(!!!) (BEST SINGLE) 83 National Union 1950 era (62/40 and 64/40)
$ 49.99
83 National Union NOS 1950 era - same build as RCA
62/40
64/40
strong single
See more: vacuum tube
83 National Union NOS 1950 era - same build as RCA
62/40
64/40
strong single