Number One SPH-175 6.75" Midrange Speaker 100W Max. 8ohm

#10.1370

Midrange Speaker

Paper cone with special coating, rubber surround with optimised profile, very linear radiation range free of resonance, the ideal equipment for modern 2-way combinations.

Technical Specification

  • Impedance (Z) 8ohm
  • Resonant frequency (fs) 33Hz
  • Max. frequency range f3-5,000Hz
  • Rec. crossover freq. (fmax.) 3,000Hz
  • Music power 100WMAX
  • Power rating (P) 60WRMS
  • SPL (1W/1m) 90dB
  • Suspension compl. (Cms) 1.86mm/N
  • Moving mass (Mms) 12.5g
  • Mech. resistance (Rms) 1.3kg/s
  • Mech. Q factor (Qms) 1.98
  • Electr. Q factor (Qes) 0.43
  • Total Q factor (Qts) 0.35
  • Equivalent volume (Vas) 48 l
  • DC resistance (Re) 5.7ohm
  • Voice coil induct. (Le) 0.5mH
  • Voice coil diameter 25mm
  • Voice coil former aluminium
  • Voice coil winding height 10mm
  • Air gap height 6mm
  • Linear excursion (XMAX) ±2mm
  • Eff. cone area (Sd) 137cm2
  • Volume displacement (Vd) 27.4cm3
  • Force factor (BxL) 6Tm
  • Reference efficiency (No) 0.4%
  • Magnet diameter 84mm
  • Magnet weight 350g
  • Mounting cutout Ø 162mm
  • Mounting depth 70mm
  • Dimensions 177x177mm
  • Weight 1.2kg
  • Rec. net cabinet volume
  • Closed
  • 16 l
  • Bass-reflex
  • 35 l
This item has been discontinued Item has been discontinued
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