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2x Sylvania 6550 MATCHED PAIR TUBES Excellent Condition! New Years Sale! KT88

End: 01.01. 2013 01:10:12 on Tuesday
  • Condition:
  • Price: 59.37 EUR FESTPREIS
  • Status: sold
  • Item number: 170966776997
  • Counter: 40
  • Seller: wfreiden (320|98.2%)
  • Seller information: non commercial
  • Item location: Nashville, Tennessee USA
  • Ships to: Worldwide
  • Shipping: 5 EUR
  • on EBAY

4Pcs. SYLVANIA 6550 (655A/KT88) Tested by AVO mkIV 72ma/72ma/74ma/76ma

End: 29.12. 2012 12:15:53 on Saturday
  • Condition:
  • Price: 490 USD FESTPREIS
  • Status: sold
  • Item number: 300831651578
  • Seller: adio246 (1124|10000%)
  • Seller information: Unbekannt
  • Item location: TAIPEI Taiwan
  • Ships to: Weltweit
  • Shipping: 15 USD
  • on EBAY

4 nos nib sylvania 6550 tubes matched readings and date codes perfect quad kt88

End: 24.12. 2012 10:00:17 on Monday
  • Condition:
  • Price: 385 USD FESTPREIS
  • Status: sold
  • Item number: 181049119094
  • Seller: ratchbane (1140|10000%)
  • Seller information: Unbekannt
  • Item location: Tonopah, Arizona USA
  • Ships to: Weltweit
  • Shipping: 8 USD
  • on EBAY

2 Vintage GTC Sylvania KT-88 6550 Radio Amplifier Tubes with Original Boxes

End: 18.12. 2012 06:42:16 on Tuesday
  • Condition:
  • Price: 76 USD Auktion
  • Status: sold
  • Item number: 290829301947
  • Bids: 11
  • Seller: brassmonkeyantiques (3289|10000%)
  • Seller information: Commercial (with base shop)
  • Item location: Bedminster, Pennsylvania USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

Sylvania 6550 Power Audio Output Tube = KT88 ? NOS ? TESTS 100% ?

End: 12.12. 2012 07:30:35 on Wednesday
  • Condition:
  • Price: 42,99 USD Auktion
  • Status: sold
  • Item number: 170953962296
  • Bids: 9
  • Seller: richmondtubes (2108|9990%)
  • Seller information: Non Commercial (with base shop)
  • Item location: Henrico, Virginia USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

2 CK6550 Audio Tubes -Raytheon, Sylvania - CK 6550

End: 12.12. 2012 02:56:19 on Wednesday
  • Condition:
  • Price: 88,99 USD Auktion
  • Status: sold
  • Item number: 330839695148
  • Bids: 8
  • Seller: speakerguy2002 (7903|10000%)
  • Seller information: Commercial (with top shop)
  • Item location: Caledonia, Michigan USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

6550 Sylvania vacuum tube

End: 10.12. 2012 08:45:38 on Monday
  • Condition:
  • Price: 40,88 USD Auktion
  • Status: sold
  • Item number: 200857925895
  • Bids: 5
  • Seller: mjl3154 (568|10000%)
  • Seller information: non commercial
  • Item location: Mount Pleasant, Utah USA
  • Ships to: Weltweit
  • Shipping: 6 USD
  • on EBAY

2 nos! philips sylvania 6550 tubes matched made in usa kt88 mcintoshl!

End: 24.11. 2012 22:01:27 on Saturday
  • Condition:
  • Price: 175 USD FESTPREIS
  • Status: sold
  • Item number: 181028774355
  • Seller: ratchbane (1085|10000%)
  • Seller information: Unbekannt
  • Item location: Tonopah, Arizona USA
  • Ships to: Weltweit
  • Shipping: 10 USD
  • on EBAY

2 nos! philips sylvania 6550 6550a tubes matched made in usa kt88 mcintosh! #2

End: 24.11. 2012 21:59:41 on Saturday
  • Condition:
  • Price: 175 USD FESTPREIS
  • Status: sold
  • Item number: 181028774964
  • Seller: ratchbane (1085|10000%)
  • Seller information: Unbekannt
  • Item location: Tonopah, Arizona USA
  • Ships to: Weltweit
  • Shipping: 10 USD
  • on EBAY

(1) 6550 Tube - SYLVANIA (made by Tung-Sol) - USA -1960s (ST Glass, NOS??)

End: 21.11. 2012 08:06:09 on Wednesday
  • Condition:
  • Price: 74,95 USD Auktion
  • Status: sold
  • Item number: 370689665148
  • Bids: 1
  • Seller: vintagelectron (7745|10000%)
  • Seller information: Non Commercial (with top shop)
  • Item location: Boston, MA USA
  • Ships to: Weltweit
  • Shipping: 4,15 USD
  • on EBAY

2 CK6550 Audio Tubes -Raytheon, Sylvania - CK 6550

End: 20.11. 2012 22:20:15 on Tuesday
  • Condition:
  • Price: 142,49 USD Auktion
  • Status: sold
  • Item number: 360510908923
  • Bids: 9
  • Seller: speakerguy2002 (7713|10000%)
  • Seller information: Commercial (with top shop)
  • Item location: Caledonia, Michigan USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

6550 Sylvania Tubes NEW Matched Pair NOS No Reserve

End: 19.11. 2012 05:27:24 on Monday
  • Condition:
  • Price: 94,7 USD Auktion
  • Status: sold
  • Item number: 190755403488
  • Bids: 9
  • Seller: geniuspc (191|10000%)
  • Seller information: Unbekannt
  • Item location: Agoura, CA USA
  • Ships to: Weltweit
  • Shipping: 5 USD
  • on EBAY

