[Amps] rebuilding glass tubes

[Vic Rosenthal]

R.Measures wrote:
> ?  Econco reportedly tried rebuilding 4-1000As but it proved to 
> economically unfeasible.  The advantage of ceramic-metal tubes is that 
> they are literally silver-soldered together, so they may - if required - 
> be disassembled, repaired, and re-soldered.  However, most worn out 
> ceramic-metal tubes only need to be re-carburized with acetylene gas and 
> re-pumped to restore full function for c. another 20k hours of operation.

Can the 3CX800A7 be rebuilt?  I am happy with my Alpha 86, but the 
thought of eventually needing to replace the tubes at current prices is 
scary.

-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco