Sylvania 2A4 2A4G Vacuum Tube Shoulder ST-Shape NOS NIB

Sylvania 2A4 2A4G Vacuum Tube Shoulder ST-Shape NOS NIBThis new old stock, new in box Sylvania 2A4G tube tested to spec. 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 $250 IN VALUE. IF AN ITEM IS MARKED

The paper appears moderately-thick and to be of high quality as it is only slightly-yellowed after nearly 120 years

ribbed-plate top D getter 35B5s were tested on our Paul Hart-calibrated TV7/U (where minimum (65%) is 23) and measured 49 and 50

There is no listening report as this LP is still sealed

new in Sylvania 12FX5 tubes tested to spec on our Paul Hart-calibrated TV7/U

This matched trio of Raytheon 5Z4 rectifier tubes were tested on our Paul Hart-calibrated TV7/U for shorts

4 milliamps' plate current and measured 1460 micromhos

This Wards type 78 tube tested to spec on our Paul Hart-calibrated TV7/U

This pristine Mullard EY86 / 6S2 rectifier was tested on our Paul Hart-calibrated TV7/U for shorts

4 dB (-92 dB is the Maxi-Matcher's noise floor)

IN OVER 7000 TRANSACTIONS

52/52 and 53/53 where minimum (65%) is 40/40

new in box True Value-labeled Type 32 tube tested to spec on our Paul Hart-calibrated Hickok TV7/U