surfmuz

Responses from surfmuz

How can i improve the sound of Iphone 11?
Is MQA something to be avoided due to reduced sound quality? Currently I’m subscribed to Qobuz, Tidal and Apple Music I have to admit that SQ of Tidal Masters is very close to SQ of Qobuz Studio Premier (album varies) some albums better on Tidal s... 
How can i improve the sound of Iphone 11?
Portable DAC is big improvement. Personality I use AQ Dragonfly Cobalt and very happy with it. Also if you using Apple Music hi res service you can improve SQ with the phone Settings. Go to Phone Settings then to Music where in Audio section you c... 
Buying from Parts Connexion
I bought Cardas cables from them twice. No issues. Fast UPS shipping but I live in US.  
How important is it to have identical speaker cable length?
Don’t do different length…otherwise you always will fill stigmatized time to time…also when you will be ready for upgrade experiments, same length cables are much easy to sell. 
Phono preamp tube rolling.
@lowrider57 The OTK stamp meant it went through quality control and met the highest specsYou right about passing through quality control… but too optimistic about highest specs…all Soviet NOS has to be carefully checked before using…we have to be ... 
Phono preamp tube rolling.
@mulveling Melz 1578 OTK, Russian militaryThe stamp of “OTK” is not about the brand or any tech spec… at old Soviet and Russian manufacturing “OTK” means Department of Technical Control passage. Usually checked and ready to ship products was stamp... 
What is wrong with my system?
Audioquests was lifeless in my system too… I never was satisfied with the sound till replaced all of them one by one.  
Tidal is corrupt
Did you signed up for the service through Tidal’s student or military discount program? If yes and later your credentials wasn’t proofed the crevice could be canceled.  
Phono preamp tube rolling.
pindac, what’s your 6SN7 keepers ? For what preamp ? 
Phono preamp tube rolling.
@pindacno questions, advices of others with worthwhile experience is very valuable and of course could be implemented, but my senses and fillings r more important for me. You know it’s like advices from others which women is better for you… you li... 
Phono preamp tube rolling.
12AU7, 12AT7 and 12AX7 are pretty much the same tube with a different gain settingshttps://jaazz.me/2019/01/04/12ax7-12at7-12au7-preamp-tubes-differences-explained/amp/ 
Phono preamp tube rolling.
@chakster thank you for a lot of useful info.You right that Japanese tubes are not discovered well. It wold be interested to hear from people who tried them.   
Phono preamp tube rolling.
@tomwh The ares manual suggest that switch between 12au7, 12ax7 and 12at7 in case to play with the gain…. I did it successfully with no any problem.My priority is listening to music and I’m not really interested in deep technical details of the tu... 
Phono preamp tube rolling.
@mulveling thank you… it’s a quite impressive experience. What was following upgrade replacement for your Ares? 
Phono preamp tube rolling.
@mijostynit is always best to use the specified tube.       Could be exceptions, but I general you right…. I always return to specified tubes.