Goat Tube Shield For 6K7G 6A8G 6P5G-Size Tubes NIB Lot Of Nine D getter and a 4-09

D getter and a 4-09 188-5 date / provenance code

This matched pair of GE 12B4A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

It is a bit microphonic

Transconductance measured 2670 micromhos for Tube One and 2430 for Tube Two

Goat Tube Shield For 6K7G 6A8G 6P5G-Size Tubes NIB Lot Of Nine D getter and a 4-09This Goat STYLE shield is 107 MM high and approximately 40 MM wide at its greatest diameter. It fits #27, 6K7G, 6A8G and 6P5G size tubes. WE HAVE A VERY LARGE SELECTION OF VACUUM TUBES AND VACUUM TUBE RELATED ITEMS. PLEASE CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP TO $250 IN VALUE. IF AN