RCA 8CX8 Vacuum Tube Valve NOS NIB Symphony anode radiators for cooler operation

anode radiators for cooler operation and longer tube life and saucer getters

They have 1-43 188-5 and 3-52 188-5 date/provenance codes

new in box Sylvania 36AM3B tube tested to spec on our Paul Hart-calibrated TV7/U

ladder plates and side D-getters

They're a bit microphonic

RCA 8CX8 Vacuum Tube Valve NOS NIB Symphony anode radiators for cooler operationThis new old stock, new in box RCA 8CX8 tube tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE, PETTY 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