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Tube Rolling Tuesday

Posted: Tue Jun 10, 2014 9:48 pm
by jaybee
Its in the low-end, but I decided to upgrade the tubes in my little desktop system....

out go the nasty little chinese valves bundled with the Fatman

In go some tasty little Russian numbers...

Image

6N1P-EV Gold Grid OTK Plant NOS Matched Pair.....

They're only just warming up now, but I have to say, they are a fair step up already....

Muddy Waters Folk Singer got first spin and the presentation, esp. in a near field setting is far more believable, no extra octaves in the bass register! but a touch more control, yummy!

Re: Tube Rolling Tuesday

Posted: Tue Jun 10, 2014 10:54 pm
by Diapason
Nice one, I really rate those Russian tubes. Incidentally, OTK is the military stamp that says they're to spec, not the factory.

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 9:46 am
by jaybee
there you go! my awesome grasp of Russian showing up yet again!!

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 9:50 am
by jaybee
Now that I look closer they are Novosibirsk Plant/City....

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 9:55 am
by Diapason
I wonder where they were made. Here's a handy little cheat-sheet that I happened across before:

http://www.ominous-valve.com/russtube.html

Edit: Never mind, you got there ahead of me!

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 10:13 am
by markof
jaybee wrote:Now that I look closer they are Novosibirsk Plant/City....
I'm also after a pair for my iTube 1.

Did you order them from the Ukraine?
Also, how long did it take to receive them after ordering?

Thanks, Mark.

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 12:01 pm
by jaybee
Hi Mark,

No... I reckoned the Ukrainian an Post might be a little distracted!

I bought them from Russia.... took about 4 days to arrive by registered post....

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 12:07 pm
by jaybee
also they glow much more nicely than the Chinese ones....!!!

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 12:13 pm
by Diapason
Did you get them from somewhere like gstube.com, or was it an ebay job? I've had very good luck with Russian tubes from eBay I have to say.

Re: Tube Rolling Tuesday

Posted: Wed Jun 11, 2014 12:28 pm
by jaybee
I went for eBay.... the outlay was minimal enough as they aren't the priciest....

they are only used by Fatman/Dared and Acoustic Research (good company I suppose!!!)