1 low noise tube) JHS-5687WA Sylvania NOS 1960 “”U”” getter gold printing
37.4ma Gm=10,900
36.0ma Gm=10,400
Recommended for
Manley
Modwright
Audio Note
Ray Samuels
Ayon
Kondo
Mastersound
Audio Thrills
Loth
$19.50 $64.99
1 low noise tube) JHS-5687WA Sylvania NOS 1960 “”U”” getter gold printing
37.4ma Gm=10,900
36.0ma Gm=10,400
Manley
Modwright
Audio Note
Ray Samuels
Ayon
Kondo
Mastersound
Audio Thrills
Loth
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