B9D valve bases, 9 pin

 

9 pin, magnoval, B9D valves bases. Valves bases used by PL519, 6CJ3, EL504, EL509, EL502, 6LQ6, 7868...

 

A less common type of valve base, magnoval bases fit valves such as the PL519, 6CJ3, EL504, EL509, EL502, 6LQ6, 7868... A larger base than the B9A,…
A less common type of valve base, magnoval bases fit valves such as the PL519,6CJ3, EL504, EL509, EL502, 6LQ6, 7868... A larger base than the B9A,…

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