Динамик СЧ/НЧ SCANSPEAK 12W/4524G00. Инструкция на английском языке

MIDWOOFER                                                  12W/4524G00
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:
? Wide Operating Frequency Range           ? Suitable for 2-way or 3-way (as midrange)
? Coated NRSC Fibre Glass Cone (patent)    ? Low Damping SBR Rubber Surround
? Die cast Alu Chassis vented below spider
T-S Parameters                                  Electrical Data
Resonance frequency [fs]        50 Hz           Nominal impedance [Zn]           4 ?
Mechanical Q factor [Qms]        3.35           Minimum impedance [Zmin]        3.9 ?
Electrical Q factor [Qes]        0.30           Maximum impedance [Zo]         30.8 ?
Total Q factor [Qts]             0.27           DC resistance [Re]              3.1 ?
Force factor [Bl]              4.4 Tm           Voice coil inductance [Le]     0.4 mH
Mechanical resistance [Rms]  0.57 kg/s
Power Handling
Moving mass [Mms]                6.1 g
100h RMS noise test (IEC 17.1)   40 W
Suspension compliance [Cms]  1.67 mm/N
Long-term max power (IEC 17.3)   70 W
Effective diaph. diameter [D]  86 mm
Effective piston area [Sd]     59 cm?          Voice Coil and Magnet Data
Equivalent volume [Vas]          8.2 l         Voice coil diameter             25 mm
Sensitivity (2.83V/1m)         88.8 dB         Voice coil height               10 mm
Ratio Bl/vRe                2.50 N/vW          Voice coil layers                   2
Height of gap                    4 mm
Ratio fs/Qts                   185 Hz
Linear excursion               ± 3 mm
Notes:                                         Max mech. excursion            ± 9 mm
IEC specs. refer to IEC 60268-5 third edition.   Unit weight                     1 kg
All Scan-Speak products are RoHS compliant.
Data are subject to change without notice.
Datasheet updated: February 22, 2011.
N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk

MIDWOOFER                                                  12W/4524G00
Advanced Parameters (Preliminary)
Electrical data:                                Mechanical Data
Resistance [Re']               3.14 ?           Force Factor [Bl]             4.25 Tm
Free inductance [Leb]       0.0528 mH           Moving mass [Mms]              6.27 g
Bound inductance [Le]        0.781 mH           Compliance [Cms]           1.43 mm/N
Semi-inductance [Ke]        0.0498 SH           Mechanical resistance [Rms]  0.174 kg/s
Shunt resistance [Rss]        19548 ?           Admittance [Ams]          0.286 mm/N
N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk