You are buying a matched pair of Sylvania 5U4GB tubes. These were tested using my recently refurbished and calibrated TV-7 Tube Tester. Testing – Minimum Acceptance @65% is 40. This west tested very strong. NOS is considered 61. These were tested for shorts and leakage.
60%
5U4GB SYLVANIA BLACK PLATE MATCHED PAIR TV7 TESTED
Original price was: $30.80.$18.48Current price is: $18.48.
Related products
-
GE 5U4GB Tubes 3 PIECES
Original price was: $44.00.$26.40Current price is: $26.40. -
Matched Pair RCA 5U4GB Rectifier Tubes
Original price was: $25.52.$15.31Current price is: $15.31. -
Vacuum Tube, 5U4GB, JJ Electronics, Rectifier
Original price was: $18.11.$10.87Current price is: $10.87. -
5U4GB vintage Vacuum Audio Tube RCA
Original price was: $17.42.$10.45Current price is: $10.45. -
SYLVANIA 5U4GB-5AS4A VACUUM TUBE NSNP
Original price was: $19.36.$11.61Current price is: $11.61. -
NOS GE 5U4GB Vacuum Tube ~ Test Good
Original price was: $9.63.$5.78Current price is: $5.78. -
One 5U4GB Tube, By GE (USA), NOS Ratings
Original price was: $8.36.$5.01Current price is: $5.01. -
New in Box PHILCO 5U4GB ELECTRON TUBE REPLACEMENT
Original price was: $55.39.$33.23Current price is: $33.23. -
Надежная сменная вакуумная трубка 5U4GB Б/У
Original price was: $11.40.$6.84Current price is: $6.84. -
SYLVANIA ,NATIONAL AND RAYTHEON 5U4GB Tubes 3 PIECES
Original price was: $35.20.$21.12Current price is: $21.12. -
GE Vacuum Tubes 6AS7GA and 5U4GB, Set of 2
Original price was: $43.95.$26.37Current price is: $26.37. -
VINTAGE NOS SYLVANIA VACUUM TUBE UNTESTED 5u4gb
Original price was: $7.75.$4.65Current price is: $4.65. -
Set Of 3 Vacuum Tube, 5U4GB, JJ Electronics, Rectifier
Original price was: $43.99.$26.39Current price is: $26.39. -
One 5U4GB Tube, RCA, Black Plate, NOS & Even Ratings
Original price was: $7.92.$4.75Current price is: $4.75. -
2 RCA CRC-5U4GB Tubes TESTED Matched Pair NAVY
Original price was: $132.00.$79.20Current price is: $79.20. -
Sylvania 5U4GB Matched Pair Rectifier Tube Hickok 539B Tested
Original price was: $66.00.$39.60Current price is: $39.60. -
One RCA 5U4GB Audio Receiver Rectifier Vacuum Tube Tested
Original price was: $16.71.$10.02Current price is: $10.02. -
5U4GB RCA Audio Receiver Rectifier Vacuum Tube Tested 100%
Original price was: $8.79.$5.27Current price is: $5.27. -
Vacuum Tube Rectifier 5U4Gb Rca 2-Piece Set Used
Original price was: $67.33.$40.40Current price is: $40.40. -
Matched Pair- GE 5U4GB 5AS4A TUBE , O Getter TV7 TESTED
Original price was: $22.00.$13.20Current price is: $13.20.
