General Electric GE 19CG3 Vacuum Tube Valve NOS NIB Heinrich Schuetz This tube has black plates

This tube has black plates

new in box RCA number / type 43 tubes tested to spec on our Paul Hart-calibrated TV7/U

It has a sheet getter

The Zenith is hermetically-sealed and could not be tested

They were made by Ken-Rad although one is branded "Crosley

General Electric GE 19CG3 Vacuum Tube Valve NOS NIB Heinrich Schuetz This tube has black platesThis new old stock, new in box GE 19CG3 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 THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. 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.