Analog Squared Paper Discussion Thread.
Jun 20, 2013 at 9:45 PM Post #466 of 3,813
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Ahhh.. This is killing me... It's such a beaut.
Hardly await for my unit to come.
I agree with woodcans, the picture is excellent and that glows.. oh boy... oooh boy...
Please keep it coming, Ian.
 
Quote:
Also, from what I can find thus far the "Phila" refers to Sylvania's Altoona plant in Pennsylvania and that plant is listed in the war as making Radar and "secret" devices!
cool.gif

 
Cool... 
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Jun 20, 2013 at 9:58 PM Post #467 of 3,813
Quote:
Woodcans!
That is one heck of a compliment coming from who I regard as the best photographer on Headfi! I cycle through so many of your wonderful pictures on my desktop.Thank you!

 
Thank you, Ian, I truly appreciate the compliment, for sure. I hope you like the ken-rad tubes, I ordered a pair a week or so ago. I have really enjoyed ken-rads in some of my former 6sn7 amps, to put it lightly. (I hope this translates, but I'm not being terribly optimistic).
 
Jun 20, 2013 at 10:39 PM Post #468 of 3,813
Hi guys,
 
I bumped to this shop in ebay, but unfortunately it seems that they're not shipping to my region.
I've sent and email but no response until now. Can someone help me on this?
 
Please take a peek in case you're also interested on those tubes:
http://www.ebay.com/itm/181066040505?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649
http://www.ebay.com/itm/181066039153?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649
http://www.ebay.com/itm/181110706600?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649#shId
 
It's the Philips, Haltron and Teonex. Just wondering about they performance.
 
Jun 20, 2013 at 10:43 PM Post #469 of 3,813
I am watching this thread with interest too.  Love to see some more opinions about both the TU-05 and TUR-06.  Also if anyone could comment on the sound compared to any of the other popular amps talked about here on Head-Fi.  I won't have an opportunity to hear either of these amps prior to making a purchase decision so any and all information will be helpful. 
 
 
Jun 20, 2013 at 10:59 PM Post #470 of 3,813
Boringer, can't seem to open any of those links!

Welcome Timits! I am hoping the Smial 1966 and AnakChan chime in to help you as they own some very nice amps to compare with.

I owned an SR71-B Blackbird and loved it, still do, even though I sold it as I was not using it any more!

In comparison to that one I find the 05's to have a bigger sound, as Anak said, not a portable sound but more like a home or desk top amp sound. Wide soundstage, oodles of detail and musicality and for my ears a very natural sound (not neutral!)

The ability of this amp to take one deep into the acoustic is rather wonderful and playing with tubes pays good dividends I find.

Which brings me to a bit of crow eating!

My rant about not getting the tubes I ordered has now disappeared as I listen to these tubes. i have about 5 hours on them now, all the tinging has gone just to leave inky black. I tried them with my heaven S and not a hiss to be heard.

They seem to combine detail and warmth, I would say they are an archetypal tube sound, rich and warm but not at the lack of detail or air. I think this is down more to them being the same batch rather than shape or name!

They look slightly different, the mica in one is thicker than the other, one has a ribbed metal sleeve the other smooth ( it has some graffiti etched into it which I will try to take a picture of!!) and yet they sound so lovely.

This is really teaching me, well this and a few other experiences that the best sound is more to do with the tubes being made at the same time than any name printed on them, least that is the way it seems to me!

More later, I am going back to Nils Lofgren.. Oh boy oh boy!
 
Jun 20, 2013 at 11:41 PM Post #471 of 3,813
Quote:
Boringer, can't seem to open any of those links!

 
Hi Ian, that's odd. The links are fine with me.
Please don't get me wrong since I also have a strange experience about this shop.
Somehow, those items are not shown on seller's store.
I got the links direct from google, but when we do the seller's store search, those items were not found.
And the sellers also doesn't responded to my mail yet.
Strange.
 
Following are the screen captured:
 
The Haltron:

 
The Teonex:

 
The Philips:

 
Jun 21, 2013 at 12:18 AM Post #472 of 3,813
I managed to have a proper look, just on price I would not recommend that seller, way too expensive. For instance my Phillips which were batch matched cost about $2 each!

