Rare!!! Gu-5a ( Gu-5a ) Vintage Russian Triode Tube. Nos. Lot Of 1

US $50.00

  • Odessa, Ukraine , Ukraine
  • Jun 9th
Vintage Russian tube GU5A (GU-5A) Triode High quality made for the military equipment. Lot of 1 Made in USSR (1990 year) Military equipment   Vintage Russian original tetrode tubes GU5A (GU-5A).   This never been used, from the old stock. Name GU-5A Type triode Cathode type tugsten,carbidized,direct heating Application field power amplification up to 3,5kW and 110MHz in special equipment Brief application Amplification, RF heating Envelope glass to metall Cooling method forced water Dimensions 210mmx100mm Mass 1 kg Filament voltage 12.6 V Filament current 20 - 27 A Mutual conductance 12 to 18 mA/V Gain coefficient 60 to 85 Output power 3.5 kW Maximum anode voltage 5kV Maximum operating frequency 110MHz     (You buy what you see at the foto).   Collect more items and save on shipping!   Weight of tube  is about ~1.0 kg so it makes shipping cost high.   We do not (!) combine the glass items!   Shipping: Buyer pays fixed $30.00 Shipping & Handing costs for any country. This item will be shipped to you from Europe (Ukraine) through registered air mail with number of tracking immediately after payment is fully received and will be arriving within 1-3 weeks to your destination. Payment: I accept Visa/MasterCards/EuroCards via PayPal, and Personal Checks.
Condition:
New other (see details): A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second or a new, unused item with defects. See the seller’s listing for full details and description of any imperfections. ...
Brand unknown
MPN unknown
Model unknown
Country/Region of Manufacture Russian Federation
UPC Does not apply

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