Wavecor WF182BD10 7″ Balanced Drive Paper/Glass Fiber Cone Mid-Woofer 8 Ohm
Quick Overview:
The Wavecor WF182BD10 is a 7″ paper/glass fiber cone midwoofer that utilizes balanced drive technology and is designed for demanding bass and midrange applications. The WF182BD10 is a very good choices for either 2 or 3-way speaker systems.
Product Highlights:
- Vented voice coil former for reduced distortion and compression
- Balanced Drive motor structure for optimal drive force symmetry resulting in largely reduced 2nd order harmonic distortion
- Built-in aluminum field-stabilizing ring for reduced high-level distortion
- Large motor structure for better control and power handling
- Copper cap on center pole to reduce voice coil inductance and to minimize variations in voice coil inductance as a function of voice coil position
- New vented chassis for lower air flow speed reducing audible distortion
- Progressive suspension with specially designed conex spider for long durability under extreme operating conditions
Product Description:
The Wavecor WF182BD10 is a 7″ paper/glass fiber cone midwoofer that is designed for demanding bass and midrange applications. This driver is powered by a large magnet structure that ensures good efficiency. The WF182BD10 is a very good choices for 2-way speaker systems or even as midrange in 3-way systems.
The large motor system with 1-1/2″ voice coil diameter and large magnet for better control, power handling, and efficiency. The optimized paper/glass fiber cone ensures wide bandwidth and low distortion. Distortion is further reduced by efficient venting of the chassis and voice coil former.
Product Specification:
Parameter | WF182BD10 | Unit | |
Before burn-in | After burn-in | ||
Nominal size | 7 | [inch.] | |
Nominal impedance | 8 | [ohm] | |
Recommended max. upper frequency limit | 2.5 | [kHz] | |
Sensitivity, 2.83V/1m (average SPL in range 200 – 1,000 Hz) | 86db | [dB] | |
Power handling, short term, IEC 268-5, no additional filtering | [W] | ||
Power handling, long term, IEC 268-5, no additional filtering | [W] | ||
Power handling, continuous, IEC 268-5, no additional filtering | 80 | [W] | |
Effective radiating area, Sd | 131 | [sq.cm] | |
Resonance frequency (free air, no baffle), Fs | 80 | 2500 | [Hz] |
Moving mass, incl. air (free air, no baffle), Mms | 16.7 | [g] | |
Force factor, Bxl | 6.75 | [N/A] | |
Suspension compliance, Cms | 1.0 | 1.33 | [mm/N] |
Equivalent air volume, Vas | 1.14 | [lit.] | |
Mechanical resistance, Rms | 1.33mm/n | 0.43 | [Ns/m] |
Mechanical Q, Qms | 11 | 8.2 | [-] |
Electrical Q, Qes | 0.38 | 0.26 | [-] |
Total Q, Qts | 0.37 | 0.25 | [-] |
Voice coil resistance, RDC | 3.3 | [ohm] | |
Voice coil inductance, Le (measured at 10 kHz) | 0.088 | [mH] | |
Voice coil outside diameter | 7.17″ | [mm] | |
Voice coil winding height | 16 | [mm] | |
Air gap height | 5 | [mm] | |
Magnet weight | 4.9 | [g] | |
Total unit net weight excl. packaging | [kg] | ||
Krm | 33 | [mohm] | |
Erm | 0.42 | [-] | |
Kxm | 157 | [mH] | |
Exm | 0.19 | [-] |
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