7½″ SATORI MW19P-4 / Paper
Features
- Vented aerodynamic cast aluminium chassis for optimum strength and low compression
- Proprietary cone material with EGYPTIAN PAPYRUSTM fibres made in-house
- Soft low damping rubber surround for optimum transient response
- Advanced BIMAX spider for improved linearity
- Powerful optimized low distortion neodymium motor system
- Non-conducting fibre glass voice coil former for minimum damping
- Extended copper sleeve on pole piece for low inductance and reduced distortion
- CCAW voice coil for reduced moving mass
- Long life silver lead wires attached 180° apart for improved stability
- Vented pole piece for reduced compression
- Low piston to chassis diameter ratio
- Gasket and bolt hole protrusions for reduced coupling to speaker cabinet
Additional information
Nominal Impedance | 4 Ω |
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DC resistance | Re 3.4 Ω |
Voice coil inductance | Le 0.14 mH |
Effective piston area | Sd 158 cm2 |
Voice coil diameter | 39 mm |
Voice coil height | 19.6 mm |
Air gap height | 6 mm |
Linear coil travel (p-p) | 13.6 mm |
Magnetic flux density | 1.1 T |
Magnet weight | 0.15 kg |
Net Weight | 1.48 kg |
Free air resonance | Fs 29 Hz |
Sensitivity | (2.83 V / 1 m) 91.5 dB |
Mechanical Q-factor | Qms 4.53 |
Electrical Q-factor | Qes 0.26 |
Total Q-factor | Qts 0.24 |
Moving mass incl. air | Mms 17.4 g |
Force factor | Bl 6.5 Tm |
Equivalent volume | VAS 61 liters |
Compliance | Cms 1.73 mm/N |
Mechanical loss | Rms 0.7 kg/s |
Rated power handling | * 70 W |
Note | * IEC 268-5, T/S parameters measured on drive units that are broken in. |
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