Mb Quart MCD25

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Hello,

MCD 25 is a Titan tweeter from MB Quart Germany.

QMS 3,45
Qes 2,85
Qts 1,56
Xmax 0,9mm
Sd 4,9 qcm
Re 7,1Ohm
LE 0,04mH
Fms 930 HZ

92db 2,83Volt
Max 100 Watt
8 Ohm
480Gramm
Voice Coil 25mm
3mm high


Greetings from Germany

Jochen Sonnenschein 😎
 
Rather Excellent Tweeter

Hello,

I plan to make a new crossover for an MB Quart driver compliment. It belonged to an MB Quart speaker (2X6.5'' + MCD 25). The cabinet has already been made again DIY (the same size), but with very steardy construction and excellent looks. The main reason we wanted to remake the speaker was the tweeter. It sounds excellent. If my memory serves me right must have seen it on Aerial Acoustics flagship 8 years ago. Maybe modified though. Well worth purchasing. For how much is it offered?
 
I used this one years ago. These MB-Quart parts have a nice built quality. I still use the 50mm Supronyl version in my speakers at home.
I found an old book with data about it:
 

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I guess i should of also told you'll i want to run it for highs in my car 🙄 . Im guessing it should work the same way. what you'll think? If it isnt good, i saw the Morel MDT-20 and would buy that instead. But is that morel tweeter worth the $53 ?
 
Just note that the Qts of 1.56 tells me you have to careful and
take this into account when designing the crossover.
There is also likely to be a high impedance peak at resonance.

However if you pad it down for level matching using a series /
parallel resistor combination the parallel resistance will suppress
the impedance peak.
But not the frequency response peak due to Qts.

🙂 sreten.
 
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