Sylvania 3E6 Vacuum Tube Valve NOS NIB Westinghouse

Sylvania 3E6 Vacuum Tube Valve NOS NIB WestinghouseThis Sylvania 3E6 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH IT WE NO LONGER SHIP TO GERMAN ADDRESSES FROM JUNE 1, 2022. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE IT. PLEASE

It has gray

They all test on or near the cusp

This pressing has very light surface noise

This windup ladies' gold-anodized Acqua (Timex's equivalent of Tudor) watch keeps fairly-good time and has never been serviced to my knowledge

44 and 50 where minimum (65%) is 30 and 100% is 47

This matched trio of RCA 6BY5GA tubes were tested on our Paul Hart-calibrated TV7/U for shorts

a sutured top

a flared base

Twenty-four years ago

They tested (from left to right) as follows: 52 and 55 where minimum (65%) is 40 and 100% is 62

new in box 7F8 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box US-made 6B8G tubes tested to spec on our Paul Hart-calibrated TV7/U