QSA : My take on their expensive products

highstream

VIP/Donor
Nov 16, 2013
1,105
437
488
Silver treatment?
 

Kris

Well-Known Member
Mar 4, 2019
956
975
183
Let us know how this sounds in comparison to pre treatment.
And if you consider the Gold treatment in the future ?

I remember myself being shocked after I cryo treated the tubes for my Kondo years ago.
This was by far the best improvement for otherwise perfect preamp At that time.
 

Roger

Member
Sep 25, 2023
31
7
8
60
Sweden
Let us know how this sounds in comparison to pre treatment.
And if you consider the Gold treatment in the future ?

I remember myself being shocked after I cryo treated the tubes for my Kondo years ago.
This was by far the best improvement for otherwise perfect preamp At that time.
The sound With silver more details and clearly but i have only play som ours
and i have put in more qsa things in my stereo
 

Kris

Well-Known Member
Mar 4, 2019
956
975
183
The sound With silver more details and clearly but i have only play som ours
and i have put in more qsa things in my stereo

This takes 2 - 3 weeks to have a sense of what it Can do .
keep us posted
 

Roger

Member
Sep 25, 2023
31
7
8
60
Sweden
go to Thailand one month so No hifi so it vill take more time
and hen i also get my telefunken g73r from Lieder Qsa
 

highstream

VIP/Donor
Nov 16, 2013
1,105
437
488
I asked, “Silver Treatment?,” to find out if there is a new product.
 

highstream

VIP/Donor
Nov 16, 2013
1,105
437
488

highstream

VIP/Donor
Nov 16, 2013
1,105
437
488
O you sent your tubes for treatment and say what level you want.

My gosh, it’s like pulling teeth. Send to whom? Where is this service listed?
 

jasond

Active Member
Aug 18, 2022
133
78
33
46
A very important question is at what stage a fuse provides the best overall impact.
meaning does a better fuse in an amp have the same impact as used in a streamer or switch. What are your experiences?
 

TDX

Well-Known Member
Jan 14, 2020
339
281
150
A very important question is at what stage a fuse provides the best overall impact.
meaning does a better fuse in an amp have the same impact as used in a streamer or switch. What are your experiences?
Use for all of them.
 

sparkie

Member
Dec 7, 2023
78
17
10
Rapid City, South Dakota
Their website is not very easy to understand.
I find everything they offer is snake oil. Because I don't see any real measurements and opinions online. So I guess now these days to sell audiophile snake oil, you have to have 20 product promotion bots rave about their product. Because that is what I see when I look across the internet and the noise surrounding them.

So I can see a shop not offering their overpriced products to save their reputation.
 

Barry2013

VIP/Donor
Oct 12, 2013
2,308
488
418
Essex UK
A very important question is at what stage a fuse provides the best overall impact.
meaning does a better fuse in an amp have the same impact as used in a streamer or switch. What are your experiences?
First on the power cable and then add to other components
 
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flkin

Well-Known Member
Mar 7, 2019
82
97
105
59
Bangkok
Obviously, it is system dependent, but without knowing that I would suggest trying on system power cleaner first, power amps, preamp. In that order.

I would only work through dealers that offer a money back satisfaction guarantee. So you can try and if it doesn’t work out get your money back.
 
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keithc

Well-Known Member
Dec 31, 2022
182
348
63
I find everything they offer is snake oil. Because I don't see any real measurements and opinions online. So I guess now these days to sell audiophile snake oil, you have to have 20 product promotion bots rave about their product. Because that is what I see when I look across the internet and the noise surrounding them.

Your sentiment is absolutely understandable.
I tried both QSA and QSA-Lanedri products only because they had a return policy, and let my ears decide if it’s worth it.
See my review of the cables. I had the same concerns.
 

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