Dec 10, 2022 at 12:13 PM Post #23,356 of 27,016
Good afternoon, I would appreciate information about the Sean Jacob ArC 6 power supply. Where could I buy this in Europe, know the price.
Thanks
He has a partner in Europe who sells direct to countries in the EU. Your best bet is to get in touch with Sean and ask for details. The Latest News page on his website discusses this and has his email address to get in touch for more details.

https://www.custom-hifi-cables.co.uk/
 
Dec 10, 2022 at 12:27 PM Post #23,358 of 27,016
How much do you think what you hear is a benefit to driving headphones? I never use headphones and connect my Dave either to active speakers or a power amp driving speakers.

Having said that, installing the Sean Jacobs cap board inside the Dave gives a big boost in sound quality in my system and I would not want to take it out.

The benefit is quite alot to my ears, the caps do something similar as the SJ board i guess. but with the advantage of skipping PCB tracks and connector contacts ..not losing any resistance there.

I just have a new thread up of how i installed them.

In my bio and Here
 
Dec 10, 2022 at 2:35 PM Post #23,361 of 27,016
The benefit is quite alot to my ears, the caps do something similar as the SJ board i guess. but with the advantage of skipping PCB tracks and connector contacts ..not losing any resistance there.

I just have a new thread up of how i installed them.

In my bio and Here
Thanks, but is this all with headphone listening or is it with amplified speakers? And do you compare back to a pre modified Dave? I picked up a second hand second Dave so I can always switch back and forth to evaluate any changes. This has paid dividends and has made me backtrack a couple of times on changes which I thought were better but turned out not to be upon further evaluation.
 
Dec 10, 2022 at 2:51 PM Post #23,362 of 27,016
Thanks, but is this all with headphone listening or is it with amplified speakers? And do you compare back to a pre modified Dave? I picked up a second hand second Dave so I can always switch back and forth to evaluate any changes. This has paid dividends and has made me backtrack a couple of times on changes which I thought were better but turned out not to be upon further evaluation.
I just have this mod ready.. havent listened to speakers with it yet as i dont have any speakers set up now..

But ofc it benefits too although i think in lesser degree cause of fewer current being drawn through line out
 
Dec 10, 2022 at 3:02 PM Post #23,363 of 27,016
Dec 10, 2022 at 4:44 PM Post #23,364 of 27,016
As @chesebert eloquently put it a few months ago, and I'm glad he did:
" You guys know you can buy a Rossini for that kind of money, right?" :)

Err, if one compares new prices then no one can’t. New Rossini just short of £27k. New Dave £10.5 + ARC6 £8.4k = £19k

Same for second hand prices, second hand pre Apex Rossini £15.5k + Apex upgrade 6k = £21.5k, second hand Dave £5k + new Arc6 £8.5k = £13.5k.

As to how they sound compared to each other we should know soon enough because a friend is bringing his Rossini Apex to compare to my Arc6 Dave hopefully within the next two weeks.
 
Dec 10, 2022 at 5:02 PM Post #23,365 of 27,016
Err, if one compares new prices then no one can’t. New Rossini just short of £27k. New Dave £10.5 + ARC6 £8.4k = £19k

Same for second hand prices, second hand pre Apex Rossini £15.5k + Apex upgrade 6k = £21.5k, second hand Dave £5k + new Arc6 £8.5k = £13.5k.

As to how they sound compared to each other we should know soon enough because a friend is bringing his Rossini Apex to compare to my Arc6 Dave hopefully within the next two weeks.
If those are the prices, I got a great deal :) 5k for a Dave is a bit lowball but still the pricing seems ridiculous next to the Arc6.
Hope your friend brings a Rossini clock as well. Granted, even if you throw that in + the new Choral M-scaler on the other side, it would still probably be a bit more (though they do get you with those Wave cables :stuck_out_tongue_winking_eye:) ,but I can't see it being close.
 
