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Svetlana St.Petersburg
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GI-7BT (GI-7B/GI7B,Tropical) Tube. New in Box.
GI-7BT (GI-7B/GI7B,Tropical) Tube. New in Box.
$34.50
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4CX800a/GU-74B (GU74B) Svetlana Tetrode. NOS
[GU74B]
$214.50

4CX800A/GU74B Tube, SVETLANA TRANSMITTING TETRODE




        
0

4CX800A/GU74B NOS Tube.

SVETLANA POWER TRANSMITTING TETRODE

  http://qro-parts.com/images/GU-74B/1019.jpg 
     

   The Svetlana 4CX800A is manufactured in the "Svetlana Electron Devices" (SED) factory in St. Petersburg, Russia. Offered tubes (Soviet marks as GU74B) are made in the USSR at 1980-92 on this Svetlana factory, are full analogue and have the best parameters rather modern Svetlana 4CX800A tubes. These military grade tubes have a chromium plating, steadier than brilliant nickel plated of modern tubes. Have received from a old warehouses. Tubes have been on shelves or in storage and over time may have developed some dents. This minor dents from shelf life does not detract from an item being identified as NOS. 


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Same 4CX800a/GU74B tubes as used in your Alpha, QRO, Emtron, Acom and many other amplifiers. A perfect replacement or project tube for your amplifier. Offered tube are received from warehousing.

This sale is for ONE NEW Old Stock  GU74B/4CX800a Svetlana tube.

   http://qro-parts.com/images/GU-74B/1017.jpg  

Current Reviews: 3
This product was added to our catalog on Thursday 26 July, 2007.
Reviews
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Svetlana St.Petersburg
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4CX800a/GU-74B (GU74B) Svetlana Tetrode. NOS
I recently purchased a 4CX800a tube as a spare for my new Ac ..
5 of 5 Stars!
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gu74b,gu84b,gs35b
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