Super Silvertone 35Z4 35Z4GT Vacuum Tube NOS NIB 6SJ7 Black Tube One Transconductance: 45/45

Tube One Transconductance: 45/45

This paperback book is in good condition

THE PRODUCT DEVELOPMENT AND IMPROVEMENT CYCLE IS OVER

This tube has black plates

firmly-cemented to their bases

Super Silvertone 35Z4 35Z4GT Vacuum Tube NOS NIB 6SJ7 Black Tube One Transconductance: 45/45This new old stock, new in box Super Silvertone 35Z4GT tube tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS