MATCHED PAIR 6N8S (6Н8С 6SN7 6SN7GT) FOTON. RARE BOXED TUBES / VALVES / RÖHRE, NOS

 
These tubes are interchangeable with tubes 6N8S, 6H8C, 6SN7GT, 6N8P
Old stock "Novosibirsk" factory.
 Tubes have "OTK" and <> markings on them. Come in factory boxes.

The tubes were tested and fully working.
Tested parameters: Uf=6.3 V; Ug1=-8V; Ua=250 V.

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 Other tubes 6N8S in store:

MELZ. MATCHED PAIR 6N8S

https://www.ebay.com/itm/285682776617 

PAIR 1950's. MILITARY OTK.

https://www.ebay.com/itm/285865687236 

PAIR 1950's.

https://www.ebay.com/itm/285882751091 

PAIR 1960's MILITARY OTK.

https://www.ebay.com/itm/285271265107

PAIR 1960's.

https://www.ebay.com/itm/285882739178

Boxed Tube.

https://www.ebay.com/itm/285271394788

Cheep tubes, Bakelite base:

https://www.ebay.com/itm/285698701369

Used:

https://www.ebay.com/itm/284603412778

https://www.ebay.com/itm/285590986294

https://www.ebay.com/itm/285680709659


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