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Need help Identifying 2 Tubes

70.184.213.203

Posted on April 21, 2017 at 09:53:36
Lee of Omaha
Dealer

Posts: 1800
Location: Omaha NE
Joined: September 8, 2006









See photos.

One tube is a 6550 that tests NOS, but has no markings. The base is a bit coppery colored, not silver. EH? Chinese?

The other tube is a pull from a Saba radio chassis. The chassis has no model marking or tube chart. I've never seen this base before.

Anyone have any idea, especially on the weird Saba tube?

 

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RE: Need help Identifying 2 Tubes, posted on April 21, 2017 at 12:11:11
6bq5
Audiophile

Posts: 4384
Location: SF Bay
Joined: August 16, 2001
the 6550 looks to be Chinese -
can't help w/ the other...
Happy Listening

 

RE: Definitely Chinese 6550, posted on April 21, 2017 at 15:01:27
DAK
Audiophile

Posts: 2712
Location: PACIFIC
Joined: August 8, 2010
A nicely made tube, and the color of the base metal is one of the tell tale signs.

 

RE: Need help Identifying 2 Tubes, posted on April 22, 2017 at 22:46:32
h00hbt
Audiophile

Posts: 495
Location: Sweet spot
Joined: July 8, 2007
Hi

The gray tube could be a German EL12 tube.


 

RE: Need help Identifying 2 Tubes, posted on April 23, 2017 at 01:40:57
Nunki
Audiophile

Posts: 644
Joined: November 27, 2010
EL12 should wear a stamp on top of the bulb or on the side.


 

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