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2x General Electric 5691 Röhre / Audio Preamplifier Tube, MIL 6SL7 Red Base

End: 25.08. 2019 11:55:48 on Sunday

• Condition: New: Other
• Price: 198.0 EUR
• Status: sold
• Item number: 323886525412
• Counter: 88
• Seller: gyrotune (6353|100.0%)
• Seller information: Commercial
• Item location: Hamburg
• Ships to: Worldwide
• Shipping: 5,9 EUR
• on EBAY

Pair RCA JAN 5691, Red Base, Matched Readings, Test Strong! (97% NOS)

End: 22.08. 2019 18:18:45 on Thursday

• Condition: New
• Price: 80.23 EUR
• Status: sold
• Item number: 392386296669
• Counter: 44
• Bids: 6
• Seller: w_b_morton (370|100.0%)
• Seller information: non commercial
• Item location: Inver Grove Heights, Minnesota
• Ships to: US
• Shipping: 20,97 EUR
• on EBAY

Pair of RCA (GE label) 5691 NOS NIB Special Red 1960 Vacuum Tubes

End: 16.08. 2019 17:52:54 on Friday

• Condition: New: Other
• Price: 162.93 EUR
• Status: sold
• Item number: 323879611197
• Counter: 22
• Seller: tubetroniks (4467|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Ashland, Oregon
• Ships to: Worldwide
• Shipping: 12,71 EUR
• on EBAY

Pair RCA JAN 5691, Red Base, Matched Readings, Test Strong! (97% NOS)

End: 06.08. 2019 05:19:12 on Tuesday

• Condition: Used
• Price: 67.01 EUR
• Status: sold
• Item number: 392364022539
• Counter: 72
• Bids: 1
• Seller: w_b_morton (366|100.0%)
• Seller information: non commercial
• Item location: Inver Grove Heights, Minnesota
• Ships to: US
• Shipping: 20,99 EUR
• on EBAY

LOT OF 2 6SL7 Vacuum Tubes - ONE TALL TUNG-SOL CHROME TOP and ONE RCA JAN 5691

End: 04.08. 2019 05:01:11 on Sunday

• Condition: Vom Verkäufer generell überholt
• Price: 67.0 EUR
• Status: sold
• Item number: 312688792823
• Counter: 49
• Seller: meoutbidu (8735|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Manteca, California
• Ships to: Worldwide
• Shipping: 42,37 EUR
• on EBAY

Two, RCA 5691 6SL7 black plates reinforcing rods  tubes strong made in 1953 

End: 31.07. 2019 03:32:45 on Wednesday

• Condition: Used
• Price: 69.12 EUR
• Status: sold
• Item number: 264407786465
• Counter: 115
• Bids: 4
• Seller: oldtubesmadeintheusa (100|100.0%)
• Seller information: non commercial
• Item location: Reynoldsburg, Ohio
• Ships to: US
• Shipping: 13,59 EUR
• on EBAY

6188 Sylvania Tube 6SL7 5691 Test New, Well Matched 2.8/2.9ma

End: 24.07. 2019 05:25:52 on Wednesday

• Condition: New
• Price: 16.1 EUR
• Status: sold
• Item number: 401818202366
• Counter: 32
• Bids: 1
• Seller: railtoy (1438|100.0%)
• Seller information: non commercial
• Item location: Oshkosh, Wisconsin
• Ships to: US
• Shipping: 16,23 EUR
• on EBAY

Westinghouse RCA 5691 Vacuum Tube NIB Red Base Premium 6SL7 NIB

End: 24.07. 2019 01:20:25 on Wednesday

• Condition: New
• Price: 66.65 EUR
• Status: sold
• Item number: 401803091439
• Counter: 69
• Seller: greengirl613 (14061|99.9%)
• Seller information: Commercial (with base shop)
• Item location: Matawan, New Jersey
• Ships to: Worldwide
• Shipping: 12,39 EUR
• on EBAY

Strong Matched Pair RCA Red Base 5691 Black Plate Tubes Same 1959 Date

End: 18.07. 2019 18:30:08 on Thursday

• Condition: New: Other
• Price: 107.12 EUR
• Status: sold
• Item number: 163772790426
• Counter: 44
• Seller: vacuumtubesinc (4814|99.4%)
• Seller information: Commercial (with base shop)
• Item location: Orlando, Florida
• Ships to: Worldwide
• Shipping: 19,55 EUR
• on EBAY

1 RCA JAN CRC 5691 aka 6SL7 Vacuum Tube - 3-Mica Red Base Audio Twin Triode

End: 17.07. 2019 06:32:10 on Wednesday

• Condition: Vom Hersteller generell überholt
• Price: 71.75 EUR
• Status: sold
• Item number: 352700917965
• Counter: 97
• Seller: tubes42 (17680|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Entiat, Washington
• Ships to: US
• Shipping: 16,4 EUR
• on EBAY

Strong Matched Pair RCA Red Base 5691 Black Plate Tubes Same 1953 Date

End: 17.07. 2019 04:56:03 on Wednesday

• Condition: Used
• Price: 107.12 EUR
• Status: sold
• Item number: 153561681709
• Counter: 40
• Seller: vacuumtubesinc (4814|99.4%)
• Seller information: Commercial (with base shop)
• Item location: Orlando, Florida
• Ships to: Worldwide
• Shipping: 19,55 EUR
• on EBAY

Strong Matched Pair RCA Red Base JAN 5691 Black Plate Tubes Same 1953 Date

End: 14.07. 2019 14:38:58 on Sunday

• Condition: New
• Price: 107.12 EUR
• Status: sold
• Item number: 163772789777
• Counter: 24
• Seller: vacuumtubesinc (4814|99.4%)
• Seller information: Commercial (with base shop)
• Item location: Orlando, Florida
• Ships to: Worldwide
• Shipping: 19,55 EUR
• on EBAY

