12AT7 variants (All are pairs)
Price includes shipping (US only)
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Mullard Blackburn ECC81 56/57 square getter
$105
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Mullard Mitcham ECC81 1956 square getter
$105
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Heerlen E180CC/7062 1957 PW
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$90
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Valvo Hamburg Pinched Waist 6201 double post O getter 1959 blue labelSOLD
$250