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Electro-Harmonix Audio Valves 6SN7 Pair • $55
Electro-harmonix Audio Valves 6sn7 Pair

55$

RUSSIAN * 6SN7GT * Matched Pair 2 Valves Tubes NOS NIB • $55
Russian * 6sn7gt * Matched Pair, 2 Valves Tubes Nos Nib

55$

6SN7 AWV / Minniwatt Used Tubes. Made In Australia • $28
6sn7 Awv / Minniwatt , Used Tubes. Made In Australia

28$

High-Quality 8Pin Vacuum Tube Socket Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4/GZ34 • $25.51
High-quality 8pin Vacuum Tube Socket Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4/gz34

25.51$

SYLVANIA * 6GU7 = Super 6CG7 * = 6SN7 With 9 Pins NOS NIB USA Excellent Sound! • $70
Sylvania * 6gu7 = Super 6cg7 * = 6sn7 With 9 Pins Nos Nib Usa Excellent Sound!

70$

Brimar 1988 6sn7 Tube Used • $320
Brimar 1988 6sn7 Tube , Used

320$

G-E * 8SN7GT * (6SN7) Vintage Pair Chrome Tops USA NOS NIB Same Date! • $75
G-e * 8sn7gt * (6sn7) Vintage Pair Chrome Tops Usa Nos Nib Same Date!

75$

6SN7 Brimar black Plates Used Tube . • $230
6sn7 Brimar ,black Plates Used Tube .

230$

JJ Electronics 6SN7 Pair Valves • $50
Jj Electronics 6sn7 Pair Valves

50$

6SN7 Miniwatt Used Tube . Made In Holland • $290
6sn7 Miniwatt , Used Tube . Made In Holland

290$

6SN7 Miniwatt Used Tube . Made In Holland • $310
6sn7 Miniwatt , Used Tube . Made In Holland

310$

6N8S Tube NOS =6SN7 Gain Balanced / Matched Same Date Tested RoetestV10 • $8.43
6n8s Tube Nos =6sn7, Gain Balanced / Matched Same Date Tested Roetestv10

8.43$

6SN7 Miniwatt Used Tube . Made In Holland • $250
6sn7 Miniwatt , Used Tube . Made In Holland

250$

Matched Pair LINLAI E-6SN7 Elite-Series Flagship Audio Vacuum Tube Amp High-End • $292.59
Matched Pair Linlai E-6sn7 Elite-series Flagship Audio Vacuum Tube Amp High-end

292.59$

6SN7GT HITACHI Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851003 • $128.06
6sn7gt Hitachi Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851003

128.06$

Matched Pair LINLAI 6SL7 Perfect HIFI 6SN7 CV181 Audio Vacuum Tube Amp New Test • $129.79
Matched Pair Linlai 6sl7 Perfect Hifi 6sn7 Cv181 Audio Vacuum Tube Amp New Test

129.79$

Lot Of 3 Matching 6SN7GT BRIMAR Black Glass NOS Tubes - Fully Tested • $1800
Lot Of 3 Matching 6sn7gt Brimar Black Glass Nos Tubes - Fully Tested

1,800$

RCA * 6CG7 * = 9-pin Version Of 6SN7GT! Single Tube NOS NIB • $29
Rca * 6cg7 * = 9-pin Version Of 6sn7gt! Single Tube Nos Nib

29$

Single 6SN7GT BRIMAR Black Glass Tube - Fully Tested • $530
Single 6sn7gt Brimar Black Glass Tube - Fully Tested

530$

6SN7 RCA black Plates Used Tubes . 3 Different Types All Strong . • $95
6sn7 Rca ,black Plates Used Tubes . 3 Different Types , All Strong .

95$

8Pin Vacuum Tube Socket Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4 Easy Installation • $24.62
8pin Vacuum Tube Socket Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4 Easy Installation

24.62$

10pcs 8pin Ceramic Tube Socket Valve Base For EL34 6SL7 5AR4 6SN7 6CA7 KT88 DIY • $11.63
10pcs 8pin Ceramic Tube Socket Valve Base For El34 6sl7 5ar4 6sn7 6ca7 Kt88 Diy

11.63$

6SN7 Brimar black Plates Used Tube . • $210
6sn7 Brimar ,black Plates Used Tube .

210$

Pair Brimar 13D2 Tube Special 6SN7 Mil-spec Platinum Matched Matched Codes • $1150
Pair Brimar 13d2 Tube Special 6sn7 Mil-spec Platinum Matched, Matched Codes

1,150$

NEW 2pcs X 6N8S (6н8с) ~ 6SN7/ 1578 Vintage USSR Tubes NOS Military Grade • $20.34
New 2pcs X 6n8s (6н8с) ~ 6sn7/ 1578 Vintage Ussr Tubes Nos Military Grade

20.34$

8Pin Octal Socket Saver EL34 KT88 6550 6SN7 6L6 6CA7 5U4G 5Z3 274B 6F8G Golden • $24.19
8pin Octal Socket Saver El34 Kt88 6550 6sn7 6l6 6ca7 5u4g 5z3 274b 6f8g Golden

24.19$

Pair(2) Teonex England 6SN7GT Black Plate Bottom Solid Getter NOS Brimar • $550
Pair(2) Teonex England 6sn7gt Black Plate Bottom Solid Getter Nos Brimar

550$

10%
CV181-Z ShuGuang Treasures Vacuum Tube Replace (6SN7 6N8P 6H8C) • $93.56
Cv181-z Shuguang Treasures Vacuum Tube Replace (6sn7 6n8p 6h8c)

93.56$ 103.95$

AMPTATA 6SN7 Vacuum Tube HIFI CV181 ECC32 Perfect Audio Amplifier Classic Tested • $63.79
Amptata 6sn7 Vacuum Tube Hifi Cv181 Ecc32 Perfect Audio Amplifier Classic Tested

63.79$

Rare 6SN7GT Mullard Black Base Made In Gt. Britain Amplitrex Tested Qty 1 Pc • $327.65
Rare 6sn7gt Mullard Black Base Made In Gt. Britain Amplitrex Tested Qty 1 Pc

327.65$

Matched Pair LINLAI T Series 6SN7-T HIFI Audio 6SL7 CV181 Vacuum Tube Amplifier • $201.29
Matched Pair Linlai T Series 6sn7-t Hifi Audio 6sl7 Cv181 Vacuum Tube Amplifier

201.29$

LINLAI 6SL7 Perfect HIFI 6SN7 CV181 Audio Vacuum Tube Amplifier Tested Classic • $65.99
Linlai 6sl7 Perfect Hifi 6sn7 Cv181 Audio Vacuum Tube Amplifier Tested Classic

65.99$

6sn7 Tung Sol / RCA Round Black Plates Used Tube • $350
6sn7 Tung Sol / Rca Round Black Plates , Used Tube

350$

8Pin Vacuum Tube Socket Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4 Easy Installation • $18.83
8pin Vacuum Tube Socket Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4 Easy Installation

18.83$

6SN7 GTB Valve Sylvania Silver Top. Amp.factor 22.5/22.3  MU 2760/2445 .  • $40
6sn7 Gtb Valve Sylvania Silver Top. Amp.factor 22.5/22.3  Mu 2760/2445 . 

40$

6SN7GT BRIMAR Black Coated Glass Made In England Amplitrex Tested Qty 1 Pc • $342.56
6sn7gt Brimar Black Coated Glass Made In England Amplitrex Tested Qty 1 Pc

342.56$

6N8S / 6H8C / 6SN7GT / FOTON Double Triode Tubes Mix Date Unused 1 Pcs. 1960s • $10.09
6n8s / 6h8c / 6sn7gt / Foton Double Triode Tubes Mix Date Unused 1 Pcs. 1960s

10.09$

6N8S / 6H8C / 6SN7GT / NEVZ Double Triode Tubes Mix Date Unused 1 Pcs. • $9.75
6n8s / 6h8c / 6sn7gt / Nevz Double Triode Tubes Mix Date Unused 1 Pcs.

9.75$

6SN7GTB Hitachi Made In Japan 60's Tested Qty 1MP • $250.98
6sn7gtb Hitachi Made In Japan 60's Tested Qty 1mp

250.98$

5%
MFA Bile Preamp Diy Kit For Symphony For 6SN7 / 12AU7 / 9AU7 / 7AU7 / Tube • $275.91
Mfa Bile Preamp Diy Kit For Symphony For 6sn7 / 12au7 / 9au7 / 7au7 / Tube

275.91$ 290.44$

Sylvania 6SN7W B65 Metal Base Black Plates Chrome Top NOS Tested Matched • $1596.42
Sylvania 6sn7w B65 Metal Base Black Plates Chrome Top Nos Tested Matched

1,596.42$

6N8S / 6SN7 Tube Gain Matched Pair NOS/NIB FOTON '67 Export English Datasheet • $70.74
6n8s / 6sn7 Tube Gain Matched Pair Nos/nib Foton '67 Export English Datasheet

70.74$

10Pcs 8Pin To 8Pin Bakelite Vacuum Tube Adapter Saver Socket EL34 6SN7 KT88 6L6 • $53.89
10pcs 8pin To 8pin Bakelite Vacuum Tube Adapter Saver Socket El34 6sn7 Kt88 6l6

53.89$

Matched Pair Shuguang Treasure CV181-Z Vacuum Tube Replace CV181 CV181-T 6SN7 • $250.79
Matched Pair Shuguang Treasure Cv181-z Vacuum Tube Replace Cv181 Cv181-t 6sn7

250.79$

5pcs 8Pin Vacuum Tube Socket Base Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4/GZ34 • $20.53
5pcs 8pin Vacuum Tube Socket Base Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4/gz34

20.53$

6SN7GT Philips Black Coated Glass Made In Holland Amplitrex Tested 1 Pc #1860003 • $412.78
6sn7gt Philips Black Coated Glass Made In Holland Amplitrex Tested 1 Pc #1860003

412.78$

Matched Pair Of Tung Sol 6SN7GTB / 6SN7 Tubes Brand New In Box • $168.45
Matched Pair Of Tung Sol 6sn7gtb / 6sn7 Tubes, Brand New In Box

168.45$

2Pcs 8Pin Silver Plated Vacuum Tube Socket Valve Base For EL34 6SN7 KT66 KT88 • $12.09
2pcs 8pin Silver Plated Vacuum Tube Socket Valve Base For El34 6sn7 Kt66 Kt88

12.09$

6CG7 To 6SN7 6SL7 CV181 6N8P 6H8C ECC33 5692 ECC32 Vacuum Tube Adapter Converter • $25.29
6cg7 To 6sn7 6sl7 Cv181 6n8p 6h8c Ecc33 5692 Ecc32 Vacuum Tube Adapter Converter

25.29$

6SN7GT HALTRON Inverted Black Base Made In USA Amplitrex Tested Qty 1 Pc #147100 • $85.62
6sn7gt Haltron Inverted Black Base Made In Usa Amplitrex Tested Qty 1 Pc #147100

85.62$

6F8G 6C8G To 6SN7 6SL7 CV181 6N8P 6H8C ECC33 ECC32 Vacuum Tube Adapter Converter • $35.19
6f8g 6c8g To 6sn7 6sl7 Cv181 6n8p 6h8c Ecc33 Ecc32 Vacuum Tube Adapter Converter

35.19$

10Pcs 8Pin Ceramic Vacuum Tube Sockets For EL34 KT88 6SN7 6V6 KT88-T 6CA7 • $32.99
10pcs 8pin Ceramic Vacuum Tube Sockets For El34 Kt88 6sn7 6v6 Kt88-t 6ca7

32.99$

6SN7GT HITACHI Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851002 • $128.06
6sn7gt Hitachi Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851002

128.06$

Amptata 12AU7 X7 T7 ECC83 82 To 6SN7 CV181 6SL7 Vacuum Tube Adapter Converter • $24.19
Amptata 12au7 X7 T7 Ecc83 82 To 6sn7 Cv181 6sl7 Vacuum Tube Adapter Converter

24.19$

Matched Pair AMPTATA 6SN7 Vacuum Tube HIFI CV181 ECC32 Audio Amplifier Classic • $126.49
Matched Pair Amptata 6sn7 Vacuum Tube Hifi Cv181 Ecc32 Audio Amplifier Classic

126.49$

5pcs 8Pin Vacuum Tube Socket Base Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4/GZ34 • $19.77
5pcs 8pin Vacuum Tube Socket Base Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4/gz34

19.77$

LINLAI 6SN7 HIFI CV181 ECC32 6N8P Audio Vacuum Tube Amp Classic New Test Classic • $63.79
Linlai 6sn7 Hifi Cv181 Ecc32 6n8p Audio Vacuum Tube Amp Classic New Test Classic

63.79$

+4 Pcs. X 6N8S (6Н8С) 6Н6С ~ 6SN7/1578 USSR Vintage Tubes NOS Military... • $30.59
+4 Pcs. X 6n8s (6н8с) 6н6с ~ 6sn7/1578 Ussr Vintage Tubes Nos Military...

30.59$

6SN7 6SL7 CV181 To 12AU7 X7 T7 ECC83 82 7025 Vacuum Tube Adapter Converter 6.3V • $30.79
6sn7 6sl7 Cv181 To 12au7 X7 T7 Ecc83 82 7025 Vacuum Tube Adapter Converter 6.3v

30.79$

Philips 6SN7WGTA Electronic Tube - NEW • $109.86
Philips 6sn7wgta Electronic Tube - New

109.86$

2 X USA Hoffman 6SN7GTA Preamp Tubes Tested Good ! (N-1230) • $78.76
2 X Usa Hoffman 6sn7gta Preamp Tubes, Tested Good ! (n-12,30)

78.76$

10%
Matched Pair PSVANE UK Design Vacuum Tubes UK-6SN7 Replace CV181 • $147.50
Matched Pair Psvane Uk Design Vacuum Tubes Uk-6sn7 Replace Cv181

147.50$ 163.89$

1 X GE 6SN7GTA Preamp Tube Labeled Zenith Tested Good ! (N-42) • $39.33
1 X Ge 6sn7gta Preamp Tube, Labeled Zenith, Tested Good ! (n-42)

39.33$

+ 8 Pcs. X 6N8S (6Н8С) 6Н6С ~ 6SN7~1578 USSR Vintage Tubes NOS • $62.76
+ 8 Pcs. X 6n8s (6н8с) 6н6с ~ 6sn7~1578 Ussr Vintage Tubes Nos

62.76$

6SN7 GT/ VT-231 Vacuum Tubes RCA GE Sylvania Stwart Warner (lot 16 TUBES) • $439.62
6sn7 Gt/ Vt-231 Vacuum Tubes Rca, Ge, Sylvania, Stwart Warner (lot 16 Tubes)

439.62$

2Pcs 8Pin To 8Pin Bakelite Vacuum Tube Adapter Saver Socket EL34 6SN7 KT88 6L6 • $20.89
2pcs 8pin To 8pin Bakelite Vacuum Tube Adapter Saver Socket El34 6sn7 Kt88 6l6

20.89$

8Pin Vacuum Tube Socket Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4 Easy Installation • $13.30
8pin Vacuum Tube Socket Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4 Easy Installation

13.30$

Matched Pair LINLAI 6SN7 Perfect HIFI CV181 ECC32 Audio Vacuum Tube Amp New Test • $126.49
Matched Pair Linlai 6sn7 Perfect Hifi Cv181 Ecc32 Audio Vacuum Tube Amp New Test

126.49$

CV6 VR135 Half 6SN7 GEC 1940 MIL WW2 Made In England Amplitrex Tested #2961142 • $117.16
Cv6 Vr135 Half 6sn7 Gec 1940 Mil Ww2 Made In England Amplitrex Tested #2961142

117.16$

NOS 6SN7GT Raytheon Black Base Made In U.S.A Amplitrex Tested Qty 1 Pc #1862001 • $26.07
Nos 6sn7gt Raytheon Black Base Made In U.s.a Amplitrex Tested Qty 1 Pc #1862001

