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6 12AX7 various brand TESTED 6 tubes total. Telefunken,Amperex,Philips,GE etc...
$327.8 HKD - 3 bids
New 2x Genalex Gold Lion 12AX7 / ECC83 | Matched Pair / Duet / Two Tubes
$508.11 HKD
2 7025 12AX7 Audio Preamp Tubes
$179.93 HKD
NOS MATCHED PAIR Ei 12AX7 ECC83 (TELEFUNKEN SUBTITUTE) AUDIOPHILE PRE-AMP TUBES
$469.07 HKD
3 marshall 12ax7 ecc83 vacuum tubes lot
$7.74 HKD - 2 bids
5 marshall 12ax7 ecc83 vacuum tubes lot
$21.67 HKD - 2 bids
Pair tesla e83cc 12ax7 vacuum tubes lot
$242.52 HKD - 6 bids
5 marshall 12ax7 ecc83 vacuum tubes lot 2
$242.52 HKD - 8 bids
RCA 12AX7 ECC83 PERFECT BALANCE GREY PLATE  VINTAGE 1961
$148.25 HKD
New 1x Electro Harmonix 12AX7 / ECC83 | One / Single Preamp Tube | EH
$93.02 HKD
10 ge 12ax7 vacuum tubes lot
$398.98 HKD - 15 bids
Pair sylvania 12ax7a ecc83 7025 vacuum tubes lot 1 matched date codes
$82.14 HKD - 3 bids
3 mullard iec multivox 12ax7 ecc83 vacuum tubes lot
$406.8 HKD - 8 bids
Fisher branded telefunken 12ax7 ecc83 vacuum tubes lot
$156.54 HKD - 6 bids
 MULLARD ECC83 / 12AX7,   VINTAGE VALVES  /  TUBES. TEST 100% AS N.O.S. <br/> 100s OF THESE TUBES AVAILABLE.. MATCHED PAIRS OR QUADS.
Buy: $654.85 HKD
RCA Black Plate 12AX7 1950's LOW NOISE
$273.81 HKD
3 amperex 12ax7 ecc83 7025 vacuum tubes lot
$191.67 HKD - 10 bids
(2) Telefunken 12AX7/ECC83/CV4004/5751 ~ Smooth Plate Tubes ~ MATCHED PAIR!
Buy: $1095.15 HKD
Amperex / Holland 12AX7 Tube Very Strong Test New Vintage 1962
$312.92 HKD
Vintage Raytheon 12AX7A PLATINUM GRADE Black Plate Tubes Matched Pair ECC83 5751
Buy: $429.88 HKD
NOS NIB GE 5751 12AX7 MATCHED PAIR TUBES - SAME DATE CODE 3% MATCHED
Buy: $696.25 HKD
Telefunken ECC83 ( 12AX7 ), Diamond <> , smooth plate
Buy: $550.26 HKD
Lot of 7 12ax7 ecc83 international service master vacuum tubes lot
$242.52 HKD - 6 bids
8 sylvania 12ax7a ecc83 7025 vacuum tubes lot
$312.92 HKD - 11 bids
Early long plate amperex 12ax7 ecc83 vacuum tube
$212.01 HKD - 9 bids
3 Mullard BEL India 6681 12AX7 TEST SLIGHTLY LOW
$312.92 HKD
12AX7A RCA Short Gray Plate Top O Get Vacuum Tube Tested 100/100%
$101.31 HKD
Vintage Mullard Blackburn 12AX7 / ECC83 Copper Post Vacuum Tube
$265.98 HKD
"Telefunken/Fisher" 12AX7 Tube, Long Smooth Plates & Round Getter ...TV-7 Tested
$82.06 HKD - 5 bids
RCA 12AX7 Vintage 1958 Tube Long Black Plates Bent Square Getter Tests Strong!
$195.58 HKD
Telefunken Smooth Plate 12AX7 ECC83 Amplitrex Tested Strong! 100% / 100% GM!
Buy: $371.6 HKD
6 12ax7 7025 ge vacuum tubes lot
$234.69 HKD - 9 bids
Amperex 12AX7 / ECC83 Vintage 1968 Tube Gray Plate Round Getter (Test 123%) <br/> 180+ premium tube auctions ending 8/19... no reserve!
$107.88 HKD - 14 bids
NIB new Sovtek 12AX7LPS / 7025 / ECC83 vacuum tubes $10.50 each
$82.14 HKD
8 Phillips jan 12ax7wa ecg vacuum tubes lot
$278.11 HKD - 7 bids
Brimar 12ax7 ecc83 vacuum tube test good
$105.61 HKD - 10 bids
Lot of 4 telefunken 12ax7 ecc83 vacuum tubes lot
$696.25 HKD - 14 bids
4 rca 12ax7a vacuum tubes lot
$74.32 HKD - 4 bids
Strong Eico Mullard  12ax7 Ecc83 Vacuum Tube "161 BOC"
$391.08 HKD
2 rca 7025 industrial 12ax7a vacuum tubes lot
$89.89 HKD - 5 bids
Huge lot 30 rca 12ax7a ecc83 vacuum tubes lot
$1967.5 HKD - 21 bids
RCA 12AX7A Vintage Vacuum Tube Pair Short Gray Plts Round Getter NOS (Test 100%) <br/> 180+ premium tube auctions ending 8/19... no reserve!
$234.69 HKD - 12 bids
Pair of amperex bugle boy ecc83 12ax7 vacuum tubes lot
$183.84 HKD - 11 bids
VINTAGE BALDWIN RAYTHEON 12AX7A O-GETTER VACUUM TUBE USA TEST VERY STRONG
$281.55 HKD
Mullard 12AX7/ECC83 Long Plate O-Getter Tube England 1959 Strong
Buy: $782.23 HKD
1 NOS GE 5751 ( military version 12AX7 ) Black Plate Triple Mica Tube USA
Buy: $312.92 HKD
pair: 2 x Valvo  ECC83 , ECC 83 ( 12AX7 ) ,  I65 - Δ2I1 / Δ2I3
Buy: $642.12 HKD
12AX7 ECC83 Amperex tube Herleen, Holland 1959, good early tube, #378
Buy: $383.33 HKD
<> 1 vintage Telefunken smooth plate 12ax7 ecc83 tube -tested- <>
$242.52 HKD - 8 bids
NOS / NIB Mullard ECC83 / 12AX7 Tube Branded For Telefunken 1967 Date
$625.77 HKD
MATCHED PAIR OF RFT GERMANY MADE 12AX7 ECC83 VACUUM TUBES NOS NIB
$469.31 HKD
Mullard (GE) 12AX7 I63 Vintage Tube Pair Short Plates Round Getter (Test 92%) <br/> 180+ premium tube auctions ending 8/19... no reserve!
$287.81 HKD - 5 bids
2 Bogen Mullard ECC83 12AX7 tubes B6K4 f92 B9D used tested
$508.11 HKD
JJ 12AX7/ECC83 VACUUM TUBES
$84.1 HKD
 NEW-Reissue-Mullard-12AX7-ECC83-pre-amp-vacuum-tubes $15 each
$117.35 HKD
Matched Pair Tung-Sol 12AX7 / ECC83 pre-amp tubes,Reissue, Brand NEW
$240.25 HKD
2 Matched Vintage Mullard 12AX7 Tubes Long Ribbed Plates Halo Blackburn 1958
$1564.54 HKD
12AX7  vintage radio valve
$25.21 HKD
Matched Pair GE 12AX7A Audio Preamp Tubes
$179.93 HKD
Huge lot 32 rca 7025 industrial 12ax7 vacuum tubes lot
$1936.99 HKD - 20 bids
12Ax7 Sylvania
$78.23 HKD - 1 bid
TELEFUNKEN ECC83 12AX7 RIBBED PLATE <> 1950'S
$312.92 HKD
Brand New Gain Matched Trio (3) Mullard Reissue 12AX7 LONG PLATE Vacuum Tubes
$413.84 HKD
1 x NOS Raytheon 12AX7 A ECC83 Tube. Halo Getter, Gray Plates Maxi-Preamp [B3]
$195.19 HKD
New 4x Mullard 12AX7 / ECC83 | Matched Quad / Quartet / Four Tubes | Free Ship
