All systems operational. Multiple currency checkout available soon !
All systems operational. Multiple currency checkout available soon !
Your headline
CABINET PARTS:
DRIVE UNITS BY MANUFACTURER:
SB21RDC-C000-4
UK STOCK ITEM
The SB21RDC-C000-4 by SB Acoustics is a 21mm ring radiator tweeter. The centre of the diaphragm is inverted and bonded to an internal dimple on the pole piece, this innovation negates the need for a front phase plug and gives excellent extension to above 20kHz.
Resonant frequency (fs) | 760 Hz | Nominal impedance (Zn) | 4 Ω |
Effective diaphragm diameter | 21mm | DC resistance (Re) | 3.0 Ω |
Ferrofluid ? Y/N | Yes |
Max power handling | 60 W |
Recommended crossover | 2.6kHz/12dB | Faceplate diameter | 92mm |
Sensitivity (2.83V/1m) | 90dB | Cutout hole diameter | 64mm |
Friendly technical support
40+ years in the trade
UK family run business
Excellent customer service
Quick dispatch