The Reference 6SN7 Thread

Mar 11, 2020 at 8:05 PM Post #1,336 of 10,669
I'm a bit confused. My research indicates that code 280 is Raytheon MFG code and those tubes look like Raytheon tubes. 312 is Sylvania MFG code and the mica structure looks unlike any Sylvanias I'm familiar with.

When I look up the MFG code (no expert here) I'm also seeing Raytheon listed for my Zenith tubes.

I just scored a real "new" vintage NOS Tung-Sol Jan 5998 from a local tube wholesaler. Stoked!

Bill
 
Mar 11, 2020 at 8:45 PM Post #1,340 of 10,669
When I look up the MFG code (no expert here) I'm also seeing Raytheon listed for my Zenith tubes.

I just scored a real "new" vintage NOS Tung-Sol Jan 5998 from a local tube wholesaler. Stoked!

Bill

Welcome! Be sure to check out this thread too. Lots of good info:

https://www.head-fi.org/threads/darkvoice-336i-336se-tuberolling-partii.348833/

I have the same question as @cddc on the 5998. I've been looking for one for a while, but everything I've seen so far is more than I want to pay ('cause I'm cheap). :)
 
Mar 11, 2020 at 9:18 PM Post #1,341 of 10,669
Just curious:

How much did you pay for the 5998?

You will hate me. Especially when I post the pictures. And I recieved the original box with details.

5960 - 272 -8552
DAS 900 - 69 - C - 2451
A 3/69
JAN 5998
Wagner Electric Corp T.S Div

$38 plus tax.

I think may have experienced a bit of "beginners luck."

Now I just need the amp to arrive. LOL.

Bill
 

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Mar 11, 2020 at 9:43 PM Post #1,342 of 10,669
You will hate me. Especially when I post the pictures. And I recieved the original box with details.

5960 - 272 -8552
DAS 900 - 69 - C - 2451
A 3/69
JAN 5998
Wagner Electric Corp T.S Div

$38 plus tax.

I think may have experienced a bit of "beginners luck."

Now I just need the amp to arrive. LOL.

Bill

You're right. I hate you. :)

Seriously, nice score! Always fun to find a spectacular deal, and you sure did.
 
Mar 11, 2020 at 9:45 PM Post #1,343 of 10,669
Well, to be exact, the GT one could be Raytheon VT-231, and it looks the same as my VT-231. The GTB one is not likely to be a VT-231, because GTB is a later production.

GTB was introduced in 1954, IIRC.
 
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Mar 11, 2020 at 10:03 PM Post #1,345 of 10,669
You will hate me. Especially when I post the pictures. And I recieved the original box with details.

5960 - 272 -8552
DAS 900 - 69 - C - 2451
A 3/69
JAN 5998
Wagner Electric Corp T.S Div

$38 plus tax.

I think may have experienced a bit of "beginners luck."

Now I just need the amp to arrive. LOL.

Bill

I won't hate you if you could pick up a pair for me as well...I'll pay additional 15% commission BTW....LOL :beyersmile:
 
Mar 11, 2020 at 11:06 PM Post #1,346 of 10,669
I'm a bit confused. My research indicates that code 280 is Raytheon MFG code and those tubes look like Raytheon tubes. 312 is Sylvania MFG code and the mica structure looks unlike any Sylvanias I'm familiar with.


I stand corrected, thanks. I should've checked my own stash first:

Cb4YiTz.jpg
 
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Mar 11, 2020 at 11:08 PM Post #1,347 of 10,669
I won't hate you if you could pick up a pair for me as well...I'll pay additional 15% commission BTW....LOL :beyersmile:

It is possible that I hit on a veritable motherload of vintage tubes.

My impression is there is a deep stock of the sort of items we covet. I'm just building the relationship--met the guy today through a friend's introduction. The guy supplies commercial buyers for industrial uses--not audio enthusiasts, who he seems to think are kooky, annoying and difficult.

But we hit it off and I'm welcome to come back.

He mentioned he has "little demand" for 5998s. Gulp. I know there are more. How many? I do not know. But I don't get the impression that he is in short supply.

After I told him which tube types work in the Darkvoice amp, he rolled off a long list of variants in both the 6SN7 and 6AS7 styles. He seems to have A LOT OF TUBES packed in his warehouse.

As I discover what's there, I will share.

Bill
 
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Mar 12, 2020 at 12:04 PM Post #1,348 of 10,669
Mar 12, 2020 at 12:39 PM Post #1,349 of 10,669
You're right. I hate you. :)

Seriously, nice score! Always fun to find a spectacular deal, and you sure did.
I got two at that price as well but they are already promised.
 
Mar 12, 2020 at 7:53 PM Post #1,350 of 10,669

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