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Morel ST 728 Tweeter Black
Categories: 0.75 - 2" (19-50mm) Dome Tweeters Morel Tweeters
PRICED AS A MATCHED PAIR.
The Morel ST728 is a high-end 28mm soft dome tweeter from the Supreme range. An advanced design featuring many of Morels proprietary technologies engineered into a compact body of just 53mm (faceplate 72mm) - the diminutive dimensions in no way impact the sound quality which is on par with it's full size stable mates.
Features include an underhung Hexatech™ Aluminium voice coil, Neodymium flat pancake ring magnet, diecast alloy rear chamber & an IDR Aluminium faceplate. The dome assembly is hand coated with Acuflex damping compound and is field replaceable. Power handling is high at 120w.
As can be seen from the datasheet, the ST 728 has an incredibly smooth response; the critical 2kHz-10kHz band is held within 2.2 dB limits and the off axis response is excellent.
Available in Silver or Black, please select from the drop down menu above.
A full datasheet can be downloaded from the bottom of this page.
Resonant frequency (fs) | 800Hz | Nominal impedance (Zn) | 8 Ω |
Effective diaphragm diameter | 28mm | DC resistance (Re) | 5.2 Ω |
Ferrofluid ? Y/N | Yes | RMS power handling | 120W |
Recommended crossover | 2.5khz | Faceplate diameter | 72 mm |
Sensitivity (2.83V/1m) | 91 dB | Cutout hole diameter | 54 mm |
ST728
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Swapped out the 30 yr old AlCap capacitors for the Audyn Q4 on Wills recommendation (along with a ferrofluid change). What a difference, added so much more definition and clarity. Very impressed. Audyns are a fair bit bigger size wise but fitted easily enough on the board and the access aperture on the TDL Studio 1's.
Good quality, fast postage, perfect! Thanks
Can fault the service and you always seem to have what others don’t, this can be critical when your hobby involves restoring vintage hifi .
Excellent driver and superb service and advice from Willy's hi-fi. Would certainly recommend and I will definitely be using again. Super fast delivery and great prices
They offer great advice genuinely helpful and knowledgeable.
Excellent service.
Very happy with this replacement part, especially once id fitted it correctly!! Sounds great so know where to go when the other one fails. 👍