6550 Sylvania Tubes NEW Matched Pair NOS No Reserve

End: 19.11. 2012 05:10:35 on Monday
  • Condition:
  • Price: 83,22 USD Auktion
  • Status: sold
  • Item number: 190755396937
  • Bids: 10
  • Seller: geniuspc (191|10000%)
  • Seller information: Unbekannt
  • Item location: Agoura, CA USA
  • Ships to: Weltweit
  • Shipping: 5 USD
  • on EBAY

6550 Sylvania test new Matched Pair No Reserve

End: 19.11. 2012 04:24:40 on Monday
  • Condition:
  • Price: 79,88 USD Auktion
  • Status: sold
  • Item number: 190755382378
  • Bids: 5
  • Seller: geniuspc (191|10000%)
  • Seller information: Unbekannt
  • Item location: Agoura, CA USA
  • Ships to: Weltweit
  • Shipping: 5 USD
  • on EBAY

NICE & FAMOUS COUPLE 6L6GC 6L6 6550 KT66 SYLVANIA ONLY different logo USA 100%!

End: 16.11. 2012 02:32:15 on Friday
  • Condition:
  • Price: 50 USD Auktion
  • Status: sold
  • Item number: 271099769262
  • Bids: 1
  • Seller: bullet68_it (1566|9930%)
  • Seller information: non commercial
  • Item location: MILANO Italien
  • Ships to: Weltweit
  • Shipping: 20,5 USD
  • on EBAY

4 nos nib sylvania 6550 tubes matched readings and date codes perfect quad kt88

End: 14.11. 2012 22:00:45 on Wednesday
  • Condition:
  • Price: 385 USD FESTPREIS
  • Status: sold
  • Item number: 181024599205
  • Seller: ratchbane (1085|10000%)
  • Seller information: Unbekannt
  • Item location: Tonopah, Arizona USA
  • Ships to: Weltweit
  • Shipping: 8 USD
  • on EBAY

One (1) matched quad of NOS/NIB Sylvania 6550

End: 10.11. 2012 20:24:56 on Saturday
  • Condition:
  • Price: 300 USD FESTPREIS
  • Status: sold
  • Item number: 181021715378
  • Seller: widerangesound (1140|10000%)
  • Seller information: non commercial
  • Item location: Essex, MD USA
  • Ships to: Weltweit
  • Shipping: 15 USD
  • on EBAY

6550 Tung Sol Branded Sylvania Match Pair NOS-New 1970s No Reserve

End: 13.10. 2012 04:24:09 on Saturday
  • Condition:
  • Price: 280 USD Auktion
  • Status: sold
  • Item number: 120997478774
  • Bids: 14
  • Seller: pentiumpc (9|10000%)
  • Seller information: Unbekannt
  • Item location: malibu, CA USA
  • Ships to: Weltweit
  • Shipping: 10 USD
  • on EBAY

TWO SYLVANIA MADE 6550 VACUUM TUBES 1960s VINTAGE

End: 13.10. 2012 00:33:12 on Saturday
  • Condition:
  • Price: 83,2 USD Auktion
  • Status: sold
  • Item number: 320996035403
  • Bids: 8
  • Seller: brentjes (1372|10000%)
  • Seller information: Non Commercial (with base shop)
  • Item location: Barrington, Illinois USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

**** Pair Of Sylvania 6550 NOS ****

End: 24.08. 2012 02:55:07 on Friday
  • Condition:
  • Price: 103,5 USD Auktion
  • Status: sold
  • Item number: 330781296481
  • Bids: 11
  • Seller: blasterman1971 (227|10000%)
  • Seller information: Unbekannt
  • Item location: WESTERN NEW YORK USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

Sylvania 6SN7 GTA rare Tall Chrome Top NOS tube for 300B 2A3 6550 KT88 EL34

End: 23.08. 2012 07:01:22 on Thursday
  • Condition:
  • Price: 26,55 USD Auktion
  • Status: sold
  • Item number: 251130567461
  • Bids: 3
  • Seller: leo_parleur (88|10000%)
  • Seller information: Unbekannt
  • Item location: St-Jean-sur-Richelieu, QC Kanada
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

Sylvania 6SN7 GTA rare Tall Chrome Top NOS tube for 300B 2A3 6550 KT88 EL34

End: 23.08. 2012 07:00:10 on Thursday
  • Condition:
  • Price: 41,11 USD Auktion
  • Status: sold
  • Item number: 251130564881
  • Bids: 4
  • Seller: leo_parleur (88|10000%)
  • Seller information: Unbekannt
  • Item location: St-Jean-sur-Richelieu, QC Kanada
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY

Vintage Sylvania 6550 Vacuum Tube Side Getter USA

End: 14.08. 2012 07:53:14 on Tuesday
  • Condition:
  • Price: 55,77 USD Auktion
  • Status: sold
  • Item number: 140819590174
  • Bids: 9
  • Seller: goldengavellistings (3812|10000%)
  • Seller information: Non Commercial (with base shop)
  • Item location: Marion, Illinois USA
  • Ships to: Weltweit
  • Shipping: 3 USD
  • on EBAY

SYLVANIA 6550 VACUUM TUBE, USED, TESTED

End: 06.08. 2012 05:49:40 on Monday
  • Condition:
  • Price: 78,99 USD Auktion
  • Status: sold
  • Item number: 251119037462
  • Bids: 14
  • Seller: pphillips61685k (888|10000%)
  • Seller information: Unbekannt
  • Item location: Hughesville, MO USA
  • Ships to: Weltweit
  • Shipping: 0 USD
  • on EBAY