These are some eBay sellers I have had really good experiences with and feel good in recommending and the list includes the last seller with the RCA's as he is making right and the tube quality is excellent!

http://stores.ebay.ca/tubeprofishop

This one is Italian, a little more expensive but the quality was first rate (this is where I got the fabled Lorenz tubes from!)

http://stores.ebay.ca/pietroburgo77?_rdc=1

Spanish seller where I got my Marconi's from

http://stores.ebay.ca/CRYOGENIC-HIFI-TUBES-lamberto1111?_rdc=1

Two British sellers

http://stores.ebay.ca/LANGREX?_rdc=1

http://stores.ebay.ca/COLOMOR-VALVES-TUBES-COMPONENTS?_rdc=1


And two US sellers

http://stores.ebay.ca/Radiotinkerers-Vintage-Electronics?_rdc=1

http://stores.ebay.ca/2A3-Mother-Of-Audio-Tubes-Valves
 
Jun 21, 2013 at 2:20 AM Post #473 of 3,813
Wew... Thanks for those links Ian. They help a lot.
 
I might have been in contact with a few of them, but unfortunately some of their goods have been sold out. Ouchhh...
I'll look through again for other sellers from your link and trying to find my luck. 
size]

 
Btw, thanks for the advice, I might stay away from that particular seller until they responded to me or someone might help to clarify.
 
Jun 21, 2013 at 6:09 AM Post #474 of 3,813
Found an excellent german site with lots of information, original vintage data handbooks, manuals, technical descriptions, application notes, and vintage radio magazines, everything can be downloaded as .pdf:
 
Home Page:
 
http://www.rainers-elektronikpage.de/index.html
 
ITT Schaub Lorenz Tube data manuals:
 
http://www.rainers-elektronikpage.de/ITT-u_-SEL-Daten---u_-Schaltun/itt-u_-sel-daten---u_-schaltungsbucher.html
 
 
Newspaper, Magazine = ZEITSCHRIFT ; 
Manual, Handbook = HANDBUCH ;  
data = DATEN ;
Tube = RÖHRE ;
Radio = RADIO :)
Semiconductor = HALBLEITER ;
Monthly Periodical = MONATSHEFT ;
Book, Books = BUCH , BÜCHER
Tutorial = LEHRBUCH, LEHRBÜCHER
Schematic = SCHALTUNG
 
have fun !
 
Jun 21, 2013 at 12:51 PM Post #475 of 3,813
I managed to have a proper look, just on price I would not recommend that seller, way too expensive. For instance my Phillips which were batch matched cost about $2 each!

These are some eBay sellers I have had really good experiences with and feel good in recommending and the list includes the last seller with the RCA's as he is making right and the tube quality is excellent!

http://stores.ebay.ca/tubeprofishop

This one is Italian, a little more expensive but the quality was first rate (this is where I got the fabled Lorenz tubes from!)

http://stores.ebay.ca/pietroburgo77?_rdc=1

Spanish seller where I got my Marconi's from

http://stores.ebay.ca/CRYOGENIC-HIFI-TUBES-lamberto1111?_rdc=1

Two British sellers

http://stores.ebay.ca/LANGREX?_rdc=1

http://stores.ebay.ca/COLOMOR-VALVES-TUBES-COMPONENTS?_rdc=1


And two US sellers

http://stores.ebay.ca/Radiotinkerers-Vintage-Electronics?_rdc=1

http://stores.ebay.ca/2A3-Mother-Of-Audio-Tubes-Valves


Thanks a lot for your links. It's hard to get a feeling for the trustfullness of a dealer so your recommendations are really helpfull.
Can't wait to get my amp (it seems it is not the first time i posted this sentence), two weeks to wait. If we all continue to buy that much tubes, our tube rolling party will last a week!
 
Jun 21, 2013 at 12:56 PM Post #476 of 3,813
I forgot to ask, what colour choice did you go for?

I hope your all remembering to clean your pins :D
 
Jun 21, 2013 at 1:06 PM Post #478 of 3,813
Oh no, sorry, I meant case colour!
 
Jun 21, 2013 at 1:22 PM Post #479 of 3,813
The case will be black.

For cleaning the pins i will make a small tool this weekend out of a round piece of aluminium diameter 6mm, length 8cm. I will drill a small hole in the center about 3cm deep just big enough that a tube pin fits into it. I will fill the hole with a special metal clean and polish paste. Using my proxxon micromot drilling machine i hope this will speed up the cleaning process without the need for a personal sports and training session to clean about 200 pins!
 
Jun 21, 2013 at 3:50 PM Post #480 of 3,813
Wow, you have to show us a picture of your cleaning set up. One word of caution though, be careful with the drilling machine. I would worry about excessive vibrations going through the pins to the delicate hair sized metal threads inside the tube.
 

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