4 RCA 7551 Vacuum Tubes Lot Of Four October 7 2021 Tube One measured 72/74 while

Tube One measured 72/74 while Tube Two (Zenith-LABELED) measured 74/73 where minimum (65%) is 50/50 and 100% is 77/77

It comes with a nice band and has a 17 jewel AR-18 in-house-made movement which is in excellent shape with no oxidation or water damage

new in box (for Tube One) matched pair of GE-MANUFACTURED 12SL7 / 12SL7GT dual triodes was tested on our Pau Hart-calibrated TV7/U for shorts

It measured 32/27 where minimum (65%) is 18/18 and 100% is 28/28

These sixteen new old stock

4 RCA 7551 Vacuum Tubes Lot Of Four October 7 2021 Tube One measured 72/74 whileThese four RCA 7551 tubes tested as follows on our Paul Hart calibrated TV7 U: 42, 42, 44 and 48 where minimum (65%) is 30. 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