[morzh]

Tube radios, besides understanding basic electronics or at least electricity, involves high voltages, of quite lethal magnitudes (200-500 VDC and up to 700V AC), and some other skills (possibly coil rewinding, soldering, handling measurement/alignment equipment. speaking of which - you might need to buy it if not in possession of such), so:
If you are feeling overwhelmed, there are likely people in your area who might be able to help you, possibly for a fee, which could be reasonable.
If however you want to make it a learning project, and it will last awhile - we could try to help you here.