Fountek’s FR88EX full range driver features an attractive thin-foil aluminum cone, robust cast-aluminum frame, and an optimized high-strength neodymium motor. Fountek FR88EX 3″ Full Range Imp – 8 ohm Fs – 95Hz Qts Vas – L SPL – db Price break in quantity – call FR88 EX Data Sheet. I recently purchased Fountek FR58EX and FR88EX full-range drivers. The packaging box of each model contains a pair. ‘Matched pair’ is.

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I do not understand your answer, please provide some more context.

That is typical for any driver used in a small box. So everything is artificially pushed down on the scale. Jeff, Danny is saying that the shorter the decay time, the better. This gr88ex easy to hear. So it induces less ringing.

Fountek Fr88ex 3″ Neodymium Full Range Speaker Driver | eBay

Here is the effect of Jeff’s grill. Fountek has applied much of what it has learned from designing industry-leading ribbon transducers in creating its line of full-range drivers.

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You may also fr88exx. I learn a lot every time you post something like this. People who bought this also bought. This will help the sound a lot. It’s really hard to hear those differences because they are at such a low level.

Fountek FR88EX – ” Full-range

Rockford Fosgate T 3-Way 6in. Skip to main content. Would you care to share what values you used for the baffle filter? Tuning frequency is just over 65Hz. I asked about the component values used in the baffle filter.

Fountek FR88EX

Sorry you list me there. The impedance looks good and is free of any box resonances.

Here is a csd response. A 5db reduction in output means it didn’t play near as loud and wasn’t as excited. Show More Show Less.

Let me bring the whole scale up 5db and you will see that there is significant break up in the 1kHz to 4kHz range. It will add a little residual ring to everything.

No ratings or reviews yet. Cookies help us provide you a better browsing experience. Great job on the grill.

Fountek Fr88ex 3″ Neodymium Full Range Speaker Driver

The off axis response looks pretty typical of a small driver too. Cone break up adds a ringing as stored energy that continues to ring long after the original note has ended.


Danny, Thank you for taking the time to measure my speakers and for the very detailed explanation of the results. And here are the two speakers. It is like looking at the second csd response that I posted that looked really scary and having that graph from 1kHz and down, but having the results of the first one from 1kHz and up. I hope that helps a bit. I for one appreciate it very much.

Be the first to write a review. Not something I have really understood in the past.

And this little driver clearly has some issues in that department. It will show you stored energy or ringing issues over time. The top of this peak is where the computer sets the 0 on the scale.