Dec 10, 2022 at 5:28 PM Post #23,366 of 27,016
Err, if one compares new prices then no one can’t. New Rossini just short of £27k. New Dave £10.5 + ARC6 £8.4k = £19k

Same for second hand prices, second hand pre Apex Rossini £15.5k + Apex upgrade 6k = £21.5k, second hand Dave £5k + new Arc6 £8.5k = £13.5k.

As to how they sound compared to each other we should know soon enough because a friend is bringing his Rossini Apex to compare to my Arc6 Dave hopefully within the next two weeks.
I’m VERY interested in your comparisons between the ARC6 mDAVE and Rossini Apex.
 
Dec 10, 2022 at 6:05 PM Post #23,367 of 27,016
I’m VERY interested in your comparisons between the ARC6 mDAVE and Rossini Apex.
As am I, though I'm sure I already know what the result is going to be. I'll grab my popcorn anyway.
Just my 2 cents: I love Dave and think it can’t be beat below 10k. But Imo the upgrade from Dave to the non Apex Rossini is bigger than the upgrade from Mojo to Dave. So I can't wait to hear how the SJ psu makes it pull ahead of the Apex version. Some measurements of an Arc6 Dave vs a stock Dave would surely be illuminating though.

There's plenty of reviews (Stereophile, Whathifi, @Sajid Amit , @austinpop ) of the Rossini (both og and Apex) online though. Which is why I felt comfortable enough ordering it blind. Big thanks guys :)

There is however a considerably lower number of people who believe in the magic of SJ Psu's as much as to do this comparison. And basically no respectable reviewers.
I have to say that constantly being sold on a bunch of snake oil and snake oil adjacent crap on this thread was by far the worst part of Dave ownership. Or in this case, normalizing increasingly ridiculous prices for upgrades which shouldn't be required in the first place. People shouldn't be surprised at the new M-scaler costing 8-10k at least.
 
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Dec 10, 2022 at 6:42 PM Post #23,368 of 27,016
As am I, though I'm sure I already know what the result is going to be. I'll grab my popcorn anyway.
Just my 2 cents: I love Dave and think it can’t be beat below 10k. But Imo the upgrade from Dave to the non Apex Rossini is bigger than the upgrade from Mojo to Dave. So I can't wait to hear how the SJ psu makes it pull ahead of the Apex version. Some measurements of an Arc6 Dave vs a stock Dave would surely be illuminating though.

There's plenty of reviews (Stereophile, Whathifi, @Sajid Amit , @austinpop ) of the Rossini (both og and Apex) online though. Which is why I felt comfortable enough ordering it blind. Big thanks guys :)

There is however a considerably lower number of people who believe in the magic of SJ Psu's as much as to do this comparison. And basically no respectable reviewers.
I have to say that constantly being sold on a bunch of snake oil and snake oil adjacent crap on this thread was by far the worst part of Dave ownership. Or in this case, normalizing increasingly ridiculous prices for upgrades which shouldn't be required in the first place. People shouldn't be surprised at the new M-scaler costing 8-10k at least.
I realize there will be some biases, but I haven’t seen a comparison of the Rossini Apex and SJ PSU mDAVE anywhere yet.

The Rossini Apex is on my shortlist of potential new dacs for sure though.
 
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Dec 11, 2022 at 5:36 AM Post #23,369 of 27,016
I just have a new thread up of how i installed them.

Why havent i done this earlier.. increddible how full bodied the sound became with such easy and cheap modification.
I even hear new details in the low region..

Certainly no external amp needed for me
 
Dec 11, 2022 at 6:05 AM Post #23,370 of 27,016
Why havent i done this earlier.. increddible how full bodied the sound became with such easy and cheap modification.
I even hear new details in the low region..

Certainly no external amp needed for me
Which mod was this?

Edit : oh the super charged amp link!

I got a huge performance gain swapping out the voltage regulators with Sparkos VRs.
 
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