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Руководство пользователя SCANSPEAK 18WU/8741T00. Основные функции, характеристики и условия эксплуатации изложены на 2 страницах документа в pdf формате.
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MIDWOOFER 18WU/8741T00 The Illuminator midranges and midwoofers are in every aspect unusual designs with the open construction, the extremely long linear excursion and patented under-hung SD-3 (Symmetrical Drive) neodymium motor system, which due to copper caps and its construction ensures very low distortion, adding the unique patented cones, low-loss linear suspension the result is: “The Very Best Money Can Buy”! KEY FEATURES: ? Under-Hung Neodymium Motor Design ? Patented Symmetrical Drive (SD-3) ? Patented Sandwich Paper Cone ? Exceptionally Long Linear Excursion ? Low-Loss linear suspension ? Patented Design T-S Parameters Electrical Data Resonance frequency [fs] 31 Hz Nominal impedance [Zn] 8 ? Mechanical Q factor [Qms] 3.51 Minimum impedance [Zmin] 7.5 ? Electrical Q factor [Qes] 0.37 Maximum impedance [Zo] 61.9 ? Total Q factor [Qts] 0.33 DC resistance [Re] 5.9 ? Force factor [Bl] 7.5 Tm Voice coil inductance [Le] 0.41 mH Mechanical resistance [Rms] 1.00 kg/s Power Handling Moving mass [Mms] 18 g 100h RMS noise test (IEC 17.1) 80 W Suspension compliance [Cms] 1.46 mm/N Long-term max power (IEC 17.3) 150 W Effective diaph. diameter [D] 140 mm Effective piston area [Sd] 154 cm? Voice Coil and Magnet Data Equivalent volume [Vas] 48.6 l Voice coil diameter 42 mm Sensitivity (2.83V/1m) 85.4 dB Voice coil height 8 mm Ratio Bl/vRe 3.09 N/vW Voice coil layers 4 Height of gap 20 mm Ratio fs/Qts 93 Hz Linear excursion ± 9 mm Notes: Max mech. excursion ± 16 mm IEC specs. refer to IEC 60268-5 third edition. Unit weight 1.7 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 18WU/8741T00 Advanced Parameters (Preliminary) Electrical data: Mechanical Data Resistance [Re'] 6.14 ? Force Factor [Bl] 6.53 Tm Free inductance [Leb] 0.0790 mH Moving mass [Mms] 16.4 g Bound inductance [Le] 2.81 mH Compliance [Cms] 1.16 mm/N Semi-inductance [Ke] 0.122 SH Mechanical resistance [Rms] 0.131 kg/s Shunt resistance [Rss] 6.40 ? Admittance [Ams] 0.196 mm/N N.C. Madsensvej 1 ? 6920 Videb?k ? Denmark ? Phone: +45 6040 5200 ? www.scan-speak.dk