Rare MULLARD Blackburn Great-Britain12ax7 ECC83 I61 same dates codesRare MULLARD Blackburn Great-Britain 12ax7 ECC83 I61 same dates codes strong matched tube quadHere is a rare Mullard 12ax7 matched quad. test very strong, TV7 test 42/42, 40/42, 42/44; 42/42 were 32/32 is good or 65%. They are closely matched and have same dates codes. USA registered shipp...150.00

Rare MULLARD Blackburn Great-Britain 12ax7 ECC83 I61 same dates codes strong matched tube quad [Expired]


no longer for sale

Here is a rare Mullard 12ax7 matched quad. test very strong, TV7 test 42/42, 40/42, 42/44; 42/42 were 32/32 is good or 65%. They are closely matched and have same dates codes. USA registered shipping is 20$, worlwide unregistered is 20$
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therealgreatgreatseller 

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