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TUNGSRAM ECC83 12AX7 VINTAGE TUBE VALVE  RARE
$75.47 HKD - 8 bids
 MATCHED PAIR BRIMAR 12AX7 ECC83 CV492 LONG BLACK PLATE  1953 SQUARE GETTER
$1660.27 HKD - 26 bids
Vintage Mullard IEC12AX7/ECC83 Tube B6H1 (GT Britain) Test Good
$77.78 HKD - 1 bid
Vintage Amperex Orange Globe 12AX7/ECC83 Tube 74-17 (USA) Tested good
$77.78 HKD - 1 bid
TELEFUNKEN ECC 83 / 12AX7 TUBE
$381.1 HKD - 22 bids
Matched Pair 1964 Telefunken Smooth 12AX7 ECC83 Audio Preamp Tubes
$622.2 HKD
12AX7, ECC83 valve/tube by BRIMAR. LONG BLACK PLATES. Tests VERY GOOD.
$179.91 HKD - 4 bids
Lot of 4 12AX7 Vintage Vacuum Tubes RCA 12AX7
$202.22 HKD - 3 bids
TELEFUNKEN 12AX7 / ECC83 VACUUM TUBES   ( PAIR )
$404.43 HKD - 8 bids
Vintage Tungsram 12AX7/ECC83 Preamp Tube (Hungary) Tested Very Strong
$124.83 HKD - 4 bids
Vintage Telefunken 12AX7 ECC83 Tube tested strong and balanced Smooth Plates
$373.25 HKD
Vintage QTY 3- RAYTHEON 12AX7/ECC83 Preamp Tubes (Holland) Tested Good
$85.55 HKD - 2 bids
3 X ZAERIX ECC83/12AX7 GERMAN MADE -TESTED
$56.35 HKD - 7 bids
2) - ECC83 / 12AX7 TELEFUNKEN - Smooth Plate tubes - Matched
$699.98 HKD
 MULLARD ECC83 / 12AX7,   VINTAGE VALVES  /  TUBES. TEST 100% AS N.O.S. <br/> 100s OF THESE TUBES AVAILABLE.. MATCHED PAIRS OR QUADS.
Buy: $502.61 HKD
PAIR OF MULLARD 12AX7 ECC83 I63 B1B4 MATCHING BLACKBURN  UK TUBE VALVE TESTED
$432.68 HKD - 20 bids
Vintage Mullard 12AX7/ECC83 (Britain) Tube Test Good
$184.33 HKD - 4 bids
Matched Pair, Rad-Tel 12AX7 Tubes, Greyplate, Tested on 539C
$178.81 HKD
Mullard 12AX7 ecc83 - Vintage Tube
$202.22 HKD - 10 bids
Vintage Raytheon 12AX7A PLATINUM GRADE Black Plate Tubes Matched Pair ECC83 5751
Buy: $466.26 HKD
Vintage Mullard IEC12AX7/ECC83 Tube B5D2 (GT Britain) Test strong
$81.66 HKD - 2 bids
New 3x Mullard 12AX7 / ECC83 | Matched Trio / Set / Three Tubes | Free Ship
$427.38 HKD
Pair CONN 12AX7 ECC83 15mm Audio Tubes - Tested Strong
Buy: $108.89 HKD
Pair of Vintage GE 1963 Long Grey Plate (17mm) 12AX7/ECC83 pre-amp tubes
$272.21 HKD
Matched Pair TELEFUNKEN ECC83 12AX7    Smooth Plate Calibrated TV-7D/U Tested
Buy: $991.64 HKD
RCA 12AX7 Vintage 1959 Tube Long Gray Plates Bent Square Getter Tests New!
$272.21 HKD
Vintage Pair Magnavox 12AX7/ECC83 Preamp Tube (Made in USA) Tested Good
$77.78 HKD - 1 bid
1963 Vintage I61 Mullard Blackburn 12ax7 ECC83 Vacuum tube Tested Guaranteed!
$380.17 HKD
Unknown 12AX7 Vintage Tube Trio Black Plates Square Getter Foil Strip (Test 88%)
