4 Philco Number Type 27 #27 Vacuum Tubes Stamped / Engraved Bases Lot Of Four Makin' Love This new old stock-testing matched

This new old stock-testing matched pair of RCA 6CG7 / 6FQ7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

It measured 69/65 where minimum (65%) is 50/50 and 100% is 77/77

They sound spacious with excellent dynamic range and frequency response on these challenging pieces -- and are dead quiet when the CD player is muted

These nine TCA UY-224 globe

4 Philco Number Type 27 #27 Vacuum Tubes Stamped / Engraved Bases Lot Of Four Makin' Love This new old stock-testing matchedThese four Philco engraved base number type 27 tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas; and they measured as follows: 40, 41, 42 and 44 where minimum (65%) is 25 and 100% is 38. 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