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Tung-Sol (RCA) 6550 3-Hole Gray Plate Audio Tube - MIGHTY MITE TESTED

End: 22.05. 2023 11:15:58 on Monday
  • Condition: Used
  • Price: 114.41 EUR FESTPREIS
  • Status: sold
  • Item number: 334876832259
  • Seller: mrxcrdh (2742|100.0%)
  • Seller information: non commercial
  • Item location: Bridgeport, New York USA
  • Ships to: US
  • Shipping: 27,75 EUR
  • on EBAY
  • Description

    STRONG TESTING TUNGSOL/RCA 6550 TUBE TESTED ON MY SENCORE MIGHTY MITE, TESTS GOOD

1 Excellent strong Rca welded plate 6550 tube #DO13

End: 19.05. 2023 13:22:39 on Friday
  • Condition: Used
  • Price: 64.48 EUR FESTPREIS
  • Status: sold
  • Item number: 166097774825
  • Seller: laurferre51 (3290|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Belpre, Ohio USA
  • Ships to: Worldwide
  • Shipping: 19,33 EUR
  • on EBAY
  • Description

    I have 1 excellent Strong Rca welded plate 6550 tube.

pair RCA 6550/6550A Tube

End: 17.05. 2023 19:44:41 on Wednesday
  • Condition: Used
  • Price: 93.41 EUR Auktion
  • Status: sold
  • Item number: 325659306924
  • Bids: 1
  • Seller: billtrue (883|100.0%)
  • Seller information: non commercial
  • Item location: Goleta, California USA
  • Ships to: US
  • Shipping: 37,26 EUR
  • on EBAY
  • Description

    test very good and almost the same on my Hickok 6000 tester.

1 nice test nos rca welded plate 6550 tube #P126

End: 27.09. 2021 06:50:41 on Monday
  • Condition: Used
  • Price: 51.21 EUR Auktion
  • Status: sold
  • Item number: 265324466611
  • Counter: 41
  • Bids: 1
  • Seller: laurferre_33 (5606|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Belpre, Ohio USA
  • Ships to: US
  • Shipping: 14,66 EUR
  • on EBAY

Tube Stems & base NOS for 6L6 el34 6550 kt88 66 ? make your own rca genelex etc

End: 26.09. 2021 16:27:38 on Sunday
  • Condition: New: Other
  • Price: 7.69 EUR Auktion
  • Status: unsold
  • Item number: 203613031366
  • Counter: 99
  • Bids: 0
  • Seller: so_new_york (1012|100.0%)
  • Seller information: non commercial
  • Item location: West Hollywood, California USA
  • Ships to: Worldwide
  • Shipping: 75,91 EUR
  • on EBAY

Quad set RCA 6550 /KT88 Power Tetrodes-New Old Stock TEST STRONG

End: 19.09. 2021 05:29:43 on Sunday
  • Condition: New: Other
  • Price: 268.38 EUR Auktion
  • Status: sold
  • Item number: 255127792690
  • Counter: 380
  • Bids: 3
  • Seller: johnmurt (1481|97.6%)
  • Seller information: non commercial
  • Item location: Tinbeerwah, QLD Australien
  • Ships to: Worldwide
  • Shipping: 25,48 EUR
  • on EBAY

VACUUM TUBES - 6550 SYLVANIA/RCA W BOXES - MATCHED PAIR - TESTED! GUARANTEED!

End: 13.09. 2021 03:03:47 on Monday
  • Condition: Used
  • Price: 319.84 EUR FESTPREIS
  • Status: sold
  • Item number: 254172586312
  • Counter: 1726
  • Seller: sas_dle (585|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: Phoenix, Arizona USA
  • Ships to: Worldwide
  • Shipping: 110,11 EUR
  • on EBAY

Matched Pair Vintage Tung-Sol (RCA label) 6550 NOS NIB Vacuum Tubes

End: 12.09. 2021 00:06:11 on Sunday
  • Condition: New: Other
  • Price: 253.5 EUR Auktion
  • Status: unsold
  • Item number: 114970869774
  • Counter: 186
  • Bids: 0
  • Seller: bigappleaudio (1146|99.4%)
  • Seller information: non commercial
  • Item location: Ridgefield, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 51,3 EUR
  • on EBAY

6550 x2 RCA Tubular Power Output Tube-Tested 110%-Date Match 1977 -Free Shipping

End: 10.09. 2021 23:41:08 on Friday
  • Condition: Used
  • Price: 152.09 EUR FESTPREIS
  • Status: unsold
  • Item number: 174857071648
  • Counter: 213
  • Seller: rkoch173551zq6 (1800|99.7%)
  • Seller information: non commercial
  • Item location: Yorba Linda, California USA
  • Ships to: Americas
  • Shipping: 24,02 EUR
  • on EBAY

Matched Pair of Tung-Sol (RCA label) 6550 NOS NIB Vacuum Tubes

End: 03.09. 2021 18:47:59 on Friday
  • Condition: New
  • Price: 344.93 EUR FESTPREIS
  • Status: unsold
  • Item number: 224568615293
  • Counter: 313
  • Seller: tubetroniks (5139|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: Ashland, Oregon USA
  • Ships to: Worldwide
  • Shipping: 18,75 EUR
  • on EBAY

Four USA RCA TUNG-SOL 6550 KT88 vacuum tubes NR

End: 23.08. 2021 03:30:18 on Monday
  • Condition: Used
  • Price: 109.17 EUR Auktion
  • Status: sold
  • Item number: 174893252427
  • Counter: 469
  • Bids: 27
  • Seller: liteshowspecial (909|100.0%)
  • Seller information: non commercial
  • Item location: Palo Alto, California USA
  • Ships to: Worldwide
  • Shipping: 46,21 EUR
  • on EBAY

Pair RCA TUNG-SOL 6550 KT88 vacuum tubes tested matched codes NIB USA

End: 23.08. 2021 03:28:25 on Monday
  • Condition: New: Other
  • Price: 205.9 EUR Auktion
  • Status: sold
  • Item number: 185000334356
  • Counter: 381
  • Bids: 18
  • Seller: liteshowspecial (909|100.0%)
  • Seller information: non commercial
  • Item location: Palo Alto, California USA
  • Ships to: Worldwide
  • Shipping: 46,21 EUR
  • on EBAY

Pair RCA TUNG-SOL 6550 KT88 vacuum tubes tested matched codes NIB USA

End: 23.08. 2021 03:20:23 on Monday
  • Condition: New
  • Price: 142.36 EUR Auktion
  • Status: sold
  • Item number: 174893125710
  • Counter: 467
  • Bids: 32
  • Seller: liteshowspecial (909|100.0%)
  • Seller information: non commercial
  • Item location: Palo Alto, California USA
  • Ships to: Worldwide
  • Shipping: 46,21 EUR
  • on EBAY

Matched Pair of Tung-Sol (RCA label) 6550 NOS NIB Vacuum Tubes

End: 11.08. 2021 22:53:49 on Wednesday
  • Condition: New
  • Price: 296.5 EUR FESTPREIS
  • Status: unsold
  • Item number: 224539132436
  • Counter: 283
  • Seller: tubetroniks (5124|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: Ashland, Oregon USA
  • Ships to: Worldwide
  • Shipping: 18,85 EUR
  • on EBAY

Matched Pair of Tung-Sol (RCA label) 6550 NOS NIB Vacuum Tubes

End: 18.07. 2021 20:18:22 on Sunday
  • Condition: New
  • Price: 337.33 EUR FESTPREIS
  • Status: unsold
  • Item number: 224511994631
  • Counter: 245
  • Seller: tubetroniks (5106|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: Ashland, Oregon USA
  • Ships to: Worldwide
  • Shipping: 45,92 EUR
  • on EBAY

Vintage RCA 6550 Endstufen-HiFi-Röhre / Power Audio Electron Tube, NIB, NOS

End: 08.07. 2021 02:48:19 on Thursday
  • Condition: New: Other
  • Price: 98.8 EUR FESTPREIS
  • Status: unsold
  • Item number: 124783522610
  • Counter: 130
  • Seller: smart-selection-shop (3470|100.0%)
  • Seller information: Commercial
  • Item location: Hamburg Deutschland
  • Ships to: Worldwide
  • Shipping: 0,0 EUR
  • on EBAY

Vintage RCA 6550 Endstufen-Hifi-Röhre / Puissance Audio Électron Tube, Nib, NOS

End: 08.07. 2021 02:45:50 on Thursday
  • Condition: New: Other
  • Price: 99.64 EUR FESTPREIS
  • Status: unsold
  • Item number: 124785008114
  • Counter: 79
  • Seller: smart-selection-shop (3475|100.0%)
  • Seller information: Commercial
  • Item location: Hamburg Deutschland
  • Ships to: Worldwide
  • Shipping: 0,0 EUR
  • on EBAY

Vintage RCA 6550 Endstufen-Hifi-Röhre / Power Audio Elettrone Tubo, Pennino, NOS

End: 08.07. 2021 02:45:50 on Thursday
  • Condition: New
  • Price: 101.3 EUR FESTPREIS
  • Status: unsold
  • Item number: 124785003350
  • Counter: 23
  • Seller: smart-selection-shop (3475|100.0%)
  • Seller information: Commercial
  • Item location: Hamburg Deutschland
  • Ships to: Worldwide
  • Shipping: 0,0 EUR
  • on EBAY

Vintage RCA 6550 Endstufen-Hifi-Röhre/Power Audio Electron Tubo, Nib , NOS

End: 08.07. 2021 02:45:50 on Thursday
  • Condition: New
  • Price: 100.47 EUR FESTPREIS
  • Status: unsold
  • Item number: 124785003341
  • Counter: 15
  • Seller: smart-selection-shop (3475|100.0%)
  • Seller information: Commercial
  • Item location: Hamburg Deutschland
  • Ships to: Worldwide
  • Shipping: 0,0 EUR
  • on EBAY

Vintage RCA 6550 Endstufen-Hifi-Röhre/Power Audio Electron Tube, Nib, NOS

End: 08.07. 2021 02:44:47 on Thursday
  • Condition: New: Other
  • Price: 100.17 EUR FESTPREIS
  • Status: sold
  • Item number: 124785008123
  • Counter: 86
  • Seller: smart-selection-shop (3474|100.0%)
  • Seller information: Commercial
  • Item location: Hamburg Deutschland
  • Ships to: Worldwide
  • Shipping: 0,0 EUR
  • on EBAY

(2) NOS NIB 3- Hole Tungsol Made RCA Logo 6550 = KT88 3 O Getter Audio Tubes

End: 04.07. 2021 20:58:50 on Sunday
  • Condition: New
  • Price: 191.33 EUR FESTPREIS
  • Status: sold
  • Item number: 154517607444
  • Counter: 52
  • Seller: millerstubes (8329|100.0%)
  • Seller information: non commercial
  • Item location: Salem, Oregon USA
  • Ships to: Worldwide
  • Shipping: 41,9 EUR
  • on EBAY

Pair RCA 6550 tubes tested NOS for mcintosh MC60

End: 19.06. 2021 06:41:25 on Saturday
  • Condition: Used
  • Price: 169.13 EUR FESTPREIS
  • Status: sold
  • Item number: 144073919088
  • Counter: 215
  • Seller: enk626-2012 (1829|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: clearwater lake USA
  • Ships to: Worldwide
  • Shipping: 28,32 EUR
  • on EBAY

Audio amplifier power tubes RCA 6550, set of 4 tubes made in USA, NOS

End: 03.06. 2021 10:44:01 on Thursday
  • Condition: New: Other
  • Price: 499.0 EUR FESTPREIS
  • Status: sold
  • Item number: 154456895664
  • Counter: 102
  • Seller: wallstreetduvel (191|100.0%)
  • Seller information: non commercial
  • Item location: Brussels Belgien
  • Ships to: Worldwide
  • Shipping: 26,0 EUR
  • on EBAY

6550 KT 88 RCA Audio Receiver Guitar Vacuum Tube Tested

End: 09.05. 2021 20:26:12 on Sunday
  • Condition: Used
  • Price: 46.03 EUR FESTPREIS
  • Status: sold
  • Item number: 144028652978
  • Counter: 170
  • Seller: chukv (13195|100.0%)
  • Seller information: Commercial (with base shop)
  • Item location: Westwood, Massachusetts USA
  • Ships to: Worldwide
  • Shipping: 18,67 EUR
  • on EBAY