Audiophile 5¼ inch / 130mm bass midrange drive unit featuring a woven carbon fibre cone, fully ventilated chassis / pole piece, edgewound flat copper voicecoil, high loss / high compliance rubber suspension. A superb performer, one of the finest small drive units of all time.
New old stock in original factory boxes - very rare.
|Resonant frequency (fs)||46 Hz||Nominal impedance (Zn)||8 Ω|
|Mechanical Q factor (Qms)||3.60||DC resistance (Re)||6.2 Ω|
|Electrical Q factor (Qes)||0.34||RMS power handling||70 W|
|Total Q factor (Qts)||0.31||Sensitivity (2.83V/1m)||90 dB|
|Equivalent volume (Vas)||18.1L||Chassis diameter (cropped)||152 mm|
Priced as singles, including VAT.
Out of stock
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