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BRIMAR ECC83 12AX7 VALVES MATCHED PAIR TUBES
$264.41 HKD - 11 bids
Pinnacle ECC83, 12AX7
$111.87 HKD
2 Mullard/ Fisher 12AX7/ECC83 1964 Production Blackburn Plant
$152.87 HKD - 4 bids
4 Telefunken 12AX7/ECC83 Tubes (Germany with <>)
$1524.75 HKD - 17 bids
Huge Lot of 13 12AX7A/WA/7025/ECC83 Long Plate/Black Plate  Tubes ~ Tested
$145.03 HKD - 6 bids
AMPEREX MULLARD Quad 12AX7 ECC83 Matched Tubes Same Dates Tested
$182.11 HKD - 3 bids
1 NOS (Skytron by RCA) 12AX7 Tube -17mm Black Plates
Buy: $311.61 HKD
2 Telefunken/Fisher 12AX7/ECC83 Smooth Plate Vintage Electronic Tubes
$121.51 HKD - 6 bids
Pair Telefunken 12AX7 ECC83 Matched Tubes Dates NOS NIB 17mm Rib Plates Tested
$446.84 HKD - 14 bids
AMPEREX 12AX7 ECC83 Tube Bugle Boy Holland Tested 17mm plates D GETTER
$431.16 HKD - 14 bids
Circa 1956 MULLARD 12AX7 Long Plate Amp TUBE MC1 -Super Nice !!
$842.73 HKD - 13 bids
 Pair Vintage Amperex  12AX7 ECC83 Ribbed Plate Tube Tests Good Holland
$313.57 HKD
PAIR OF MULLARD ECC83 12AX7 161 BLACKBURN VALVES B2K3 & B8C -AVO TESTED
$284.75 HKD - 7 bids
TELEFUNKEN ECC83 12AX7 VALVES TESTED L/P R/G TUBES
$172.88 HKD - 8 bids
 TELEFUNKEN,  ECC83 /  12AX7,   VINTAGE VALVES  /  TUBES.  TESTED GOOD. AS N.O.S
Buy: $406.27 HKD
MULLARD REISSUE 12AX7/ECC83  VACUUM TUBE   (TESTED)
$131.31 HKD
JOB LOT OF 5 x BRIMAR 12AX7  AVO TESTED - ALL STRONG
$22.37 HKD - 2 bids
FOUR NOS TESTING SMOOTH PLATE TELEFUNKEN 12AX7 ECC83 AUDIO TUBES B MI 01 CODES
$580.11 HKD - 7 bids
12AX7A/ECC83/7025 (2) SYLVANIA NOS-NIB TESTED VACUUM TUBES (Q90)
$172.47 HKD - 7 bids
Lot Of 3 12AX7 12AX7A ECC83 RCA Raytheon Tubes TV-7 Tested
$78.31 HKD
8 GE 12AX7 TUBES TESTED STRONG/NEW
$152.87 HKD - 4 bids
2 Sylvania made 7025 (Low noise 12AX7) amplifier tubes.TV-7 test strong.
$82.23 HKD - 2 bids
 PAIR Germany ECC83 12AX7 SIEMENS Long Plate Dual Halo Supports
$587.95 HKD
4 nice  rca black plate  5751  / 12ax7 tubes #3
$627.07 HKD
RARE NOS / NIB RCA Black Plate JRC - 12AX7 Vacuum Tubes All Same 1955 Date
$705.46 HKD
PAIR (2) ECC83 STRONG MINIWATT PHILIPS 12AX7
$509.56 HKD
5751 Jan Philips ecg  ECC83 12AX7 New Old Stock Valve Tube  Elect Matched Pair
$620.34 HKD
18 vntg 12AX7A  Black Plate Raytheon Tube LOT ~ TV7 Tested tube baldwin12AX7  <br/> Premium Hickok TV-7 tested and Hi-Fi auditioned tubes
$305.73 HKD - 4 bids
2 GE 12AX7 (ECC83) VINTAGE TWIN TRIODE TUBES CANADA TESTED
Buy: $239.11 HKD
2  excellent raytheon black plate 12ax7a  / 12ax7  tubes
$313.49 HKD
12AX7 CV4004 ECC83 LANGREX PREMIUM VALVE/TUBE
Buy: $116.95 HKD
VERY RARE MATCHED PAIR MULLARD ECC83 12AX7 LONG PLATE SQUARE GETTER mC1 B6J 1956
$2186.46 HKD - 13 bids
<> Pair Vintage Telefunken 12AX7 ECC83 Smooth & Ribbed Plate Tube Tests Good Old
$313.57 HKD - 1 bid
LOT OF 8 12AX7 TUBES MULLARD TELEFUNKEN HICKOCK TESTED STRONG
$783.93 HKD
6 TELEFUNKEN 12AU7 ECC82 12AX7 ECC83 TUBES
$1948.07 HKD - 21 bids
Western  Electric 12AX7A  7025  Tube Tubes  Test  Strong
$129.35 HKD - 2 bids
 MULLARD ECC83 / 12AX7,   VINTAGE VALVES  /  TUBES. TEST 100% AS N.O.S.
Buy: $609.67 HKD
2x (PAIR!) TESLA ECC803S (12AX7, ECC83, 7025) 100%, NOS, 1967, same code KT 466
$223.73 HKD - 9 bids
2X RARE MARCONI MADRID CHROME PLATE ECC83 12AX7 TEST GOOD 12AX7A DISC GETTER
$1627.13 HKD
3pcs 1950's Mullard 12AX7 ECC83 mC1 Long Plate Square Getter Vacuum Tubes
$1626.66 HKD - 8 bids
12AX7B BUGERA VALVE NEW BOXED 1 PIECE
$152.54 HKD
5 New Matched ECC83 12AX7 Audio Tubes
$431.16 HKD
NIB new 12AX7/ 12AX7A / 12AX7B / ECC83 / 7025 vacuum tubes TRIO lot of 3
$180.23 HKD
2X 10M MULLARD GOLD PIN ECC83 12AX7 7025 MASTER SERIES TESTED BLACKBURN ENGLAND
$3172.9 HKD - 5 bids
3x Brimar ECC83 C ECC83C 12AX7 Strong Closely Matched Trio England
$235.18 HKD - 3 bids
Pair 1950's Mullard 12AX7 ECC83 mC1 Long Plate Square Getter Vacuum Tubes
$2195.01 HKD - 2 bids
2  excellent  nice matched mullard  12ax7  tubes
$548.67 HKD
12AX7/ECC83 SVETLANA 'WINGED C' BOXED ANODE VALVE/TUBE
$183.05 HKD
JOB LOT OF 4 X MULLARD BLACKBURN ECC83  I61 CODES 1959 AVO TESTED
$137.29 HKD - 8 bids
1 Brimar ECC83 12AX7 Tube Balanced
$273.98 HKD
Pair Vintage Raytheon 12AX7-A black-plate ECC83 tubes yellow text USA
$431.16 HKD
Vintage Brimar 12AX7 (ECC83) Valve
$203.29 HKD
RAYTHEON 12AX7 PERFECT MATCH PAIR BLACK PLATE HALO GETR MINTY VINTAGE 1960
$469.97 HKD
Coppia raytheon ck5755   NOS NIB tube TRIODE SUB 12ax7 ecc83
Buy: $134.87 HKD
4  X   HARMA ,  ECC83 / 12AX7 ,  VINTAGE VALVE  / TUBE.
Buy: $385.93 HKD
12ax7 tube pair Sylvania Long Black Ribbed Plate Square Getter
$431.08 HKD
Pair Vintage 12AX7A/ECC83 tubes Mullard for 3M/Wollensak
$587.95 HKD
2 SYLVANIA 12AX7 ECC81 BALANCED/MATCHED TWIN TRIODE TUBES USA TESTED STRONG
Buy: $298.96 HKD
Two used twin triode valves type 12AX7 by Mullard and Brimar.
$101.7 HKD
SIEMENS ECC83 GERMANY 12AX7 PERFECT MATCH PAIR I61 TEST NOS+
$587.56 HKD
THREE NOS SYLVANIA 12AX7 ECC83 AUDIO PREAMPLIFIER TUBES DG-AJH CODES #4
$219.5 HKD - 7 bids
Pair of Mullard 12AX7 ECC83 f91 1958 Long Plate Vacuum Tubes
$1567.87 HKD
**Paar ECC83 / 12AX7, Siemens, matched / symetry, good, strong!, 1,5 **
Buy: $377.64 HKD
2  amperex Bugle Boy Foil D getter 12ax7 tubes # 3
$862.25 HKD
MATCHED PAIR OF RCA JRC- 12AX7 RADIO VACUUM TUBES GOOD TESTED PULLS! D GETTERS
$274.38 HKD - 1 bid
Sylvania 7025 True NOS NIB New w Long Plates Balanced 12AX7 ECC83
$70.55 HKD - 1 bid
2X 1958 MULLARD F91 LONG PLATE GOALPOST GETTER ECC83 12AX7  BLACKBURN ENGLAND
$1423.74 HKD
1 excellent  amperex Holland Bugle boy  12ax7 tube
$313.49 HKD
4pcs 1960's AMPEREX HOLLAND ECC83 12AX7 PREAMP TUBES
$783.54 HKD - 1 bid
2 x 12ax7 Raytheon/Baldwin Tubes *Long Grey Plates *O getter*1962*
$446.76 HKD
12AX7WA JAN GE NOS BOXED VALVE TUBE
$483.05 HKD
NOS NIB GE 12AX7 ECC83 AUDIO TUBE
$195.98 HKD
pair of 12AX7 vacuum tubes (Sovtek, EH)
Buy: $94.07 HKD
Nice 1962 Raytheon 12AX7 Tube Long Black Plate Tests Strong Balanced USA
$188.07 HKD
Matched Pair Telefunken 12AX7 ECC83 Tubes NOS-Testing
$979.92 HKD
12AX7-EH ECC83 USSR NEW VALVE TUBE
Buy: $101.19 HKD
Genalex Gold Lion ECC83 B759 valves HiFi tubes 12ax7
Buy: $304.99 HKD
NIB new matched duet pair of 12AX7/ 12AX7A / 12AX7B / ECC83 / 7025 vacuum tubes
$141.03 HKD
12AU7A  ECC82 12AX7 ECC83 General Electric Vacuum Tube Vintage NIB  2 EACH
$207.74 HKD - 16 bids
13pcs AMPEREX HOLLAND BUGLE BOY ECC83 12AX7 TUBES *TV7 TESTED GOOD-STRONG*
$3527.3 HKD
3 PHILIPS MINIWATT 12AX7 ECC83 TUBES (aka AMPEREX) LONG PLATE mC5 1957
$2194.93 HKD
4 strong test nos telefunken smooth plate 12ax7   tubes
$1567.79 HKD
Brand New In Box Sovtek 12AX7LPS / ECC83 / 12AX7 Vacuum Tube FREE SHIPPING
$125.19 HKD
12AX7 ECC83 VALVOLA TUBE HALTRON NEW IN BOX  BLACK PLATE 45° GETTER
Buy: $404.61 HKD
ECC83 12AX7A  Short plate ring getter NOS  RCA USA  Valve Tubes
$661.02 HKD
Tightly MATCHED & Boxed Pair RCA 12AX7A ECC83 TEST VERY STRONG 100-106% NOS
Buy: $815.29 HKD
1962 RCA JRC 5751 12AX7 Military Tubes Tested & Date Matched Pr Black Plate USA
Buy: $1175.9 HKD
2 new tubes 5751 black plates NOS NIB USA Westinghouse 12ax7 12ax7a balanced pr
$548.67 HKD
2 NOS NIB Matched GE 12AX7 ECC83 Audio Tubes USA
$580.11 HKD
12AX7LPS SOVTEK LARGE PLATE MATCHED (difference ~0) PAIR TUBES=ECC83
$355.83 HKD
ECC83 12AX7  PHILIPS I63  Δ1E1 LARGE GETTER  BILANCIATA
Buy: $350.66 HKD
NOS 12AX7 / ECC83 *3 Pak* Square Foil Getter MARSHALL OEM BEST-RARE!
$352.69 HKD
New 6x Mullard 12AX7 / ECC83 | Matched Sextet / Six Tubes
$893.29 HKD
Matched Pair of Amperex 12AX7 ECC83 Large O Getter Vacuum Tubes
$705.54 HKD
Matched Pair of Raytheon JRP 12AX7 Black Plate Square Getter Vacuum Tubes
$940.72 HKD
ECC83 12AX7  PHILIPS I65 BILANCIATE
Buy: $359.65 HKD
GE 12AX7 6681 PERFECT MATCH PAIR LONG PLATE TEST NOS MINTY ECC83
$430.77 HKD
1960s quad (4 pcs) Vintage Tung-Sol 12AX7A ECC83 tubes USA
$744.74 HKD
12AX7 GE WESTINGHOUSE NOS VALVE/TUBE (LC28)
Buy: $355.93 HKD
Pair of Vtg Mullard 12AX7/ECC83 Vacuum Tubes & Date Codes I61 B2H2 & I61 B2H3
$862.33 HKD