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Forum: DIY Speakers and Subs   07-25-2014, 12:04 PM
Replies: 36
Views: 594
Posted By Bill Fitzmaurice
Horns get the same benefits indoors as direct...

Horns get the same benefits indoors as direct radiators. Sound waves don't know if they're coming from horns, VBs or IBs, so they react the same way no matter what the source.
Forum: Speakers   07-24-2014, 07:29 PM
Replies: 5
Views: 162
Posted By Bill Fitzmaurice
Dispersion is inversely proportional to driver...

Dispersion is inversely proportional to driver size with respect to the wavelengths produced. The shorter the wavelength the smaller the driver must be, or the sound will beam in a very narrow...
Forum: Speakers   07-24-2014, 11:39 AM
Replies: 5
Views: 162
Posted By Bill Fitzmaurice
You can use either. What differentiates between...

You can use either. What differentiates between the two is whether you can use bookshelves because you have subs handling the lows, or if you need to use floor standers because you don't.
Forum: HDTV Programming   07-24-2014, 08:26 AM
Replies: 342
Views: 10,499
Posted By Bill Fitzmaurice
That's not as bad as having the captain, XO and...

That's not as bad as having the captain, XO and Chief of the Boat all going on a shore mission. It may make for fairly good drama, but anyone who's served knows that the job of a commander is to...
Forum: Subwoofers, Bass, and Transducers   07-24-2014, 06:24 AM
Replies: 16
Views: 485
Posted By Bill Fitzmaurice
Which would you say has greater 'dynamic...

Which would you say has greater 'dynamic capability', a floor standing Klipsch RF-82 II or a stand/shelf mounted JTR Triple 8? The answer to that question reveals the inherent fallacy of making a...
Forum: Subwoofers, Bass, and Transducers   07-24-2014, 06:11 AM
Replies: 5
Views: 157
Posted By Bill Fitzmaurice
Where output volume is concerned it's impossible...

Where output volume is concerned it's impossible to say, as there is no way of knowing what the difference is in dB between 10:00 and 12:00 on the sub. Where signal to noise is concerned it's better...
Forum: DIY Speakers and Subs   07-24-2014, 05:54 AM
Replies: 36
Views: 594
Posted By Bill Fitzmaurice
This argument is not unlike that comparing sealed...

This argument is not unlike that comparing sealed to vented subs. Yes, sealed do have the advantage below the tuning frequency of vented, in a smaller package, but they don't have the advantage above...
Forum: Speakers   07-24-2014, 05:02 AM
Replies: 9
Views: 172
Posted By Bill Fitzmaurice
It would only work with self-powered surrounds.

It would only work with self-powered surrounds.
Forum: Subwoofers, Bass, and Transducers   07-23-2014, 07:13 PM
Replies: 2
Views: 103
Posted By Bill Fitzmaurice
Only if the T/S specs are quite close to those of...

Only if the T/S specs are quite close to those of the original driver.
Forum: Speakers   07-23-2014, 01:57 PM
Replies: 2
Views: 100
Posted By Bill Fitzmaurice
They are if they sound right. ;)

They are if they sound right. ;)
Forum: Speakers   07-23-2014, 12:57 PM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
Andy, I'm sure that you mean well, but with every...

Andy, I'm sure that you mean well, but with every successive post it becomes more and more clear that you really have no business offering advise, as you lack the requisite knowledge. Worse, the...
Forum: DIY Speakers and Subs   07-23-2014, 11:04 AM
Replies: 16
Views: 401
Posted By Bill Fitzmaurice
Try Melissa Goudeseune in Brighton, Ontario....

Try Melissa Goudeseune in Brighton, Ontario. melissa@uppercanadacomposites dot com
Forum: Speakers   07-23-2014, 07:02 AM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
There is a major difference between a passive...

