12"- 50W Vintage Ceramic Loudspeaker
C 12 R - 16
Ω
Code ZJ06100
GENERAL CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
Nominal Overall Diameter .................
306 mm Nominal
Impedance...........................
16
Ω
Nominal Voice Coil Diameter ..............
25 mm Musical
Power .................................
50
W
Magnet Weight ...............................
270 g
Rated
Power* ..................................
25
W
Flux Density...................................
1.00 T
Sensitivity @ 1 W, 1 m .......................
92.8 dB
Weight .........................................
1.38 Kg
THIELE-SMALL PARAMETERS
Voice Coil DC Resistance ...........
R
E
11.78
Ω
Resonance Frequency ...............
f
s
89.4 Hz
Mechanical Q Factor.................
Q
MS
21.27
Electrical Q Factor...................
Q
ES
3.03
Total Q Factor........................
Q
TS
2.65
Mechanical Moving Mass ............
M
MS
27.2 g
Mechanical Compliance.............
C
MS
116
µ
m/N
Force Factor ..........................
B×l
7.72 Wb/m
Equivalent Acoustic Volume........
V
AS
39.4 lt.
Maximum Linear Displacement ....
X
MAX
+/-1.0 mm
Reference Efficiency ................
η
0
0.89 %
Diaphragm Area ......................
S
D
490.9 cm
2
Losses Electrical Resistance........
R
ES
82.7
Ω
Voice Coil Inductance @ 1kHz .....
L
E
0.80 mH
CONSTRUCTIVE CHARACTERISTICS
Magnet.................................
Ferrite
Voice Coil Winding...................
Copper
Voice Coil Former....................
Kapton
Cone ...................................
Paper
Surround...............................
Paper - Integrated
Dust Dome ............................
Felt
Basket ................................. Pressed Sheet Steel
Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m - Impedance
Due to continuing product improvement, the features and the design are subject to change without notice.
13/12/06
SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: lab@sica.it - Tel. +39-071-7958072 - Fax +39-071-7959006
277.
0
305.5
n° 8 holes 9 × 6.5
at 45° on Ø 293.5
2.
5
105.
4
4.
0
82
.6
Ø 86.0
22
.8
6.
0
3
5 0 0
5
1 0
2 0
5 0
1 0 0
2 0 0
Ω
+ 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
