The C12R has a warm low and mid response with smooth/bright highs. When presented with overdrive distortion, the C12R presents smooth crunch with low-end focus.
- 12" speaker
- 25 watt rated power
- Ceramic Magnet
- Available in 8 ohm impedance
| General Characteristics |
| Nominal Overall Diameter |
306 mm |
12 in |
| Nominal Voice Coil Diameter |
25 mm |
1.0 in |
| Magnet Weight |
270 g |
10 oz |
| Overall Weight |
3.10 lbs |
| Flux Density |
1.0 T |
| Thiele-Small Parameters |
| Voice Coil DC Resistance |
RE |
6.50 Ω |
| Resonance Frequency |
ΩS |
74.0 Hz |
| Mechanical Q Factor |
QMS |
21.48 |
| Electrical Q Factor |
QES |
2.06 |
| Total Q Factor |
QTS |
1.88 |
| Mechanical Moving Mass |
MMS |
24.6 g |
| Mechanical Compliance |
CMS |
187 µm/N |
| Force Factor |
BxL |
5.98 Wb/m |
| Equivalent Acoustic Volume |
VAS |
63.2 lt. |
| Maximum Linear Displacement |
XMAX |
0.8 mm |
| Reference Efficiency |
nO |
1.2 % |
| Diaphragm Area |
SD |
490.8 cm2 |
| Losses Electrical Resistance |
RES |
67 Ω |
| Voice Coil Inductance @ 1kHz |
LE |
0.49 mH |
| Constructive Characteristics |
| Magnet |
Ferrite |
| Voice Coil Winding |
Copper |
| Voice Coil Former |
Kapton |
| Cone |
Paper |
| Surround |
Integrated Paper |
| Dust Dome |
Felt |
| Basket |
Pressed Sheet Steel |
| Electrical Characteristics |
| Nominal Impedance |
8 Ω |
| Rated Power |
25 W |
| Musical Power |
50 W |
| Sensitivity@1W,1m |
93.8 |
