The key features of 'Revelator' passive radiator are die cast aluminium chassis, long throw surround with low loss and rigid aluminium cone.
The moving mass weight of 23W/0-00-00 can be adjusted for optimum resonance frequency.
Scan-Speak 23W/0-00-00 - information in PDF format (520 Kb)
Coil wound around a toroidal sandwich core.
High-purity copper coil wound around a Permite core (with discs).
Air Core Coil.
Woofer-midrange with reed paper pulp cone and large magnet system.