S/S Discovery 26W 4558T00 Diameter:270mm

Aluminium Cone Bass

The Discovery series is designed for the discerning audiophile and to meet the needs of this demanding audience, Scanspeak have developed several new technologies to help reduce distortion and damping within the speaker.

• Black Anodised Aluminium cone
• Black coated Fibreglass/Paper sandwich dustcap
• 56mm peak excursion
• Aluminium short circuitin ring and Pole piece extension to reduce distortion and compression
• Titanium voice coil
• Diecast Aluminium chassis
• Vented cone and dustcap
• Low damped rubber surround

Technical Data:

Frame diameter:    270mm

Sensitivity (2.83v/1m):   89dB

Nominal impedance:   4 ohm

Frequency range:   25Hz - 2000Hz

Free air resonance:   20.0Hz

DC resistance (Re):   2.5 ohm

Voice coil inductance (Le):   0.8mH

Effective piston area (Sd):   352.0cm

Moving Mass (Md):   101.7g

Force factor (BL):   10.7Tm

Excursion (lin-max):   +/-12.5mm : +/-28mm

Qms:   5.59

Qes:   0.29

Qts:   0.28

Vas:   104.0L

Voice coil diameter:   51mm

Nominal power handling:   150w

Physical Sizes:

Frame diameter:   270mm

Overall depth (front of frame to rear of magnet):   139mm

Flange thickness:   6.5mm

Fixing holes:   8 x 5mm diameter on 256.7mm PCD

Cutout diameter:   242mm

Price per single unit excluding VAT