Order now for dispatch on Tue 30th Apr.
High quality Hi-Fi bass speaker, 120WMAX, 60WRMS, 8Ω
With polypropylene cone and very strong, ventilated magnetic systems. A sophisticated technology for versatile applications.
NUMBER ONE product code: SPH-255
TECHNICAL DATA:
Impedance (Z) | 8Ω |
Resonant frequency (fs) | 23Hz |
Max. frequency range | f3-3,000Hz |
Rec. crossover freq. (fmax.) | 2,000Hz |
Music power | 120WMAX |
Power rating (P) | 60WRMS |
SPL (1W/1m) | 91dB |
Suspension compl. (Cms) | 1.19mm/N |
Moving mass (Mms) | 42g |
Mech. resistance (Rms) | 2.1kg/s |
Mech. Q factor (Qms) | 2.86 |
Electr. Q factor (Qes) | 0.26 |
Total Q factor (Qts) | 0.24 |
Equivalent volume (Vas) | 205 l |
DC resistance (Re) | 6.1Ω |
Voice coil induct. (Le) | 1.5mH |
Voice coil diameter | 50mm |
Voice coil former | aluminium |
Voice coil winding height | 17mm |
Air gap height | 8mm |
Linear excursion (XMAX) | ±4.5mm |
Eff. cone area (Sd) | 350cm2 |
Volume displacement (Vd) | 157.5cm3 |
Force factor (BxL) | 11.7Tm |
Reference efficiency (No) | 0.9% |
Magnet diameter | 140mm |
Magnet weight | 1.1kg |
Mounting cutout (diameter) |
235mm |
Mounting depth | 128mm |
Dimensions (diameter) |
257mm |
Weight | 3.22kg |
Rec. net cabinet volume | |
Closed |
30 l |
Bass-reflex |
55 l |
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