4 RCA 7551 Vacuum Tubes Lot Of Four October 7 2021 It is dead quiet when

It is dead quiet when the preamp is muted and has excellent frequency response and dynamics

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

These sixteen new old stock

three horizontal holes underneath and parallel to the plates' short axes and excellent flashing

4 RCA 7551 Vacuum Tubes Lot Of Four October 7 2021 It is dead quiet whenThese 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