[Tube-Swap] Few Russian tubes for sale

[R.Vaicius@omnitel.net]

Hello there,

I have few Russian tubes for sale:

Few GU-47B - tetrode is used as a power amplifier at frequencies up to 70 
MHz, up to 4KW output.
General info:
Cathode: directly heated, carbonized thoriated tungsten
Envelope: glass-to-metal, with ring leads of cathode
and grids
Envelope: forced air.
Height: at most 260 mm.
Diameter: at most 124 mm.
Mass: at most 2 kg 
Price - 85USD + shipping

One GU-36B-1 - power tetrode is used for wide-band power amplification at 
frequencies up to 250 MHz in stationary general purpose RF equipment.
Output power up to 15KW!!!
General info:
Cathode: directly heated, carbonized thoriated tungsten.
Envelope: metal-ceramic with ring leads.
Cooling: forced air.
Height: at most 300 mm.
Diameter: at most 184 mm.
Mass: at most 11 kg. 
Tube is NOS, surplus from equipment, warranty on no DOA.
Price - 350USD + shipping.

Thanks for reading.

Best regards,

Remi LY2MW
ly2mw@ot.lt