Matched Trio Sylvania 12B4 12B4A Vacuum Tubes NOS NIB 6GV5 NOS NIB a round and square hole
$16.43
Description
a round and square hole in each mica spacer
67 and 71 where minimum (65%) is 46
This RCA 6DC6 tube tested to spec on our Paul Hart-calibrated TV7/U
This lot of three Sylvania 12BR7 tubes tested to spec on our Paul Hart-calibrated TV7/U
where minimum (65%) is 25/25 and 100% is 38
Matched Trio Sylvania 12B4 12B4A Vacuum Tubes NOS NIB 6GV5 NOS NIB a round and square holeThis new old stock, new in box matched trio of Sylvania MANUFACTURED, Emerson BRANDED 12B4A tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 44, 44 and 48 where minimum (65%) is 32 and 100% is 49. Wish I could tell you how they sound, but I don't have any equipment that uses these. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
