Little Dot Tube Amps: Vacuum Tube Rolling Guide
Mar 9, 2017 at 7:48 PM Post #10,846 of 13,448
   
I already have the 6N6P-i as power tubes.
You said the 6N6P-ir are more laid back than the 6N6P-i, right?
 
If so, I will try to get some...
 
I'm loving the Mullard's so far. The Highs are tamed but lush. They give a bit more punch. Overall a more "organic" sound. They go really well with the Beyer's...
 
I've some 6HM5 EC900 EI Yugoslavia on the way,too. What do think about these? Got them quite cheap to give them a try...
 
Any other suggestions for Power Tubes?


​No, it was the 6N6P that are a bit more laid back (slightly warmer),it's the 6N6P-IR, they are just a bit more dynamic, slightly cooler, a bit more detail and attack, we are only talking small amounts btw, not a night and day difference, imo they are the best of the 6n6 type, not including the 6H30DR which I doubt I will ever try!.
 
Those 6HM5 are a great tube, musical, detailed, good tight base, good soundstage and dead quiet, again just my opinion of course but, apart from the C3G (expensive) the best tube you can get for the LD, another worth trying the M8161, and although I've not tried it myself the tung sol gets a lot of love on Head-Fi, another cheap option is the GE JAN5654W. Hope this helps
 
Mar 10, 2017 at 2:12 AM Post #10,847 of 13,448
  I really look forward. I expect also some 6HM5 to arrive sometime next week. And tomorrow I might receive the Chord DAC, so maybe that one wil be an improvement in the source and the 6N6P-IR + Voskhod and Chord will be the winning triple. We will see.

Good choice. I have some 6HM5 + 6N6P-IR in at the moment and this is the best combination I've come across (so far!).  It seems to be the best of both worlds - the warmth you get with Mullards with the clarity of Voskhods.
 
Mar 10, 2017 at 4:06 AM Post #10,848 of 13,448
Good morning gents,
 
I just received a new shipment of "tubes", "valves" or however you want to call them.
The complete order was 4 x 6N6P-IR + 4 x Voskhod 6J1P-EV and the sum including shipment was 70EUR.
I say it is a decent price.
 
What I have received are some Voshkods from '73 and 6N6P-IR from 88:

 
The complete package:

 
Any comments related to the manufacturing years? I did not had time to try them but my currently used Voskhods are from '79 and the 6N6P from '85.
I will test them during the weekend and inform about any findings, impressions and so on.
 
Later Edit: First impression of the "IR" power tubes is that they are "cooler" but more precise. So less bass but somehow better defined. I guess I need to wait for some "burn in" here. The overall sound is more metalic, at least when listening to Judas Priest's Painkiller which is one of may favourite tests for drums and stuff like that.
 
Mar 10, 2017 at 6:59 AM Post #10,849 of 13,448
  Good morning gents,
 
I just received a new shipment of "tubes", "valves" or however you want to call them.
The complete order was 4 x 6N6P-IR + 4 x Voskhod 6J1P-EV and the sum including shipment was 70EUR.
I say it is a decent price.
 
What I have received are some Voshkods from '73 and 6N6P-IR from 88:

 
The complete package:

 
Any comments related to the manufacturing years? I did not had time to try them but my currently used Voskhods are from '79 and the 6N6P from '85.
I will test them during the weekend and inform about any findings, impressions and so on.
 
Later Edit: First impression of the "IR" power tubes is that they are "cooler" but more precise. So less bass but somehow better defined. I guess I need to wait for some "burn in" here. The overall sound is more metalic, at least when listening to Judas Priest's Painkiller which is one of may favourite tests for drums and stuff like that.


Hi OctavianH,
 
Glad to see you've got your valves/tubes, I would say your first impression of the IR's is spot on, I think they work very well with the 6HM5.
 
As for the manufacturing years, the consensus for the Voskhods seems to pre 1980 are better, as for the IR I think they were an update of the 6N6P-I so I don't think you will see pre 1980 for them so probably 1980's are best.
 
Mar 10, 2017 at 1:21 PM Post #10,851 of 13,448
Hey JohnnySound,
I final got a DAC to go with my LD mk2. I went  with a SMSL Sanskrit to see how it is.. only been running it for 30 mins :) and have to say the sound is more beefier if that makes sense. Bass is maybe fuller and maybe  more crowded ... Maybe not so much space in the music. Kind of waiting to see if that sound will settle down but not sure. I looked at the Z review guy on youtube and reddit regarding this and he seems to think its good... whats your thoughts.
The sound is also a lot louder for some reason . Not sure how as the dac doesn't have any amplification?!.. 
 
Should i keep this dac or wait a month till next paycheck and get a m6/m8 ..
 
