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Search: Keyword(s): ; Posts Made By: Hifisound
Forum: Subwoofers, Bass, and Transducers   06-30-2016, 07:34 AM
Replies: 440
Views: 22,645
Posted By Hifisound
An extension of the main topic : How low should...

An extension of the main topic :
How low should one go, in an apartment (RCC slabs) , to minimize troubling neighbours and yet have a good low end ?
Forum: Subwoofers, Bass, and Transducers   06-24-2016, 10:45 AM
Replies: 440
Views: 22,645
Posted By Hifisound
coolrda Scott Simonian Thanks! Have you...

coolrda Scott Simonian

Thanks!

Have you also tried with just the tactile transducers below 20Hz ? Just to get an idea how much the FR and SPL contributes below 20Hz in comparison with tactile...
Forum: Subwoofers, Bass, and Transducers   06-24-2016, 05:57 AM
Replies: 440
Views: 22,645
Posted By Hifisound
What would be better approach then ? Isn't the...

What would be better approach then ?
Isn't the same SPL needed as ELC extrapolated (as shown by measurements in the article) ?

Also , there are quite a few articles on harmfulness of infrasound,...
Forum: Subwoofers, Bass, and Transducers   06-23-2016, 05:02 AM
Replies: 440
Views: 22,645
Posted By Hifisound
Thanks. Found a link to such measurements...

Thanks.

Found a link to such measurements (till 8Hz)

http://waubrafoundation.org.au/resources/bauer-et-al-investigation-perception-at-infrasound-frequencies-by-functional-mri/
Forum: Subwoofers, Bass, and Transducers   06-19-2016, 02:54 AM
Replies: 440
Views: 22,645
Posted By Hifisound
It will also be interesting to see how the Equal...

It will also be interesting to see how the Equal Loudness Curve extends below 20Hz....(only seen such graphs till 20Hz)
Forum: DIY Speakers and Subs   06-18-2016, 06:30 AM
Replies: 17
Views: 353
Posted By Hifisound
Sorry missed this, 2x4HD should have had a volume...

Sorry missed this, 2x4HD should have had a volume control. That would be make it a 2i2+2x4
Forum: DIY Speakers and Subs   06-16-2016, 06:53 AM
Replies: 17
Views: 353
Posted By Hifisound
Any idea what voltage out does AVRs like Denon X...

Any idea what voltage out does AVRs like Denon X series provide on its LFE out ?
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 12:57 PM
Replies: 440
Views: 22,645
Posted By Hifisound
One thing I wonder is : If there is content in...

One thing I wonder is : If there is content in movie soundtrack much below 20Hz, why aren't measurement standards like CEA 2010 including lower frequencies...
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 12:27 PM
Replies: 7
Views: 265
Posted By Hifisound
Thanks !

Thanks !
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 10:10 AM
Replies: 7
Views: 265
Posted By Hifisound
Old thread, but thought of confirming something :...

Old thread, but thought of confirming something : The spacing of subs will still matter in terms of how the total SPL of the 4 subs will be, right ? I mean it won't be outright 12dB, if all are...
Forum: DIY Speakers and Subs   06-09-2016, 08:23 PM
Replies: 17
Views: 353
Posted By Hifisound
I guess none of my equipment is complying to any...

I guess none of my equipment is complying to any of the voltage standard ? :)

Such a mess...

Though using something else instead of minidsp 2x4 ( similar cost) is an option, though I wonder if...
Forum: DIY Speakers and Subs   06-09-2016, 07:45 PM
Replies: 17
Views: 353
Posted By Hifisound
Wayne A. Pflughaupt I will go through the...

Wayne A. Pflughaupt

I will go through the article you wrote

Though wrt mini x a100 and KEF Q100s, power shouldn't be a concern as it gets plenty loud even at 50% volume, more than enough...
Forum: DIY Speakers and Subs   06-08-2016, 08:59 AM
Replies: 17
Views: 353
Posted By Hifisound
Bigus Thanks! Got it One troublesome...

Bigus

Thanks! Got it
One troublesome factor is that the Emotiva vol control is a smooth moving one and hard to match exactly again with Crown, if it moves...
Probably 2 Crowns XLi800s may be...
Forum: DIY Speakers and Subs   06-08-2016, 03:27 AM
Replies: 17
Views: 353
Posted By Hifisound
What I meant is, converting the integrated mini x...

