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<blockquote data-quote="Vanquish" data-source="post: 44384" data-attributes="member: 84">And the much revered Revelator mid units ..18W/4531G00 Characteristic sensitivity (2.83V / 1m) :&nbsp; 90 dB Recommended frequency range :&nbsp; 33 - 5000 Hz Free air resonance frequency, fs :&nbsp; 33 Hz DC resistance, Re :&nbsp; 3.4 ohm Voice coil inductance, Le :&nbsp; 0.3 mH Effective piston area, Sd :&nbsp; 150 cm² Moving mass incl. air, md :&nbsp; 17.5 g Mechanical loss, Rm :&nbsp; 0.7 Ns/m Force factor, BL :&nbsp; 5.7 Tm Equivalent volume, Vas :&nbsp; 42 ltr. Mechanical Q-factor, Qms :&nbsp; 5.2 Electrical Q-factor, Qes :&nbsp; 0.38 Total Q-factor, Qts :&nbsp; 0.35 Excursion, lin./max. :&nbsp; ±6.5 / ±11 mm Voice coil diameter :&nbsp; 38 mm Rated power handling :&nbsp; 70 W Net weight :&nbsp; 1.75 kg Nice aah ? Drool away now.Cheers.</blockquote>

[QUOTE="Vanquish, post: 44384, member: 84"] And the much revered Revelator mid units .. 18W/4531G00 Characteristic sensitivity (2.83V / 1m) : 90 dB Recommended frequency range : 33 - 5000 Hz Free air resonance frequency, fs : 33 Hz DC resistance, Re : 3.4 ohm Voice coil inductance, Le : 0.3 mH Effective piston area, Sd : 150 cm² Moving mass incl. air, md : 17.5 g Mechanical loss, Rm : 0.7 Ns/m Force factor, BL : 5.7 Tm Equivalent volume, Vas : 42 ltr. Mechanical Q-factor, Qms : 5.2 Electrical Q-factor, Qes : 0.38 Total Q-factor, Qts : 0.35 Excursion, lin./max. : ±6.5 / ±11 mm Voice coil diameter : 38 mm Rated power handling : 70 W Net weight : 1.75 kg Nice aah ? Drool away now. Cheers. [/QUOTE]

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