6 US-Made 6K5 6K5GT Vacuum Tubes NOS NIB Lot Of Six As Published In The Tube Two Transconductance: 45/45

Tube Two Transconductance: 45/45

This nicely-illustrated story book is in very good condition

This Sylvania milspec / industrial 5814 / 12AU7 / ECC82 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

Tube Two measured 10

This hardcover book is in fair condition

6 US-Made 6K5 6K5GT Vacuum Tubes NOS NIB Lot Of Six As Published In The Tube Two Transconductance: 45/45These new old stock, new in box 6K5GT tubes tested to spec on our Paul Hart calibrated TV7 U. Five are Sylvania and one is National Union. 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