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
Voice Coil DC Resistance ........... R
E
3.05
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.
Maximum Linear Displacement .... X
MAX
+/-2.0 mm
Reference Efficiency ................
0
1.60 %
Diaphragm Area ...................... S
D
490.9 cm
2
Losses Electrical Resistance........ R
ES
29.2
Voice Coil Inductance @ 1kHz ..... L
E
0.35 mH
CONSTRUCTIVE CHARACTERISTICS
Magnet.................................
Ferrite
Voice Coil Winding...................
Copper
Voice Coil Former....................
Epotex
Cone ...................................
Paper
Surround...............................
Paper - Integrated
Dust Dome ............................
Non Treated Cloth
Basket ................................. Pressed Sheet Steel
Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m – Free Air Impedance
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
305.5
27
7
.0
4.
0
2.
5
n° 8 holes 9 × 6.5
at 45° on Ø 293.5
26
.0
Ø 102.0
6.
0
82
.6
1
08.
6
3
5 0 0
5
1 0
2 0
5 0
1 0 0
2 0 0
+ 6 0
+ 1 1 0
+ 6 5
+ 7 0
+ 7 5
+ 8 0
+ 8 5
+ 9 0
+ 9 5
+ 1 0 0
+ 1 0 5
d
B
S
P
L
2 0
2 0 k
5 0 1 0 0 2 0 0
5 0 0 1 k 2 k
5 k 1 0 k
H z
*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
