The Symmetric Drive (SD-1) concept with copper in the magnet system was invented by Scan-Speak. High-quality magnet system design has thus been a key feature of Scan-Speak design since the companys inception. The Classic woofers are highly praised, and are used in some of the worlds most exceptional high-end Loudspeakers. Some feature Kevlar cones others have the innovative Carbon fibre paper cones.
Midwoofer with carbon fibre⁄paper cone, SD-1 motor, low loss rubber surround.
Scan-Speak 18W/8545K00 ‘Classic’ features patented Symmetrical Drive motor and 42-mm voice coil with fiberglass foil.
- Nominal impedance [Zn]: 8 Ω
- Resonance frequency [fs]: 28 Hz
- Sensitivity [2.83 V⁄1m]: 87.5 dB
- Equivalent volume [Vas]: 46.4 l
- Total Q factor [Qts]: 0.28
Datasheet: Datasheet 18W/8545K00