Quote:
Originally Posted by Lynkage
I don't think foam is used any longer because of foam rot and has not been used in quite some time, so butyl or waffle surround is your only choice anyways. The voice coil/former/spyder will corrode/warp before the speaker cone will fail anyways.
Sound is a very personal choice and only the listener can choose what he/she will like. Mounted high on the side of an RV is quite frankly the worst possible place to mount them because no one puts a large hole with the proper size box behind the speaker for optimum low frequency response anyways.
Now pointing out a well made speaker is a different story, but still does not mean the user will like the sound it makes.
I personally would look for a box speaker (like the ones above) to get the best sound and I would mount them in the pass through or plug them in when wanted.
Putting them at the top of the RV just makes it so it is even easier to disturb your neighbors.
YMMV
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Foam, Paper and rubber impregnated cloth are still being used in both car and home speakers.
Despite spending over 30 years professionally in the audio and car stereo industry...I've never heard the term "waffle surround". Anything other than butyl will deteriorate in the sun and weather AND allow moisture behind the speaker where it can damage the coil.
The speaker I listed is the embodiment of the three requirements I listed... plastic grill, composite cone, butyl surround...and is a well made & priced speaker that
sounds as good as anything in its' price range....and measures that way. (Wide flat frequency response, low distortion, quick attack highs & lows, good treble dispersion and a swivel tweeter to compensate for poor placement options.) And sounds 500% better than anything in the coach does now.
GOOD sound for the money IS defineable and recognizable. Nuanced Preferences at a personal level don't change that. You might look into the research of Dr. Floyld Toole for the CRC which founded not just one speaker company but a half dozen or more on the CONCLUSION that "good" can be quantified and recognized and designed and measured. All the rest is tone controls.
Good in this context is about a quality of sound in under $100 speakers that will make a piece of crap car stereo sound a lot better. If you like a set of under $100 Pioneers or JBL's better...so be it. That doesn't change the fact that the Polks are good...
No one puts a hole with a
proper sized box behind them?? Please investigate what the proper sized box is for a speaker designed as an infinite baffle.
Box speakers like those shown will not give the best sound since boxes of that size are absolutely bass limited and I'd guarantee that they are down at LEAST 3db @ 125Hz and have little usable output below 100.
And no...I would not suggest mounting any speaker other than "fills" high on a trailer...put 'em as close to seated level as possible.