26.07$

5pcs 8Pin Vacuum Tube Socket Base Octal For KT66 KT88 6SL7 6SN7 6V6 5AR4/GZ34 • $15.06
5pcs 8pin Vacuum Tube Socket Base Octal For Kt66 Kt88 6sl7 6sn7 6v6 5ar4/gz34

15.06$

6922 E88CC To 6SN7 6SL7 CV181 6N8 6H8C ECC33 ECC32 Vacuum Tube Adapter Converter • $24.19
6922 E88cc To 6sn7 6sl7 Cv181 6n8 6h8c Ecc33 Ecc32 Vacuum Tube Adapter Converter

24.19$

Ultra Rare WW2 1 MP CV6 7193 GEC Made In England With Adopter WW2 = 6SN7GT • $249.34
Ultra Rare Ww2, 1 Mp Cv6 7193 Gec Made In England With Adopter Ww2 = 6sn7gt

249.34$

6SN7GT-JAN CHS/VT231 Sylvania Made In USA Amplitex Tested 1MP #764057 764002 • $399.94
6sn7gt-jan Chs/vt231 Sylvania Made In Usa Amplitex Tested 1mp #764057 764002

399.94$

6SN7 CV181 6SL7 To 12AU7 X7 T7 ECC82 83 7025 Vacuum Tube Adapter Converter 12.6V • $30.79
6sn7 Cv181 6sl7 To 12au7 X7 T7 Ecc82 83 7025 Vacuum Tube Adapter Converter 12.6v

30.79$

2pcs Amptata 8pin Tube Socket Octal Gold EL34 6SN7 KT88 5U4G 274B 6L6 5AR4 6V6 • $24.19
2pcs Amptata 8pin Tube Socket Octal Gold El34 6sn7 Kt88 5u4g 274b 6l6 5ar4 6v6

24.19$

1pcs Amptata 8pin Tube Socket Octal Gold EL34 6SN7 KT88 5U4G 274B 6L6 5AR4 6V6 • $8.35
1pcs Amptata 8pin Tube Socket Octal Gold El34 6sn7 Kt88 5u4g 274b 6l6 5ar4 6v6

8.35$

6SN7GT HITACHI Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851005 • $128.06
6sn7gt Hitachi Black Base Made In Japan Amplitrex Tested Qty 1 Pc #1851005

128.06$

10%
Matched Quad PSVANE UK Design Vacuum Tubes UK-6SN7 Replace CV181 • $296.99
Matched Quad Psvane Uk Design Vacuum Tubes Uk-6sn7 Replace Cv181

296.99$ 329.99$

6N8S / 6SN7 Tube Matched Pair NOS/NIB FOTON '67 Rare Export English Datasheet • $84.22
6n8s / 6sn7 Tube Matched Pair Nos/nib Foton '67 Rare Export English Datasheet

84.22$

1 X GE 6SN7GTB Preamp Tube Labeled CBS Tested Good ! (N-20) • $39.33
1 X Ge 6sn7gtb Preamp Tube, Labeled Cbs, Tested Good ! (n-20)

39.33$

6SN7GT HITACHI Clear Glass Made In Japan Amplitrex Tested Qty 1 Pc #1851004 • $144.98
6sn7gt Hitachi Clear Glass Made In Japan Amplitrex Tested Qty 1 Pc #1851004

144.98$

2Pcs 8Pin Gold Ceramic Vacuum Tube Socket Valve Base Fr KT88 EL34 6550 6SN7 Tube • $18.69
2pcs 8pin Gold Ceramic Vacuum Tube Socket Valve Base Fr Kt88 El34 6550 6sn7 Tube

18.69$

2Pcs 8Pin Gold Plated Vacuum Tube Socket Valve Base For KT88 EL34 274B 6SN7 5881 • $12.09
2pcs 8pin Gold Plated Vacuum Tube Socket Valve Base For Kt88 El34 274b 6sn7 5881

12.09$

2Pcs Ceramics 8Pin Vacuum Tube Socket Valve Base For EL34 KT88 6SN7 274B 6550 • $13.19
2pcs Ceramics 8pin Vacuum Tube Socket Valve Base For El34 Kt88 6sn7 274b 6550

