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QUAD Four Factory Platinum Matched Genalex Gold Lion KT88 KT-88 6550 Tubes

Bids: 388 Watchers: 193 Price: 177.95 USD

Genalex Gold Lion Platinum Matched QUAD KT77 KT-77 Four EL34 6CA7 24hr Burn-in

Bids: 282 Watchers: 158 Price: 148.95 USD

Tung-Sol QUAD NEW FOUR 12AX7 ECC83 Tubes

Bids: 561 Watchers: 148 Price: 56.45 USD

New 4x Svetlana EL34 | Matched Quad / Quartet / Four | Power Tubes | Free Ship

Bids: 135 Watchers: 143 Price: 85.99 USD

Tung-Sol Factory Platinum Matched QUAD 4x NEW NIB EL34B EL34 EL-34 6CA7 tubes

Bids: 445 Watchers: 143 Price: 90.95 USD

New 4x Mullard EL34 | Matched Quad / Quartet / Four | Power Tubes

Bids: 158 Watchers: 129 Price: 87.99 USD

*NEW* 3-500ZG Machlett Factory Direct Matched Pair (2) Tubes 1-Year Warranty

Bids: 119 Watchers: 117 Price: 399.99 USD

New 4x Electro Harmonix KT88 | Matched Quad / Quartet / Four Tubes | Free Ship

Bids: 76 Watchers: 101 Price: 144.99 USD

QUAD Factory Platinum Matched Genalex Gold Lion KT66 KT-66 6L6 Tube 24hr Burn-in

Bids: 179 Watchers: 100 Price: 145.95 USD

New 4x Tung-Sol 6L6GC STR / 6L6 | Matched Quad / Quartet / Four Tubes Free Ship

Bids: 129 Watchers: 98 Price: 91.99 USD

Tung-Sol Factory Platinum Matched QUAD 6550 Reissue amp tubes NIB 24hr Burn-in

Bids: 330 Watchers: 95 Price: 150.95 USD

New 2x Mullard EL34 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 216 Watchers: 94 Price: 45.99 USD