$564.83 HKD
2 GE Long Gray Plate FAT D Getter 12AX7 / ECC83 Tubes
$175.94 HKD
1 NOS Amperex Bugle Boy 12AX7 ECC83 Rare Foil Getter Tube Holland MC5 Code
$1251.3 HKD
Mesa boogie 12AX7  (paire)
$293.96 HKD
pair: 2 x Valvo  ECC83 , ECC 83 ( 12AX7 ) I65 - Δ3E3
Buy: $642.12 HKD
AEG ECC83 / 12AX7 Röhre NOS Tubeamp Preamplifier tube
$450.13 HKD
RCA 12AX7 ECC83 Tube Amp Amplifier Preamplifier Trio
$312.53 HKD
12AX7 CV4004 ECC83 LANGREX PREMIUM VALVE/TUBE
Buy: $115.95 HKD
2 1962 Sylvania 12AX7A Audio Preamp Tubes
$140.82 HKD - 1 bid
EI Yugoslavia 12AX7 for Marshall, tests very strong
$106.32 HKD
2 Matched Raytheon Lowrey 12AX7A Tubes USA 1962
$344.22 HKD
MULLARD REISSUE 12AX7/ECC83  VACUUM TUBE   (TESTED)
$131.04 HKD
 MULLARD ECC83 /  12AX7,   VINTAGE VALVES  /  TUBES.  TESTED GOOD.
Buy: $402.79 HKD
2 Raytheon 12AX7A Audio Preamp Tubes
$140.82 HKD
4 Various Label Mullard 12AX7 ECC83 Tube Amp Amplifier Preamplifier
$703.69 HKD
Genalex Gold Lion 12AX7/ECC83/B759 tubes, Standard Pins, Brand New !
$165.85 HKD
Svetlana 12AX7/ECC83 preamp tubes/valves, NEW !!!
$102.33 HKD
EI ECC83 YUGOSLAVIA 12AX7 PERFECT MATCH PAIR W/ TELEFUNKEN SMOOTH PLATE NOS
$570.69 HKD
AMPEREX Bugle Boy ECC83 12AX7 Heerlen Holland Test NOS I63 <0D
$508.5 HKD
1 x 12ax7 Valvo Tube *LongGrey Plates *Foil D Getter*MC0*Strong & Balanced*
$1048.21 HKD
2 NOS Amperex 12AX7A ECC83 1960's Tubes Holland
$1134.35 HKD
4 x  12ax7 Sylvania - Baldwin Tubes * Long Grey Plates *O getter*Match*
$625.77 HKD
Vintage Mullard 12AX7 Shield Tube Long Ribbed Gray Plate Square Getter Test Good
$938.69 HKD
2 x 12ax7 RCA Tubes  *D - Getter*Matching Codes*1958*Matched Pair*
Buy: $484.95 HKD
2 RCA 12AX7 LONG PLATE VACUUM TUBES #2
$297.28 HKD
Matched Pair ECC83  12AX7 New Valve Tubes Gold Class Made By Shuguang China
$252.06 HKD
AMPEREX TYPE 5751 INDUSTRIAL TYPE 12AX7 BALANCED VACUUM TUBE NOS NIB
$234.61 HKD
2 RAYTHEON 12AX7A VACUUM TUBES
$250.34 HKD
Balanced Amperex 12ax7 Ecc83 Vacuum Tube Electronics for Medicine Halo
$492.78 HKD
Pair of Matched NOS Smooth Plate Telefunken 12AX7/ECC83 w/boxes
$1564.61 HKD
3 Phillips 12ax7 7025 vacuum tubes lot
$43.03 HKD - 4 bids
one pair ECC83 12AX7 Philips from Holland delta code same code NOS & NIB on U61C
Buy: $1093.16 HKD
Raytheon 12AX7 tests, sounds excellent, good labelling
Buy: $78.15 HKD
ECC83 12AX7 MULLARD HALO GETTER B9F
Buy: $504.02 HKD
8 tung sol 12ax7 vacuum tubes lot
$156.38 HKD - 13 bids
TUN-SOL REISSUE 12AX7/ECC83  VACUUM TUBE   (tungsol)
$113.43 HKD