13.19$

1 X GE 6SN7GTA Preamp Tube Labeled Motorola Tested Good ! (N-15) • $39.30
1 X Ge 6sn7gta Preamp Tube, Labeled Motorola, Tested Good ! (n-15)

39.30$

8Pin Octal Socket Saver EL34 KT88 6550 6SN7 6L6 6CA7 5U4G 5Z3 274B 6F8G Black • $17.59
8pin Octal Socket Saver El34 Kt88 6550 6sn7 6l6 6ca7 5u4g 5z3 274b 6f8g Black

17.59$

2Pcs 8Pin Vacuum Tube Socket Valve Base For KT88 6550 EL34 6P6P 6V6 6N8P 6SN7 • $12.09
2pcs 8pin Vacuum Tube Socket Valve Base For Kt88 6550 El34 6p6p 6v6 6n8p 6sn7

12.09$

6SN7GTB Hitachi Clear Glass Made In Japan 60's Amplitrex Tested 1MP #1855016 155 • $252.08
6sn7gtb Hitachi Clear Glass Made In Japan 60's Amplitrex Tested 1mp #1855016 155

252.08$

JAN CHS 6SN7GT VT-231 Sylvania Clear Glass Made In USA Amplitex Tested 1MP • $399.94
Jan Chs 6sn7gt Vt-231 Sylvania Clear Glass Made In Usa Amplitex Tested 1mp

399.94$

6SN7GTB Hitachi O Getter Black CarbonizedPlate Made In Japan 60's Tested Qty 1MP • $258.74
6sn7gtb Hitachi O Getter Black Carbonizedplate Made In Japan 60's Tested Qty 1mp

258.74$

1 X Sylvania 6SN7GTB Coin Base Preamp Tube Tested Good ! (N-3) • $45.24
1 X Sylvania 6sn7gtb Coin Base Preamp Tube, Tested Good ! (n-3)

45.24$

6SN7GT Haltron Clear Glass Made In USA Amplitrex Tested Qty 1 Pc #1471002 • $85.28
6sn7gt Haltron Clear Glass Made In Usa Amplitrex Tested Qty 1 Pc #1471002

85.28$

1 X Magnavox 6SN7GTA Preamp Tube With Box Tested Good • $39.30
1 X Magnavox 6sn7gta Preamp Tube With Box Tested Good

39.30$

RARE 6SN7GT MULLARD Black Coated Glass Made Gt. Britain Amplitrex Tested#1472002 • $335.13
Rare 6sn7gt Mullard Black Coated Glass Made Gt. Britain Amplitrex Tested#1472002

335.13$

Matched Pair Electro Harmonix 6SN7 Pre-amp Tubes NEW • $111.62
Matched Pair Electro Harmonix 6sn7 Pre-amp Tubes, New

111.62$

2 X GE 6SN7GTA Preamp Tubes Tested Good ! (N-1345) • $78.73
2 X Ge 6sn7gta Preamp Tubes, Tested Good ! (n-13,45)

78.73$

6SN7 GT/ VT-231 -JAN-CRP RAYTHEON (lot 6 TUBES) • $676.48
6sn7 Gt/ Vt-231 -jan-crp Raytheon (lot 6 Tubes)

676.48$

BL63 VR102 6F8G 6SN7 6N8P CV181 MWT Black Coated Glass England Amplitrex Tested • $465.73
Bl63 Vr102 6f8g 6sn7 6n8p Cv181 Mwt Black Coated Glass England Amplitrex Tested

465.73$

JAN-6SN7GT Sylvania Black Base Made In USA Amplitex Tested 1MP #764030 764063 • $399.94
Jan-6sn7gt Sylvania Black Base Made In Usa Amplitex Tested 1mp #764030 764063

399.94$

    • Type
    • Vacuum Tube97
    • NOS Tube22
    • Preamp Tube20
    • Tube Socket13
    • Not specified3
    • Brand
    • Not specified46
    • SYLVANIA8
    • Brimar7
    • Hitachi7
    • RCA4
    • Raytheon3
    • Mullard2
    • GE2
    • Electro-Harmonix2
    • Philips2
    • JJ Electronic1
    • Magnavox1
    • Tungsol1