4 General Electric GE 12AQ5 Vacuum Tubes NOS NIB Lot Of Four 6DW4 T32

4 General Electric GE 12AQ5 Vacuum Tubes NOS NIB Lot Of Four 6DW4 T32These four new old stock, new in box GE 12AQ5 tubes 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 UP TO

new in box Sylvania 5U8 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box GE 1Q5GT/G tube tested to spec on our Paul Hart-calibrated TV7/U

I have no means of testing it and it is sold as-is

Transconductance measured 38/38 for Tube One (CBS-labeled) and 38/42 for Tube Two where minimum (65%) is 32/32

Raytheon CK1123 Raysistor Control Circuit NOS NIB

new in box Tung-Sol 6136 tubes

They have black T plates

new in box Zenith 17CK3 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box US-made 9003 / JAN-CKR-9003 / VT-203 / JRC9003 tubes tested to spec on our on our Paul Hart-calibrated TV7/U

They measured 34/34

This RCA 872A rectifier tube appears gently-used

They measured 85/66 for Tube One and 85/70 for Tube Two where minimum (65%) is 57/57 and 100% is 88/88