Uploaded March 2023 | Updated September 2026, 2 weeks ago

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I have reviewed several speaker isolators over the years and they all improved the sound quality. Although using quite different constructions, they all also worked according the spring and damper principle. Recently Stack Audio offered their AUVA 70 for review that work very differently.

Contents of this video

00:00 - Introduction
00:25 - Start of program
01:37 - How to use
03:20 - The outside
04:52 - The inside
05:54 - In use
08:08 - How tested #1
09:06 - Sound quality #1
09:47 - How tested #2
10:21 - Sound quality #2
12:00 - The wrap

Manufacturer:
stackaudio.co.uk

Relevant link:
Roots Turntable Isolation Box: rootsvinylguide.com/ebay_items/turntable-isolation-sandbox-maple-perfect-for-technics-sl-1200-or-similar

Relevant videos:
Townshend Seismic Podium: youtu.be/3mfnSTNipU4
Audio Physic VCF II Magnetic Plus: youtu.be/QHDz5E-rnzc
IsoAcoustics Gaia II decoupling loudspeaker feet: youtu.be/dh9LmqYpxIg
About my reference setups, January 2023: youtu.be/vmRj7zx9s_o

If you like my work, support it through:
My Patreon page: patreon.com/theHBchannel
Paypal: paypal.me/theHBchannel
My book:youtu.be/rZ4Yai4Xh6Y

My links:
My channel:youtube.com/channel/UCR4tuhqPppVp-PD0q17sPEA
My site: theHBproject.com/en
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