Jan 6188 Matched Pair Sylvania Tubes 6SU7 6SL7 5691 100% NOS Matching Dates

End: 06.07. 2019 18:20:41 on Saturday

• Condition: New
• Price: 45.21 EUR
• Status: sold
• Item number: 113804991278
• Counter: 27
• Seller: werks_magic (1823|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Salt Lake City, Utah
• Ships to: US
• Shipping: 17,82 EUR
• on EBAY

PAIR STRONG RCA 5691 RED BASE TUBES Black plate 6SL7 Matching date codes 57-04

End: 01.07. 2019 16:30:13 on Monday

• Condition: New
• Price: 133.91 EUR
• Status: sold
• Item number: 143270806615
• Counter: 135
• Seller: todd*arnold (1325|100.0%)
• Seller information: non commercial
• Item location: Chapel Hill, North Carolina
• Ships to: Worldwide
• Shipping: 31,27 EUR
• on EBAY

3 x NOS NIB 5691 Sylvania Triple Mica Twin Triodes - Same Batch - 539C Tested!

End: 01.07. 2019 03:56:43 on Monday

• Condition: New
• Price: 58.83 EUR
• Status: sold
• Item number: 293132225521
• Counter: 37
• Bids: 5
• Seller: gotham_analog (846|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Fredericksburg, Virginia
• Ships to: Worldwide
• Shipping: 17,57 EUR
• on EBAY

PR NOS, NIB RCA 5691 RED BASE TUBES. BEST PREMIUM 6SL7. 10,000 HOUR HEATERS #5

End: 27.06. 2019 03:34:52 on Thursday

• Condition: New
• Price: 102.57 EUR
• Status: sold
• Item number: 323830204941
• Counter: 148
• Seller: 45amps (203|100.0%)
• Seller information: non commercial
• Item location: Sellersville, Pennsylvania
• Ships to: Worldwide
• Shipping: 42,16 EUR
• on EBAY

Pair RCA Red Base 5691/6SL7 Tubes * 300B Single Ended Power Amp * Tested Great

End: 26.06. 2019 12:44:31 on Wednesday

• Condition: Used
• Price: 62.31 EUR
• Status: sold
• Item number: 233260856354
• Counter: 135
• Seller: classicoco (2980|100.0%)
• Seller information: non commercial
• Item location: San Marino, California
• Ships to: Worldwide
• Shipping: 23,12 EUR
• on EBAY

6188 Matched Pair Sylvania Tubes 6SU7 6SL7 5691 100% NOS NIB Matching Dates

End: 26.06. 2019 05:08:12 on Wednesday

• Condition: New
• Price: 43.05 EUR
• Status: sold
• Item number: 401789984266
• Counter: 29
• Bids: 1
• Seller: railtoy (1434|100.0%)
• Seller information: non commercial
• Item location: Oshkosh, Wisconsin
• Ships to: US
• Shipping: 17,12 EUR
• on EBAY

1 5691 WESTINGHOUSE by RCA Red Base HiFi Amplifier Vacuum Tube Code 62-35

End: 25.06. 2019 07:24:39 on Tuesday

• Condition: New
• Price: 44.55 EUR
• Status: sold
• Item number: 303198829245
• Counter: 14
• Seller: singerhousesound (3637|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Sugar Loaf, New York
• Ships to: Worldwide
• Shipping: 40,11 EUR
• on EBAY

2 RCA 5691 Red Based Black Plate Vacuum Tubes from 1961 & 1964

End: 24.06. 2019 04:31:41 on Monday

• Condition: New
• Price: 83.04 EUR
• Status: sold
• Item number: 401788055585
• Counter: 120
• Bids: 31
• Seller: rpbtex (1135|100.0%)
• Seller information: non commercial
• Item location: Culver City, California
• Ships to: Worldwide
• Shipping: 25,97 EUR
• on EBAY

RCA Red Base 5691 6SL7 Tubes Pair

End: 22.06. 2019 15:44:31 on Saturday

• Condition: New
• Price: 84.43 EUR
• Status: sold
• Item number: 143293916674
• Counter: 124
• Seller: hvantiques (753|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Fairfield, Connecticut
• Ships to: Worldwide
• Shipping: 12,64 EUR
• on EBAY

Two, RCA 5691, red base, matching date pair, high reliability, long life, 6SL7GT

End: 20.06. 2019 06:16:21 on Thursday

• Condition: New
• Price: 141.69 EUR
• Status: sold
• Item number: 283521154369
• Counter: 13
• Seller: igolioto (12625|100.0%)
• Seller information: Commercial (with base shop)
• Item location: Whippany, New Jersey
• Ships to: Worldwide
• Shipping: 19,67 EUR
• on EBAY

Vintage 0D3 CK 5694 5691 6SL7 76 Homebrew Stereo Tube Preamplifier Fixer Project

End: 18.06. 2019 03:05:27 on Tuesday

• Condition: Used
• Price: 534.47 EUR
• Status: sold
• Item number: 233254045670
• Counter: 652
• Bids: 25
• Seller: gadget-guy (9934|100.0%)
• Seller information: non commercial
• Item location: Seattle, Washington
• Ships to: Worldwide
• Shipping: 79,55 EUR
• on EBAY

1 x 5691(6SL7) RCA Tube *Weak*

End: 16.06. 2019 15:00:56 on Sunday

• Condition: New: Other
• Price: 25.85 EUR
• Status: sold
• Item number: 372634089132
• Counter: 96
• Seller: fng2u (4637|99.3%)
• Seller information: Commercial (with base shop)
• Item location: east coast
• Ships to: Worldwide
• Shipping: 15,84 EUR
• on EBAY