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Matched Pair GE JAN 5751/12ax7/ECC83 Gray Plates Thick Mica tubes - 1987
$59.99$4.31 shippingMatched Pair GE JAN 5751/12ax7/ECC83 Gray Plates Thick Mica tubes - 1987
$59.99$4.31 shippingMatched Pair GE JAN 5751/12ax7/ECC83 Gray Plates Thick Mica tubes - 1987
$59.99$4.31 shippingMatched Pair (2) RCA 12ax7/ECC83 LONG plates tubes - Test NOS
$64.99$4.31 shippingSelectron/Raytheon 12ax7/ECC83 LONG plates tube O-getter - Test NOS
$27.99$4.31 shippingFender/GE 7025/12ax7/ECC83 gray plates tube O-getter - 1983 - Test NOS
$29.99$4.31 shippingMatched Pair Sylvania 12ax7/ECC83 LONG plates tubes O-getter - Test NOS
$34.99$4.31 shippingRARE Sylvania JHS 12ax7/ECC83 Long plates tube O-getter - Test NOS
$27.99$4.31 shippingMatched Pair Amperex ECC83/12AX7 O-getter tubes - Test NOS
$119.99$4.31 shippingAmperex 12ax7/ECC83 tube O-getter - 1967 - Test NOS
$44.99$4.31 shippingEi 12ax7/ECC83 Smooth plates tube - Yugoslavia - Test NOS
$44.99$4.31 shippingEi 12ax7/ECC83 Smooth plates tube - Yugoslavia - Test NOS
$39.99$4.31 shippingRARE Matched Pair Siemens 12ax7/ECC83 short plates tubes - Germany - Test NOS
$119.99$4.31 shippingULTRA RARE Matched Pair Mullard 12ax7/ECC83 Long Plates tubes O-getter - 1959
$319.99$9.80 shippingULTRA RARE Matched Pair Mullard 12ax7/ECC83 Long Plates tubes O-getter - 1958-59
$359.99$9.80 shippingULTRA RARE Matched Pair Mullard 12ax7/ECC83 Long Plates tubes []-getter 1957
$389.99$9.80 shippingPLATINUM Matched Quad (4) Genalex Gold Lion KT88/6550 tubes - Russia
$188.24$9.76 shipping5 watchingRARE RCA 5751/12ax7/ECC83 Black Plates Triple Mica tube - 1950s - Very Strong
$54.99$4.31 shippingRARE Matched Pair RCA 5751/12ax7/ECC83 Black Plates Triple Mica tubes - Test NOS
$119.99$4.31 shippingRARE Matched Pair RCA 5751/12ax7/ECC83 Black Plates Triple Mica tubes - Test NOS
$119.99$4.31 shippingRARE Sylvania 5751/12ax7/ECC83 Black Plates Triple Mica tube - Very Strong
$79.99$4.31 shippingRARE GE JG-5751/12ax7/ECC83 Black Plates Triple Mica tube - Very Strong
$44.99$4.31 shippingULTRA RARE Raytheon 5751/12ax7/ECC83 Windmill getter tube - Test NOS
$109.99$8.80 shippingGE NOS/NIB 6681/12ax7/ECC83 short plates tube - Test NOS
$29.99$4.31 shippingRARE Sylvania Gold Brand GB-6201/12AT7 tube Black Plates Gold Pins - Test NOS
$39.99$4.31 shippingRARE Sylvania Gold Brand 6201/12AT7 tube Gray Plates Gold Pins
$36.99$4.31 shippingRARE Telefunken ECC81/12AT7 tube O-getter - Germany Diamond - Tests NOS
$54.99$4.31 shippingRARE Telefunken ECC81/12AT7 tube O-getter - Germany Diamond - Tests NOS
$49.99$4.31 shippingRARE Matched Pair Amperex "Electronics for Medicine" 12ax7/ECC83 tubes
$189.99$8.80 shippingRARE Amperex "Electronics for Medicine" 12ax7/ECC83 tube - Tests NOS
$89.99$4.31 shippingRARE Amperex "Electronics for Medicine" 12ax7/ECC83 tube - Tests NOS
$99.99$4.31 shippingTung-Sol 12ax7/ECC83 LONG plates tube O-getter - Very Strong
$22.99$4.31 shippingTung-Sol 12ax7/ECC83 LONG plates tube O-getter - Test NOS
$24.99$4.31 shippingTung-Sol 12ax7/ECC83 LONG plates tube Dimpled-getter - Test NOS
$26.99$4.31 shippingMatched Pair Tung-Sol 12ax7/ECC83 LONG plates tubes Dimpled-getter - Test NOS
$59.99$4.31 shippingMatched Pair Tung-Sol 12ax7/ECC83 LONG plates tubes bent []-getter - Test NOS
$59.99$4.31 shippingMatched Pair Baldwin/Raytheon 12ax7/ECC83 LONG plates tubes O-getter - Test NOS
$59.99$4.31 shippingMullard EL34/6CA7 tube - Blackurn - Test NOS
$89.99$5.08 shippingMatsushita EL34/6CA7 tube - Japan - Test NOS
$69.99$5.08 shippingMatsushita EL34/6CA7 tube - Japan - Test NOS
$59.99$5.08 shippingRARE Matched Pair RCA 6L6GC BLACK plates tubes - 1969 Holly Grail - Very Strong
$129.99$8.80 shippingRARE RCA 6L6GC BLACK plates tube - Holly Grail - Very Strong
$69.99$5.08 shippingRARE Matched Pair Mullard EL37 BLACK plate tubes - England 1960 - Very Strong
$419.99$9.80 shippingRARE Pair Genalex KT88 BLACK plate tubes - England - Test NOS
$402.99$9.80 shippingRARE Matched Pair Genalex KT88 BLACK plate tubes - England - Test NOS
$449.99$9.80 shippingRARE Matched Pair Genalex KT88 BLACK plate tubes - England - Test NOS
$474.99$9.80 shippingRARE Matched Pair Genalex KT88 BLACK plate tubes - England - Very Strong
$427.99$9.80 shippingRARE Genalex Gold Lion KT88 tube Triple getter Black Plate - England
$179.99$8.80 shipping
![ULTRA RARE Matched Pair Mullard 12ax7/ECC83 Long Plates tubes []-getter 1957](https://i.ebayimg.com/thumbs/images/g/W5AAAOSwo2BgCqcN/s-l300.jpg)
![Matched Pair Tung-Sol 12ax7/ECC83 LONG plates tubes bent []-getter - Test NOS](https://i.ebayimg.com/thumbs/images/g/-wgAAOSwippgB2YN/s-l300.jpg)
