All systems go !
All systems go !
DRIVE UNITS BY MANUFACTURER:
C158-6-851
UK STOCK ITEM !
The Accuton C158-6-851 Bass / Midrange drive unit features an ultra hard ceramic (Sapphire) 120mm cone inside a 158mm diameter chassis.
Designed specifically for small monitors and slim floor standing designs, this esoteric unit has a soft rubber suspension and a large 10mm max. excursion allowing it to produce very good volume levels from small footprint enclosures.
A high power pure copper voice coil and ventilated titanium voice coil former yield a substantial power rating of 120 watts - quite high for a domestic driver of these dimensions.
Full datasheets can be downloaded from the bottom of this page.
Vented:
Vb: 10L, Port diameter: 40mm, Length: 145mm, Fres: 46Hz, F-3dB: 47Hz, Q: 0.58
Vb: 15L, Port diameter: 40mm, Length: 100mm, Fres: 43Hz, F-3dB: 41Hz, Q: 0.50
Vb: 6.5L, Port diameter: 40mm, Length: 220mm, Fres: 48Hz, F-3dB: 54Hz, Q: 0.61
Infinite baffle:
Vb: 2.3L, -16dB @ 40Hz, F-3dB: 98Hz, Q: 0.71
Vb: 7L, -14dB @ 40Hz, F-3dB: 96Hz, Q: 0.50
Resonant frequency (fs) | 30Hz | DC resistance (Re) | 6.3Ω |
Mechanical Q factor (Qms) | 5.1 | Power handling | 120W |
Electrical Q factor (Qes) | 0.30 | Sensitivity (2.83V/1m) | 88dB |
Total Q factor (Qts) | 0.27 | Chassis diameter | 158mm |
Equivalent volume (Vas) | 26.4L | Cutout diameter | 137mm |
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