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Test & measurement
SB Acoustics SB26STCN-C000-4 1'' Tweeter
SB Acoustics SB26STCN-C000-4 Tweeter has a Neodymium magnet (unusual in this price range). Its copper cap pole piece, coated textile dome, 1” voice coil and the small 72mm OD proprietary face plate give it a partially loaded horn profile. Highly linear response. Useful high efficiency output at 92dB sensitivity.
Complete with a rear chamber reducing both Fs (950Hz) and back wave reflections from the dome.
Specifications: BL Product (BL): 1.7 Tm N • Diaphragm Mass Inc. Airload (Mms): 0.3 g • Maximum Linear Excursion (Xmax): 0.6 mm • Surface Area of Cone (Sd): 6.2 cm2