7 Philco Number Type 27 #27 Vacuum Tubes Engraved Bases Lot Of Seven 9U8 side D-getters and excellent flashing

side D-getters and excellent flashing

They are dead quiet when the preamp is muted and have excellent frequency response

I BUY TUBES IN BULK

This new old stock-testing Sylvania engraved base type 48 tube was tested our Paul Hart-calibrated TV7/U for shorts

It has a sheet getter

7 Philco Number Type 27 #27 Vacuum Tubes Engraved Bases Lot Of Seven 9U8 side D-getters and excellent flashingThese seven Philco number type 27 tubes tested as good on our Paul Hart calibrated TV7 U. Transconductance readings are 26, 26, 28, 28, 31, 32 and 33 where minimum (65%) is 25. 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