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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
• Status: sold
• Item number: 181049119094
• Seller: ratchbane (1140|10000%)
• Seller information: Unbekannt
• Item location: Tonopah, Arizona
• 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
• Status: sold
• Item number: 290829301947
• Bids: 11
• Seller: brassmonkeyantiques (3289|10000%)
• Seller information: Commercial (with base shop)
• Item location: Bedminster, Pennsylvania
• 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
• Status: sold
• Item number: 170953962296
• Bids: 9
• Seller: richmondtubes (2108|9990%)
• Seller information: Non Commercial (with base shop)
• Item location: Henrico, Virginia
• 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
• Status: sold
• Item number: 330839695148
• Bids: 8
• Seller: speakerguy2002 (7903|10000%)
• Seller information: Commercial (with top shop)
• Item location: Caledonia, Michigan
• 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
• Status: sold
• Item number: 200857925895
• Bids: 5
• Seller: mjl3154 (568|10000%)
• Seller information: non commercial
• Item location: Mount Pleasant, Utah
• 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
• Status: sold
• Item number: 181028774355
• Seller: ratchbane (1085|10000%)
• Seller information: Unbekannt
• Item location: Tonopah, Arizona
• 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
• Status: sold
• Item number: 181028774964
• Seller: ratchbane (1085|10000%)
• Seller information: Unbekannt
• Item location: Tonopah, Arizona
• 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
• Status: sold
• Item number: 370689665148
• Bids: 1
• Seller: vintagelectron (7745|10000%)
• Seller information: Non Commercial (with top shop)
• Item location: Boston, MA
• 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
• Status: sold
• Item number: 360510908923
• Bids: 9
• Seller: speakerguy2002 (7713|10000%)
• Seller information: Commercial (with top shop)
• Item location: Caledonia, Michigan
• 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
• Status: sold
• Item number: 190755403488
• Bids: 9
• Seller: geniuspc (191|10000%)
• Seller information: Unbekannt
• Item location: Agoura, CA
• 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
• Status: sold
• Item number: 190755396937
• Bids: 10
• Seller: geniuspc (191|10000%)
• Seller information: Unbekannt
• Item location: Agoura, CA
• 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
• Status: sold
• Item number: 190755382378
• Bids: 5
• Seller: geniuspc (191|10000%)
• Seller information: Unbekannt
• Item location: Agoura, CA
• 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
• Status: sold
• Item number: 271099769262
• Bids: 1
• Seller: bullet68_it (1566|9930%)
• Seller information: non commercial
• Item location: MILANO
• 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
• Status: sold
• Item number: 181024599205
• Seller: ratchbane (1085|10000%)
• Seller information: Unbekannt
• Item location: Tonopah, Arizona
• 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
• Status: sold
• Item number: 181021715378
• Seller: widerangesound (1140|10000%)
• Seller information: non commercial
• Item location: Essex, MD
• 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
• Status: sold
• Item number: 120997478774
• Bids: 14
• Seller: pentiumpc (9|10000%)
• Seller information: Unbekannt
• Item location: malibu, CA
• 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
• Status: sold
• Item number: 320996035403
• Bids: 8
• Seller: brentjes (1372|10000%)
• Seller information: Non Commercial (with base shop)
• Item location: Barrington, Illinois
• 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
• Status: sold
• Item number: 330781296481
• Bids: 11
• Seller: blasterman1971 (227|10000%)
• Seller information: Unbekannt
• Item location: WESTERN NEW YORK
• 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
• Status: sold
• Item number: 251130567461
• Bids: 3
• Seller: leo_parleur (88|10000%)
• Seller information: Unbekannt
• Item location: St-Jean-sur-Richelieu, QC
• 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
• Status: sold
• Item number: 251130564881
• Bids: 4
• Seller: leo_parleur (88|10000%)
• Seller information: Unbekannt
• Item location: St-Jean-sur-Richelieu, QC
• 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
• Status: sold
• Item number: 140819590174
• Bids: 9
• Seller: goldengavellistings (3812|10000%)
• Seller information: Non Commercial (with base shop)
• Item location: Marion, Illinois
• 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
• Status: sold
• Item number: 251119037462
• Bids: 14
• Seller: pphillips61685k (888|10000%)
• Seller information: Unbekannt
• Item location: Hughesville, MO
• Ships to: Weltweit
• Shipping: 0 USD
• on EBAY

2 Sylvania 6550, tall bottle, matching pair, KT88, EL34, 6L6

End: 01.08. 2012 01:05:54 on Wednesday

• Condition:
• Price: 84,95 USD
• Status: sold
• Item number: 221080655635
• Bids: 1
• Seller: igolioto (6196|9990%)
• Seller information: Non Commercial (with base shop)
• Item location: Whippany, NJ
• Ships to: Weltweit
• Shipping: 0 USD
• on EBAY

1 NOS SYLVANIA 6550 TUBE, KT88 REPLACEMENT

End: 20.07. 2012 00:03:59 on Friday

• Condition:
• Price: 133,5 USD
• Status: sold
• Item number: 130729507987
• Bids: 8
• Seller: thermionic-radio (152|10000%)
• Seller information: non commercial
• Item location: Redding, CA
• Ships to: Europa
• Shipping: 0 USD
• on EBAY