Not sure, any advice from yourself or anyone with knowledge in this area, would be great.
 
edit: seems the separation isn't great.. My motherboard is is x99a ack 9 MSI.. not sure  sounds is fuller and not such clear separation. could be i'm used to worse DAC lol
 
edit: using optical output @24Bit 192k
 
 
Edit again: Returned as faulty.. not getting an SMSL agian
Thanks
 
Daniel
 
Mar 12, 2017 at 11:06 AM Post #10,853 of 13,448
Hey guys, how important is it for the power tubes to be matched? I've ordered a Little Dot MK II and I'm currently considering to buy a pair of 6N6P from ebay. However they don't seem to be matched, so should I go for them or is it better to look for a matched pair?
 
Mar 12, 2017 at 12:16 PM Post #10,854 of 13,448
  Hey guys, how important is it for the power tubes to be matched? I've ordered a Little Dot MK II and I'm currently considering to buy a pair of 6N6P from ebay. However they don't seem to be matched, so should I go for them or is it better to look for a matched pair?

 
 
 
Power tubes is a bit of a misnomer, the LD amplifiers are really just preamps.
 
The matching of power tubes is required in Push/Pull configurations where both tubes are required to draw the same amount of current. The output tubes of the LD amps are configured in a Cathode Follower configuration and tube matching is not required

Hi MPH91
 
This is the reply I received when I asked the same question.
 
Mar 12, 2017 at 12:42 PM Post #10,855 of 13,448

Thanks very much!
 
http://www.ebay.de/itm/6N6P-E182CC-2-Stk-2-pcs-USSR-Elektronenroehren-Radioroehre-Goldgitter-/182473848803
 
Does anybody have an opinion on those? Should I buy them or is it better to look for a different pair? Sorry for all those questions but I'm new to the whole tube rolling thing.
 
Edit: Alright forget about it guys I didn't get it anyway :wink:
 
Mar 12, 2017 at 5:50 PM Post #10,856 of 13,448
 
Thanks very much!
 
http://www.ebay.de/itm/6N6P-E182CC-2-Stk-2-pcs-USSR-Elektronenroehren-Radioroehre-Goldgitter-/182473848803
 
Does anybody have an opinion on those? Should I buy them or is it better to look for a different pair? Sorry for all those questions but I'm new to the whole tube rolling thing.
 
Edit: Alright forget about it guys I didn't get it anyway :wink:

Hi there MPH91, the 6N6P is a decent power tube, others worth considering are the 6N6P-I and the 6N6P-IR, the latter two have the edge sound wise, but if cost is a consideration then the 6N6P is a bit cheaper. Here is a link to another ebay sale if you are still interested the the 6N6P.
 
http://www.ebay.com/itm/6N6P-ECC99-E182CC-Novosibirsk-Tubes-GOLD-grid-Lot-of-2-Pcs/272492040874?_trksid=p2047675.c100005.m1851&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D2%26asc%3D41669%26meid%3D4d9514a9848d4a93b78636ec7c028930%26pid%3D100005%26rk%3D5%26rkt%3D6%26sd%3D322402779820
 
Mar 13, 2017 at 7:48 AM Post #10,857 of 13,448
  Hi there MPH91, the 6N6P is a decent power tube, others worth considering are the 6N6P-I and the 6N6P-IR, the latter two have the edge sound wise, but if cost is a consideration then the 6N6P is a bit cheaper. Here is a link to another ebay sale if you are still interested the the 6N6P.
 
http://www.ebay.com/itm/6N6P-ECC99-E182CC-Novosibirsk-Tubes-GOLD-grid-Lot-of-2-Pcs/272492040874?_trksid=p2047675.c100005.m1851&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D2%26asc%3D41669%26meid%3D4d9514a9848d4a93b78636ec7c028930%26pid%3D100005%26rk%3D5%26rkt%3D6%26sd%3D322402779820


Thank you very much for the info!
I'm currently also considering to upgrade the driver tubes but I'm not sure weather to get the Voshkod 6ZH1P or the Mullard M8100/CV4010. I like a warmer sound signature and the Mullards seem to have a slight bass advantage however many people here seem to rave about the Voshkods. Are there any other facts to consider when deciding between these two? And would any of them match better with the 6N6P?
 
Mar 13, 2017 at 11:00 AM Post #10,858 of 13,448
Well, it seems my setup is final: added MCRU linear power supply for 2Qute. It looks like a studio, but this is life, I need a lot of stuff to be happy.
 

 
And yes, 2Qute + MCRU kicks major ass. By far my best setup using Voshkod 6J1P-EV + 6N6P-IR. Quite neutral and clear sound.
I will do only 1 change from now on, try the 6HM5 when they arrive.
 
Mar 13, 2017 at 12:24 PM Post #10,859 of 13,448
   I like a warmer sound signature and the Mullards seem to have a slight bass advantage however many people here seem to rave about the Voshkods.

I find the Mullards have a much warmer sound than the Voskhods. Perhaps the Voskhods have a touch more detail on the highs but for warmth the Mullards can't be beaten
 
Mar 13, 2017 at 1:58 PM Post #10,860 of 13,448
Next question:
 
Is there a difference in sound between square getter and ring getter? As far as I found out the getters themselves don't have an effect on the sound but they affect other things that do. So has anyone an opinion on which getter shape sound better for Mullards?
 

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