Coil Winding...................  Copper                                               91.0
Voice Coil Former....................  Kapton               121.0                        8.0
Cone ...................................  Paper
Surround...............................  Paper - Integrated
Dust Dome ............................  Non Treated Cloth               O 134.0
Basket .................................  Pressed Sheet Steel                               30.0
*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                                                                                           50 0
+ 105
20 0
+ 100
+9 5                                                                                            10 0
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      1 00     200         500       1 k      2k          5k      1 0 k   20 k
Hz
Due to continuing product improvement, the features and the design are subject to change without notice.       21/09/09
SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: lab@sica.it - Tel. +39-071-7958072 - Fax +39-071-7959006