Tung-Sol Factory Platinum Matched QUAD KT150 4 NEW KT 150 Tubes 24hr Burn-In

Bids: 295 Watchers: 94 Price: 278.95 USD

572B Machlett Factory Direct Matched Pair (2) Tubes 1-Year Warranty

Bids: 118 Watchers: 93 Price: 145.00 USD

New 1x Electro Harmonix 12AX7 / ECC83 | One / Single Preamp Tube | EH

Bids: 438 Watchers: 91 Price: 15.99 USD

*NEW* 3-500ZG Penta Laboratories Direct Matched Pair (2) Tubes 1-Year Warranty

Bids: 40 Watchers: 91 Price: 389.99 USD

PAIR Factory Platinum Matched Genalex Gold Lion KT66 KT-66 6L6 Tube 24hr Burn-in

Bids: 206 Watchers: 91 Price: 69.95 USD

MULLARD SINGLE NIB 5AR4 GZ34 Rectifier Tube

Bids: 294 Watchers: 90 Price: 35.95 USD

Tung-Sol Platinum Matched QUAD FOUR NEW KT-120 NIB KT120 tubes 24hr Burn-in

Bids: 153 Watchers: 90 Price: 166.75 USD

New 4x Mullard 12AX7 / ECC83 | Matched Quad / Quartet / Four Tubes | Free Ship

Bids: 89 Watchers: 90 Price: 79.99 USD

DRAKE R-4C TUBE KIT

Bids: 245 Watchers: 88 Price: 35.00 USD

PHILIPS JAN 12AT7WC TUBES

Bids: 684 Watchers: 84 Price: 10.00 USD

New 2x Genalex Gold Lion 12AX7 / ECC83 | Matched Pair / Duet / Two Tubes

Bids: 153 Watchers: 83 Price: 70.99 USD

QUAD FOUR Tung-Sol FACTORY PLATINUM MATCHED 7027A 7027 tubes 24hr Burn-in

Bids: 191 Watchers: 82 Price: 105.95 USD

New 4x Tung-Sol EL34B / EL34 | Matched Quad / Quartet / Four Tubes | Free Ship

Bids: 102 Watchers: 82 Price: 94.99 USD

New 3x Mullard 12AX7 / ECC83 | Matched Trio / Set / Three Tubes | Free Ship

Bids: 141 Watchers: 79 Price: 60.99 USD

New 4x Sovtek 5881 / 6L6WGC / 6L6 | Matched Quad / Quartet / Four | Power Tubes

Bids: 117 Watchers: 76 Price: 72.99 USD

GU-74B NOS 4CX800A Russian NEW Tube GU74B

Bids: 134 Watchers: 70 Price: 189.00 USD

New 2x JJ EL84 / 6BQ5 | Matched Pair / Duet / Two | Power Tubes | Free Ship

Bids: 192 Watchers: 68 Price: 25.39 USD

New 3x JJ 12AX7 / ECC83 | Matched Trio / Set / Three Tubes | Free Ship

Bids: 118 Watchers: 66 Price: 36.99 USD

New 2x Mullard 12AX7 / ECC83 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 197 Watchers: 66 Price: 43.25 USD

New 2x JJ 12AX7 / ECC83 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 131 Watchers: 63 Price: 25.89 USD

*NEW* 3-500ZG Machlett Factory Direct Single Tube 1-Year Warranty

Bids: 73 Watchers: 62 Price: 209.99 USD

Sovtek New QUAD 12AX7LPS 12AX7 Fully Tested Pre-Amp Tubes

Bids: 147 Watchers: 61 Price: 51.95 USD

Tung-Sol Factory Platinum Matched PAIR TWO 6550 Reissue amp tubes 24hr Burn-in

Bids: 204 Watchers: 61 Price: 76.95 USD

New 4x Genalex Gold Lion KT88 | Matched Quad / Quartet / Four Tubes | Free Ship

Bids: 22 Watchers: 59 Price: 188.99 USD

Tung-Sol Platinum Matched OCTET (8) NEW NIB KT-120 KT120 tubes 24hr Burn-in

Bids: 118 Watchers: 58 Price: 319.95 USD

Tung-Sol Factory Platinum Matched QUAD FOUR 6L6 6L6GC STR tubes 24 Hr Burn-in

Bids: 90 Watchers: 57 Price: 82.95 USD

New 2x Tung-Sol 6L6GC STR / 6L6 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 156 Watchers: 54 Price: 47.99 USD

New 2x Sovtek 5881 / 6L6WGC / 6L6 | Matched Pair / Duet / Two | Power Tubes

Bids: 120 Watchers: 53 Price: 37.99 USD

Sovtek New PAIR 12AX7LPS 12AX7 Fully Tested TWO Pre-Amp Tubes

Bids: 112 Watchers: 52 Price: 29.95 USD

New 2x Genalex Gold Lion KT77 / EL34 | Matched Pair / Duet / Two Tubes

Bids: 53 Watchers: 52 Price: 79.99 USD

Tung-Sol Factory Platinum Matched PAIR 6V6GT 6V6 tubes NIB 24 hr Burn-In

Bids: 146 Watchers: 51 Price: 46.95 USD

811A -TESTED & MATCHED SET OF 4 TAYLOR TUBES

Bids: 97 Watchers: 50 Price: 143.80 USD

Genalex Gold Lion Platinum Matched Pair KT-77 KT77 Two EL34 24 Hr Burn-In

Bids: 109 Watchers: 49 Price: 77.95 USD

New 2x Tung-Sol EL34B / EL34 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 92 Watchers: 48 Price: 47.99 USD

