"Old" vs. "new" digital equipment


Some recent posts about how far digital has come have got me thinking. I have a Theta DS Pro Gen III dac fed by a CEC TL5100Z as a transport. (The rest of the system is ARC LS2B Mk II into ARC VT-100 Mk II into Vandy 3a Sigs and 2WQ sub.)

I wonder what improvements I might hear if I were to go to a newer dac or newer cdp. In my current system, I hear grain when I listen to massed strings, some congestion on orchestral peaks, but otherwise most generally like what I hear.

Would newer digital stuff mitigate or eliminate these issues?

If I were to upgrade, where might I head next?

More generally, can anyone characterize the differences between my "old" Theta and newer digital equipment?

TIA.

David
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I will second Psacanli's observation that quality AC conditioning is a must. I would further add, try experimenting with vibration control devices for all components. Good listening. Jeff
Bigtee,

Thanks for your thoughts. I am thinking about preamps as well, just not the subject of this thread. The Ref II and III are definitely on the short list there. I know that I will hear improvement with a newer preamp, although my LS2B and I have been happy for quite a while. You and eweedhome may be correct that there comes a point where more transparency and information isn't such a good thing. BTW, eweedhome, I would be interested in hearing how you like your EAR CDP when it arrives. Maybe you will post about it?

Psacanli, I am running dedicated power lines with digital separate from other components, but no other line conditioning. Maybe I will try to borrow something from a friend and see what I hear.

Yoby, I am using SRA stands to address vibration -- big difference with and without.

Anyone have thoughts on the differences I might hear between my (old) Theta and newer DACs and/or CDPs? I understand that at some point we bump up against format limitations, but I am wondering if newer and cheaper DACs are going to give me improvements compared to my older technology (even though they may not make strings sound like strings or strings on vinyl). If so, what kind of improvements? That was my original question, although I appreciate the other information you all have given.

I don't have easy access to other digital equipment at this point to audition, which is why I am trying learn from others' experience. Thanks again.

David
Over the next few days I will be comparing a Bel Canto Dac 3 to a Theta GEN V. I wish it had an optical input, I could just hook it to the PC. I'll have to test using a basic Denon DVD player instead.
Gmood1,

I will be very interested in your comparison -- I hope you will post something about what you hear. Thanks.

David
I have done a lot of experimenting and I've found between most decently designed CD players, the differences are rather small. At first you might think there's a big difference but after a while, you'll find it's not as big as you thought. The first thing you have to do is make absolutely sure that the compared players are at the exact same volume. Small differences in volume make huge differences in the perceived sound.
I think the price of digital has come down with a lot of players now where you are getting close to the best for a lot less money.
The biggest differences I've noticed between expensive players like the Wadia and others is in soundstage depth and shear transparency. I just can't agree with people who come up with the HUGE differences in sound unless there is some distinct coloration they prefer.
I have never heard HUGE differences but smaller differences that add up to a better sonic presentation.
I still love my old Sony XA7es for just listening. It is one of the more analogue sounding players around.
To directly answer your question, yes, I think technology has advanced somewhat. Is it better in absolutes? Well, that depends on the player. There are some that have all this lovely technical garbage but actually don't sound as good as as some older players. So, it is a BIG DEPENDS!
You can spend 10 times the money for a 2% improvement. If it's worth that to you, go for it.
I have listened to the DCS stack at length and actually had people say they didn't like it as much as some much cheaper players. To me, on good CD it sounded great. On bad CD, well, it sounded bad!
There's a lot at play here and you really just can't make blanket statements. Is your total system resolution up to snuff? How about cables. There's so many things that can tilt to one player or another old or new technology. Unless you put the player in your enviroment and compare directly at exact levels with the exact same equipment you are not getting the true picture. So what is the answer to your question? Honestly, you need to decide!I've been at it 40+ years and they're some old players that I really like and they're some new ones I like. BUT, personal preferences play a BIG part in audio and a lot of times honest reproduction is certainly not what everyone wants. Otherwise, they wouldn't be so many pieces for sale.
BTW, I do beleive in some power conditioning with certain products but with well designed power supplies in excellent products it doesn't make all that much difference IMO.
I also feel the older transports were built better. Everybody likes to use the computer drives for all their upsampling/oversampling garbage.