3D Holographic Soundstage

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samuel6363

  • Jr. Member
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3D Holographic Soundstage
« on: Yesterday at 06:26 pm »
Hello Audiophiles!

I'm curious to know what your experience has been with a 3D holographic soundstage. Let me know what speakers and amplification you used to get the most holographic experience. Also, what is your favorite song you use to demonstrate an immersive soundstage.

Looking forward to your responses!

Thanks.

FullRangeMan

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  • To whom more was given more will be required.
    • Never go to a psychiatrist, adopt a straycat or dog. On the street they live only two years average.
Re: 3D Holographic Soundstage
« Reply #1 on: Yesterday at 11:17 pm »
If you want a 3D soundstage dont use a boxed loudspeaker, they amit sound only to front, instead use a Open Baffle or planar speaker with space around as below:

This is a inexpensive DIY project from an AC member,
It have only four (4) parts:
Eminence Alpha15A + 4.7mH + Visaton B200 and a MDF baffle.


Other option are the Lii Audio F15 FR driver $399/pair, not each.
Here Decware OB with the Lii Audio F15 driver:


If one have a woodworker is possible try the Lii Audio F15($399/Pair, pair not each) 97dB/8Ω and benign impedance curve suited to OB or Bass Reflex box or the F18($540/pair), no Crossover, no Tweeter beaming, no Phase rotation, no driver sensitivity loss, no Harmonics loss, no Retail price.
http://www.glowinthedarkaudio.com/lii-audio-f18.html

My personal choice is the Lii F18 in Single Driver configuration, but if you make question of wanting a 2-Way speaker you may want a bigger woofer than the Alpha15A, so there are W18 inches and W21 inches from Lii Audio, personally I dont like these two VCs woofers, they are hard to drive with a small tube amp.
https://www.lii-audio.com/product/w-18/

https://www.lii-audio.com/product/w21/


Please note some Circles of interest you may like>
The Fullrange Driver Circle:
https://www.audiocircle.com/index.php?board=128.0
The Open Baffle Circle:
https://www.audiocircle.com/index.php?board=90.0
The Tube Amps Circle>
https://www.audiocircle.com/index.php?board=144.0
The Vinyl Circle::
https://www.audiocircle.com/index.php?board=32.0

Mag

Re: 3D Holographic Soundstage
« Reply #2 on: Yesterday at 11:20 pm »
 My best examples are recordings by Grace Slick- Dreams - El Diablo and Jean Michel Jarre - Metamorphosis - Give Me a Sign. Even without expensive equipment, if you listen carefully you can hear the 3D effect in the recordings. In my case though I wasn't really aware of it until my gear was upgraded.
  In the song Give Me a Sign, as I recall, there is a Ghostly like voice of higher frequency layered in the background, it's really cool. There are other songs on the album that uses this effect but not as apparent. El Diablo by Grace Slick uses kind of panning left right that gives the song a 3D effect.
  My equipment is Bryston SP2 processor, 2 - 3B/2 amps, Model T passive speakers and Paradigm Studio 100 v2, Monster power conditioner that keeps the voltage at 120 and a Yamaha mixer MG-10. I also listen at SPL 92 - 95 decibels.

I also experienced a 3D like effect playing the song Harmonica from the movie Once a Time in the West. This was more like notes hanging in space. Also Bryston gear. :smoke:

samuel6363

  • Jr. Member
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Re: 3D Holographic Soundstage
« Reply #3 on: Yesterday at 11:56 pm »
Thank you for the responses! Looking forward to listening to the recommended songs.