N.C. Madsensvej 1 6920 Videbæk Denmark Phone: +45 6040 5200 www.scan-speak.dk
MIDWOOFER
15W/8424G00
The Discovery series offer traditional design, superior sound, a solid construction, and
a wide range of variants. Combining these elements - plus a wealth of technical
features and finesses - it gives our customers the possibility of acquiring a tailor-made
Scan-Speak solution with very good performance at a reasonable low price point!
KEY FEATURES:
Excellent Midrange Performance
Low Damping SBR Rubber Surround
Coated NRSC Fibre Glass Cone
Die cast Alu Chassis vented below spider
Notes:
IEC specs. refer to IEC 60268-5 third edition.
All Scan-Speak products are RoHS compliant.
Data are subject to change without notice.
Datasheet updated: February 22, 2011.
T-S Parameters
Resonance frequency [fs]
46 Hz
Mechanical Q factor [Qms]
3.60
Electrical Q factor [Qes]
0.27
Total Q factor [Qts]
0.25
Force factor [Bl]
6.6 Tm
Mechanical resistance [Rms]
0.60 kg/s
Moving mass [Mms]
7.54 g
Suspension compliance [Cms]
1.62 mm/N
Effective diaph. diameter [D]
101 mm
Effective piston area [Sd]
80 cm²
Equivalent volume [Vas]
14.5 l
Sensitivity (2.83V/1m)
87.7 dB
Ratio Bl/√Re
2.81 N/√W
Ratio fs/Qts
182 Hz
Electrical Data
Nominal impedance [Zn]
8 Ω
Minimum impedance [Zmin]
6.6 Ω
Maximum impedance [Zo]
78.8 Ω
DC resistance [Re]
5.5 Ω
Voice coil inductance [Le]
0.5 mH
Power Handling
100h RMS noise test (IEC 17.1)
60 W
Long-term max power (IEC 17.3)
120 W
Voice Coil and Magnet Data
Voice coil diameter
25 mm
Voice coil height
10.2 mm
Voice coil layers
2
Height of gap
5 mm
Linear excursion
± 2.6 mm
Max mech. excursion
± 8 mm
Unit weight
1 kg
MIDWOOFER 15W/8424G00 The Discovery series offer traditional design, superior sound, a solid construction, and a wide range of variants. Combining these elements - plus a wealth of technical features and finesses - it gives our customers the possibility of acquiring a tailor-made Scan-Speak
MIDWOOFER 15W/8424G00 Advanced Parameters (Preliminary) Electrical data: Resistance [Re'] Free inductance [Leb] Mechanical Data 5.67 Ω 0.0231 mH Bound inductance [Le] 0.782 mH Semi-inductance [Ke] 0.0992 SH Shunt resistance [Rss] 1813 Ω Force Factor [Bl] Moving mass [Mms] Compliance [Cms]