Tung-Sol PAIR NEW 12AX7 ECC803S GOLD PIN Vacuum Tubes

Bids: 94 Watchers: 48 Price: 44.95 USD

New 4x JJ EL84 / 6BQ5 | Matched Quad / Quartet / Four | Power Tubes | Free Ship

Bids: 67 Watchers: 47 Price: 47.99 USD

New 2x Svetlana EL34 | Matched Pair / Duet / Two Tubes | Free Ship

Bids: 68 Watchers: 46 Price: 43.99 USD

Power Tube Testing Service for Low Power Eimac Electron Tubes 8877 8874 4CX250B

Bids: 69 Watchers: 45 Price: 25.00 USD

New 1x Genalex Gold Lion 12AX7 / ECC83 | One / Single Tube | Free Ship

Bids: 121 Watchers: 45 Price: 35.99 USD

New 6x Mullard 12AX7 / ECC83 | Matched Sextet / Six Tubes

Bids: 48 Watchers: 44 Price: 119.99 USD

COLLINS 32S-3 TUBE KIT

Bids: 145 Watchers: 44 Price: 129.00 USD

New 4x Electro Harmonix 6L6GC / 6L6 EH | Matched Quad / Four Tubes | Free Ship

Bids: 76 Watchers: 44 Price: 88.99 USD

New 2x Electro Harmonix 6L6GC / 6L6 EH | Matched Pair / Duet Tubes | Free Ship

Bids: 101 Watchers: 43 Price: 43.99 USD

GI-46B W/O Cooler Russian NEW Tube power amplifier QRO HF VHF UHF GI46B

Bids: 118 Watchers: 43 Price: 40.00 USD

New 4x Genalex Gold Lion 12AX7 / ECC83 | Matched Quad / Quartet / Four Tubes

Bids: 66 Watchers: 42 Price: 135.85 USD

Genalex Factory Platinum Matched PAIR Gold Lion 6V6GT 6V6 24hr Burn-in

Bids: 112 Watchers: 42 Price: 55.95 USD

GI-7B Lot of TWO (2) Russian NEW Tube power amplifier QRO HF VHF UHF GI7B

Bids: 42 Watchers: 42 Price: 49.00 USD

New 2x Voskhod 6J1P-EV / 6ZH1P-EV | Matched Pair Rocket | Little Dot Amp III IV

Bids: 86 Watchers: 39 Price: 22.99 USD

New 2x Genalex Gold Lion 12AU7 / ECC82 | Matched Pair / Duet / Two Tubes

Bids: 104 Watchers: 39 Price: 68.95 USD

Tube Socket & Grid Ring for 3CX3000A7 & 3CX6000A7

Bids: 31 Watchers: 38 Price: 375.00 USD

Tung-Sol Quad NEW 12AX7 ECC803S GOLD PIN Tubes

Bids: 60 Watchers: 38 Price: 80.95 USD

New Old Stock Pair Cetron 3B28 Tube ON SALE - Interchanges 866A

Bids: 101 Watchers: 37 Price: 59.99 USD

Tung-Sol Factory Platinum Matched PAIR NEW NIB 7581A 7581 (6l6 type) tubes TWO

Bids: 99 Watchers: 36 Price: 51.95 USD

New 2x Electro Harmonix KT88 | Matched Pair / Duet | Power Tubes | EH Free Ship

Bids: 114 Watchers: 36 Price: 70.99 USD

New 4x Electro Harmonix 6CA7 | Matched Quad / Quartet / Four Tubes | EH

Bids: 32 Watchers: 36 Price: 90.99 USD

Tung-Sol QUINTET (FIVE) NEW 12AX7 ECC83 Tubes

Bids: 87 Watchers: 35 Price: 67.95 USD

New 1x Electro Harmonix Gold 12AX7 / ECC83 | Gold Pins | One Tube | Free Ship

Bids: 194 Watchers: 35 Price: 19.99 USD

GI-7B Russian NEW Tube power amplifier QRO HF VHF UHF GI7B

Bids: 112 Watchers: 35 Price: 33.00 USD

New 4x Electro Harmonix 6922 / E88CC / 6DJ8 | Matched Quad / Quartet / Four | EH

Bids: 89 Watchers: 34 Price: 63.99 USD

New 4x Electro Harmonix 6V6GT / 6V6 | Matched Quad / Four Tubes | EH

Bids: 78 Watchers: 34 Price: 77.99 USD

New 1x Mullard 12AT7 / ECC81 | One / Single Tube | CV4024 Reissue | Free Ship

Bids: 105 Watchers: 34 Price: 21.99 USD

Factory Platinum matched PAIR TWO Tung-Sol EL34 EL34B Tubes 24hr Burn-in

Bids: 119 Watchers: 34 Price: 49.95 USD

Factory New Eimac 3CX1500A7 / 8877 Ham Radio / Broadcast Tube ON SALE

Bids: 4 Watchers: 34 Price: 2,000.00 USD

New 3x Sovtek 12AX7LPS / 12AX7 / ECC83 | Matched Trio / Set / Three Tubes

Bids: 35 Watchers: 33 Price: 42.99 USD

GI-46B Lot of TWO (2) Russian NEW Tube power amplifier QRO HF VHF UHF GI46B

Bids: 30 Watchers: 33 Price: 130.00 USD

New 4x Genalex Gold Lion 12AU7 / ECC82 | Matched Quad / Quartet / Four Tubes

Bids: 33 Watchers: 33 Price: 137.99 USD

QUAD (FOUR) NEW Electro Harmonix EL34EH EL34 New Vacuum Tubes Matched

Bids: 53 Watchers: 32 Price: 36.95 USD

Genalex Pair Factory Platinum Matched Gold Lion KT88 KT-88 Tube Set - NEW

Bids: 102 Watchers: 32 Price: 89.95 USD

What's Hot Weekly