(!!!) (RCA bronze plates single) 5687 RCA bronze plates low hours/like new 1963 (38/41ma)
$ 39.99
1 low noise tube) 5687 RCA bronze plates low hours/like new 1963
1 section) 38ma Gm=10,700
1 section) 41ma Gm=11,300
Good NOS Ma range 30-35ma
Recommended for
Manley
Modwright
Audio Note
Ray Samuels
Ayon
Kondo
Mastersound
Audio Thrills
Loth
See more: vacuum tube
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 (RCA bronze plates single) 5687 RCA bronze plates low hours/like new 1963 (38/41ma) "Pin It")