B & C PROFESSIONAL COMPONENTS |
4NDF34 - 4" LIGHTWEIGHT NEO MIDRANGE SPEAKER |
SPEAKER
MODEL |
4NDF34 |
SPECIFICATIONS |
|
Nominal
Basket Diameter |
4" |
Impedance |
8 ohms |
RMS
Power Rating |
100
Watts |
Program Power | 200 Watts |
Frequency
Response |
110Hz
- 8kHz |
Sensitivity
(1W/1m) |
92dB |
Voice
Coil Diameter |
1.34" / 34mm |
Winding Depth | .43" / 11mm |
Magnetic Gap Depth | .28" / 7mm |
Flux Density | 1.25T |
MATERIALS |
|
Cone |
Waterproof Paper |
Surround Shape |
|
Cone Shape | Exponential |
Former Material | Glass Fiber |
Winding Material | Copper |
Pole Design | T-Pole |
Magnet | Neodymium |
MOUNTING INFORMATION |
|
Overall
Diameter |
5" / 127mm |
Bolt Circle Diameter | 4.53" / 115mm |
Baffle Cutout Diameter | 4.06" / 103mm |
Depth | 2.6" / 66mm |
Flange & Gasket Thickness | .12" / 3mm |
No. Of Mounting Holes | 4 |
Net Weight | 1.21 lbs./ .55 kg. |
Shipping Weight | 1.48 lbs./ .67 kg. |
THIELE-SMALL PARAMETERS |
|
Resonant Frequency (fs) |
110Hz |
Impedance
(Re) |
5.5 ohms |
Electrical Factor(Qes) | .28 |
Mechanical Q (Qms) | 4.2 |
Total Q (Qts) | .27 |
Compliance Equiv. Vol. (Vas) | 1.6 Liters/.076cu. ft. |
Voice Coil Overhang (Xmax) | 3.8mm |
Reference Efficiency | 0.7% |
Diaphragm Mass (Mms) | 6.1 Grams |
BL Factor | 9 T-M |
Coil Inductance (Le) | 0.23mH |
Surface Area of Cone (Sd)m2 | 0.0057m2 |
FREQUENCY RESPONSE | |
|
|
IMPEDANCE CURVE | |
MOUNTING DIMENSIONS | |
US Speaker, LLC