Buy: $583.32 HKD
2 RCA 12AX7A ECC83 amplifier tubes.  TV-7 test super strong.
$77.7 HKD
MAZDA CHROME PLATE 12AX7A ECC83 12AX7 LOW-NOISE AUDIO PRE-AMP TUBE FRANCE A200
$544.04 HKD
Raytheon 12AX7 ECC83 Guitar Amp Tubes - Matched Pair, Test NOS, Matched Codes
Buy: $404.43 HKD
Pair, Sylvania 12AX7/ECC83 Radio/Audio Amplifier Tubes, Black Plates
$149.72 HKD - 4 bids
GE 12AX7'ECC83 Tube Untested sold As-Is
$97.22 HKD
One NOS RCA 12ax7 Long Black Plate #D14
Buy: $272.21 HKD
Vintage Mullard IEC12AX7/ECC83 Tube B6H1 (GT Britain) Test strong
$120.55 HKD - 8 bids
12ax7s ef800 e88c e83f 12at7wc cv1862 telefunken
Buy: $12703.98 HKD
Mullard 12ax7 vintage tube tests Good and balanced Long Plate Halo Getter 1967
$233.33 HKD
Matched Pair Mullard 12AX7 Tubes 1960s Tested Good Long Ribbed Gray Plates Halo
$1166.56 HKD
5 vntg 12AX7 / ECC83 Mullard Blackburn Tubes TV7 & Preamp Tested Hi-Fi Tube lot
$359.09 HKD - 7 bids
GROUP of FIVE  Motorola 12AX7A NOS gray plate halo getter tubes.
$777.68 HKD
Quad of Telefunken 12AX7 Long Ribbed Plate Tubes, TV-7D/U Tested Strong!
$1166.56 HKD
RCA 12AX7A Vintage 1960 Tube Short Gray Plates Halo Getter Tests New!
$171.11 HKD
12AX7A ECC83 7025 12AX7 MULLARD AMPLITREX DIGTL TESTED LOW-NOISE TUBE 1960s
$524.99 HKD
Matched Pair Raytheon 12AX7 Long Black Plate Tubes 1959 Tested Good
$388.8 HKD
NOS MATCHED PAIR Ei 12AX7 ECC83 (TELEFUNKEN SUBTITUTE) AUDIOPHILE PRE-AMP TUBES
$466.34 HKD
4 RCA and 2 GE 5751 / 12AX7 Short Black Plate
$482.21 HKD - 14 bids
Vintage Westinghouse 12AX7 Single Vacuum Tube - Clean & Tested
$77.39 HKD
3 NOS NIB GE 5751 12AX7 Vacuum Tubes, Date Matched Plus 1 more
$287.69 HKD - 14 bids
6 Telefunken 12AX7 ECC83 smooth plate tubes test strong matched tube amplifier
$1586.62 HKD - 24 bids
2 GE 12AX7 LONG PLATE VACUUM TUBES #2
$233.33 HKD
2 Sylvania ECC83 12AX7A Long Gray Plate Amplifier tubes. TV-7 test @ NOS specs.
$77.7 HKD
3 Telefunken ECC83 12AX7 Tubes Tested 5 DAYS ONLY
$451.1 HKD - 13 bids
RARE 'TESTS NOS' VERY STRONG GE 12AX7WA ECC83 12AX7 AUDIO TUBE PREMIUM QUALITY
$287.38 HKD
(2) Telefunken 12AX7 ECC83 CV4004 5751 ~ Smooth Plate Tubes ~ MATCHED PAIR!
$451.1 HKD - 19 bids
Pair of Tung Sol 12AX7 Tubes - Square Getter - Hickok Tested
$217.77 HKD
2 TUNG SOL 12AX7 VACUUM TUBES
$373.32 HKD
RCA 12AX7 PERFECT MATCH PAIR SHORT PLATE HALO GETR ECC83 TEST NOS
$404.04 HKD
TELEFUNKEN 12AX7 ECC83 SMOOTH PLATE PRE-AMP AUDIO TUBE TESTED A172
$295.16 HKD
1 Vintage 1962 Philips Miniwatt 12AX7 ECC83 Vacuum Tube Tested Guaranteed!
$302.39 HKD
NOS RCA 12AX7A 7025 ECC83 12AX7 USA TUBE CREAM OF THE CROP HIGHEST EMISSIONS!
$855.3 HKD
Amperex Bugle Boy 12AX7 ECC83 Vacuum Tube "I65" Strong & Balanced Results 1405|1
$342.13 HKD
Electro-Harmonix 12AX7 / ECC83 Preamp Vacuum Tube
$92.94 HKD
Mullard 12AX7 / ECC83 Vintage 1958 Tube F91 Gray Plate Round Getter (Test 100%)
Buy: $777.76 HKD
2 x 12ax7 RCA Tubes*Black Plates *D getter*Strong & Balanced Matched Pair*#2
$614.35 HKD
3x NEW JJ Tesla 12AX7 ECC83 ECC83S Vacuum Tube, Matched Trio TESTED
$240.09 HKD
New 4x Mullard 12AX7 / ECC83 | Matched Quad / Quartet / Four Tubes | Free Ship
$561.54 HKD
Sylvania 12AX7 1-Tube USED USA 2-Hole Black Plates Top Elogated Square Getter
$166.13 HKD
Vintage RCA 12AX7 1950s Long Black Plate Tube tested Great Guaranteed
$264.36 HKD
1 x 12ax7/ECC83 IE-Marshall Tube *Smooth Grey Plates*Strong & Balanced*
$287.69 HKD
Genalex Gold Lion GOLD PIN 12AX7/ECC83/B759 tubes, Brand New $26.99 each!