What I meant is, converting the integrated mini x a100 into power amp only, by maxing/removing the volume control of the pre part (It has only one input so should be pretty minimal pre)
Forum: DIY Speakers and Subs   06-07-2016, 09:23 PM
Replies: 17
Views: 353
Posted By Hifisound
I can try this... Though wouldn't making its...

I can try this...

Though wouldn't making its volume control full (or maybe bypassing it by DIY) make Emotiva A100 a power amp ?
Luckily the voltage gain of its power amp section is 29dB (the...
Forum: DIY Speakers and Subs   06-07-2016, 09:04 AM
Replies: 17
Views: 353
Posted By Hifisound
Gain matching

Following will be my chain of equipment for my desktop setup, and have all with me except sub and its amplification.

PC -> Focusrite 2i2 -> minidsp 2x4 (unbal) -> Emotiva Mini X A100 -> KEF Q100s...
Forum: Speakers   05-30-2016, 05:29 AM
Replies: 72
Views: 1,801
Posted By Hifisound
Speakers : KEF Q100s Amp : Emotiva Mini X A100 ...

Speakers : KEF Q100s
Amp : Emotiva Mini X A100
Sub : Search underway... :)
Forum: Subwoofers, Bass, and Transducers   05-29-2016, 07:55 PM
Replies: 13
Views: 498
Posted By Hifisound
So multi tone tests should reveal this ? ...

So multi tone tests should reveal this ?



This is true, and what I meant by "or whatever lowest one wants the FR to be flat upto" .
Though , I guess, it should still limit the upper freq to...
Forum: Subwoofers, Bass, and Transducers   05-29-2016, 06:40 AM
Replies: 13
Views: 498
Posted By Hifisound
I am not questioning as to why max SPL goes down...

I am not questioning as to why max SPL goes down with freq, which is obvious.
I am wondering if that "extra" SPL at higher frequencies, above the SPL at say 20Hz (or whatever lowest one wants the FR...
Forum: Subwoofers, Bass, and Transducers   05-29-2016, 04:22 AM
Replies: 13
Views: 498
Posted By Hifisound
Max SPL numbers at data-bass

I was looking at the max SPL numbers for various subs here

http://www.data-bass.com/data?page=systems&type=0

The max SPL numbers increase towards right (higher freq) of the table, which is...
Forum: Speakers   05-20-2016, 07:53 AM
Replies: 3,700
Views: 160,611
Posted By Hifisound
Does anybody have any experience with the Peavey...

Does anybody have any experience with the Peavey PR series speakers ?
https://peavey.com/products/index.cfm/list/682/PR%20Series
Forum: Dedicated Theater Design & Construction   04-08-2016, 08:51 AM
Replies: 45
Views: 1,037
Posted By Hifisound
Thats true, only thing is, its not a third party...

Thats true, only thing is, its not a third party measurement and not in the format above
Forum: DIY Speakers and Subs   04-08-2016, 01:04 AM
Replies: 24
Views: 573
Posted By Hifisound
In the kit box (23" H x 20" W x 20.75" D), it...

In the kit box (23" H x 20" W x 20.75" D), it needs 1200+ watts to give 113.6dB with F3 of 22Hz , after 6dB gain at 21Hz

Another option is RSS460 in 22" cube ported, 114.75dB with F3 of 20.54Hz ,...
Forum: DIY Speakers and Subs   04-07-2016, 09:28 PM
Replies: 24
Views: 573
Posted By Hifisound
Infinity seems/was a good option , when available...

Infinity seems/was a good option , when available it may have been 2 drivers at the cost of 1 UM12 ?
But the box will still almost twice of one PB2000, isn't it ? With amplification (one stereo...
Forum: Dedicated Theater Design & Construction   04-07-2016, 10:35 AM
Replies: 45
Views: 1,037
Posted By Hifisound
Not at all. Since we were on topic about C200 and...

Not at all. Since we were on topic about C200 and you mentioned subjective opinions etc , I just posted the measurements I found...
No intent of any sort :)
Showing results 1 to 25 of 302

 
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