There is a major difference between a passive crossover and a passive speaker. A sound installation professional should know what the difference is. :rolleyes:
To clarify, 'passive' is an adjective...
Forum: Speakers   07-23-2014, 06:42 AM
Replies: 1
Views: 56
Posted By Bill Fitzmaurice
You won't find data on a 1976 Pyle driver, as...

You won't find data on a 1976 Pyle driver, as it's not the same company as today. Chances are T/S specs were not available back then anyway. Your only viable option is to measure them yourself.
Forum: Speakers   07-23-2014, 06:35 AM
Replies: 20
Views: 277
Posted By Bill Fitzmaurice
Required reading: ...

Required reading:
http://www.skeptic.com/eskeptic/10-01-06#feature

BTW, the number one amp in pro-touring sound by market share is Crown; they've held that position for decades. Bryston isn't all...
Forum: Speakers   07-22-2014, 03:41 PM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
No to both. If there is a crossover it must have...

No to both. If there is a crossover it must have a frequency adjustment. You can't have an arbitrary crossover frequency between the midbasses and tweeters, because depending on the tweeters used...
Forum: Speakers   07-22-2014, 11:34 AM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
If it was right it would benefit the sound via...

If it was right it would benefit the sound via lowered distortion. But it isn't.
That said, how do you know Denon and Crutchfield are wrong. I'm only curious.Read the manual. There is no section...
Forum: Speakers   07-22-2014, 08:57 AM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
That would be bi-amping if there was an...

That would be bi-amping if there was an electronic crossover splitting the signals into high and low bandwidths, but there isn't. Crutchfield got it wrong, but only because they cut and pasted from...
Forum: Speakers   07-22-2014, 08:41 AM
Replies: 20
Views: 277
Posted By Bill Fitzmaurice
+1. You can certainly find cheap pro-sound amps...

+1. You can certainly find cheap pro-sound amps that have lousy specs, but once you get to the $299 price point most pro-sound amps spec out considerably better than the amps contained in AVRs, and...
Forum: Speakers   07-22-2014, 08:28 AM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
Quad founder Peter Walker was one of the first to...

Quad founder Peter Walker was one of the first to point out the snake oil aspects of claims for 'high end' wire. If he was alive today Quad would not be using bi-wire terminals, and anyone employed...
Forum: Speakers   07-22-2014, 05:52 AM
Replies: 272
Views: 44,250
Posted By Bill Fitzmaurice
Not really. Bi-wiring doesn't do anything....

Not really. Bi-wiring doesn't do anything. 'Passive' bi-amping also doesn't do anything. Active bi-amping does do something, because it is totally different from 'passive' bi-amping. Many of the...
Forum: Speakers   07-21-2014, 06:55 PM
Replies: 20
Views: 277
Posted By Bill Fitzmaurice
If your speakers are rated 200w RMS then powering...

If your speakers are rated 200w RMS then powering them with between 100w and 400w RMS is appropriate. Be aware that AVRs tend to have optimistic ratings that don't reflect what they're actually...
Forum: Subwoofers, Bass, and Transducers   07-21-2014, 04:47 PM
Replies: 4
Views: 152
Posted By Bill Fitzmaurice
Because amplifier designers figured out how to...

Because amplifier designers figured out how to make their products perfectly comfortable running with voltages anywhere between 100v and 130v fifty odd years before the invention of voltage...
Forum: Subwoofers, Bass, and Transducers   07-21-2014, 04:40 PM
Replies: 16
Views: 485
Posted By Bill Fitzmaurice
Not really, but you'll get as many responses in...

Not really, but you'll get as many responses in favor of them one as you do otherwise, with 99.9% of respondents basing their answer on what they use rather than any objective considerations.
Forum: Speakers   07-21-2014, 04:32 PM
Replies: 24
Views: 737
Posted By Bill Fitzmaurice
Perhaps if you live on a boat or in an ocean side...

Perhaps if you live on a boat or in an ocean side home, but otherwise don't bother. If you want to be safe coat the wire with an anti-oxidant.
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