$209.92 HKD
NIB NOS Raytheon 12AX7A Long Black Plates ECC83 12AX7
Buy: $264.44 HKD
NOS NIB Date Matched Pair Raytheon US 12BZ7 [12AX7 Sub] Black Plate Vacuum Tubes
$391.68 HKD
JJ Gold Pin preamp tubes,ECC803S, long plates 12AX7, BRAND NEW, Matched Pair
$414.54 HKD
Pair of Raytheon 12AX7 ECC83 Long Gray Plate Square Getter Vacuum Tubes
$622.2 HKD
3 Tung Sol Reissue 12AX7 Vacuum Tubes Tested Good On Calibrated Hickok
$310.71 HKD
(2) Telefunken 12AX7/ECC83/CV4004/5751 ~ Smooth Plate Tubes ~ MATCHED PAIR!
Buy: $1088.78 HKD
Vintage Pair Amperex Orange Globe 12AX7/ECC83 Tube 7-51 (Germany) Tested good
$81.66 HKD - 2 bids
Vintage Telefunken Smooth Plate Pair 12AX7/ECC83 Tubes (West Germany) Test Good
$256.66 HKD - 13 bids
Vintage Qty-3 Sears Silvertone 12AX7/ECC83 Preamp Tube (Made in USA) Strong Test
$81.66 HKD - 2 bids
Vintage Motorola 12AX7/ECC83 Preamp Tube (Made in USA) Tested Good
$77.78 HKD - 1 bid
Vintage Raytheon 12AX7A PLATINUM PLUS GRADE Black Plate Tubes Matched Pair ECC83
Buy: $544.04 HKD
2-Sylvania JHS 12AX7 ECC83 military grade amplifier tubes.TV-7 test super strong
$97.22 HKD - 5 bids
2 Röhren / tubes ECC83 TELEFUNKEN    smooth plates,  identical patch, 12AX7
Buy: $1007.86 HKD
Vintage RCA 12AX7/ECC83 Preamp Tube 3-35 (Made In USA) Tested Good
$77.78 HKD - 1 bid
MATCHED PAIR MULLARD 12AX7 / ECC83  MC1 17MM 1957 BRITISH MADE TUBES * EXCELLENT
$3888.7 HKD
NIB new Svetlana 12AX7 vacuum tubes $11.50 each internally balanced matched
$89.44 HKD
2 Telefunken Smooth long 20mm Plate 12AX7 ECC83 Vacuum Tubes Tested Guaranteed!
$924.6 HKD
Mullard Blackburn 12AX7a 12AX7 ECC83 Electronic Vacuum Tube Valve Tested
$272.21 HKD
PAIR Amperex Bugle Boy Treble Clef ECC83 12AX7 Made In Holland
Buy: $1106.84 HKD
5751 JAN PHILIPS ECG ECC83 12AX7 NEW OLD STOCK TUBE VALVE 1 PC
$266.65 HKD
Matched Pair RCA 12AX7 ECC83 Black Plates Vacuum Tubes Strong & Balanced 1300/
$731.01 HKD
NOS Sylvania 12AX7 Longplate Tests Super Strong on Richter Scale
Buy: $194.36 HKD
Vintage Mullard IEC12AX7/ECC83 Tube B6H1 (GT Britain) Tested Good
$81.66 HKD - 2 bids
New Gain Matched Quintet (5) JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes
$361.27 HKD
Unknown 12AX7 Vintage Tube Long Black Plates Square Getter (Test 76%)
Buy: $155.55 HKD
12AX7 CV4004 ECC83 LANGREX PREMIUM VALVE/TUBE
Buy: $115.72 HKD
GE 12AX7a 12AX7 Electronic Vacuum Tube Valve Tested Used
$70.0 HKD
Toshiba 12AX7A Vintage Tube Trio Short Gray Plates Round Getter (Test 68%)
Buy: $209.99 HKD
RCA 12AX7A Vintage Tube Pair Short Gray Plates Round Getter (Test 74%)
Buy: $223.99 HKD