Scanspeak 18M/4631T00 Midrange - Revelator Range
Scanspeak 18M/4631T00 18 cm Revelator midrange drive unit.
This new addition to the ground breaking Revelator series of dedicated midrange drivers features a larger 18cm sliced / glued pulp cone and a rigid titanium voice coil former. The low loss suspension and coated foam surround help this lovely unit yield a very useful sensitivity of 92 dB whilst still producing excellent midrange clarity and upper range extension. Highly recommended.
A full datasheet can be downloaded from this page.
- Sliced / Damped Cone (Controls Cone Breakups)
- Die cast Aluminium Chassis vented below spider
- Patented Symmetrical Drive motor design
- Rigid Titanium voice coil former
- High efficiency 92dB @ 2.83V
|Resonant frequency (fs)||65 Hz||Nominal impedance (Zn)||4 Ω|
|Mechanical Q factor (Qms)||5.65||DC resistance (Re)||3.5 Ω|
|Electrical Q factor (Qes)||0.67||RMS power handling||50 W|
|Total Q factor (Qts)||0.60||Sensitivity (2.83V/1m)||92 dB|
|Equivalent volume (Vas)||14L||Chassis diameter||182 mm|