RCA VT 231,,,NU 6SN7 GT,,,SYLVANIA 6SN7 WGT NOS,, usedRCA VT 231,,,NU 6SN7 GT ,,,SYLVANIA 6SN7 WGT NOS,,   PLATINUM MATCHED QUAD***** PLATINUM MATCHED QUAD, of USED RCA VT231 or SYVANIA WGT or NATIONAL UNION GT .WITH 7 % OR LESS TRIODE-TRIODE & TUBE-TUBE IN TRANSCONDUCTANCE & PLATE CURRENT,***** PICK ANY QUAD,STOCK ...337.47

RCA VT 231,,,NU 6SN7 GT ,,,SYLVANIA 6SN7 WGT NOS,, PLATINUM MATCHED QUAD [Expired]


no longer for sale

***** PLATINUM MATCHED QUAD, of USED RCA VT231 or SYVANIA WGT or NATIONAL UNION GT .WITH 7 % OR LESS TRIODE-TRIODE & TUBE-TUBE IN TRANSCONDUCTANCE & PLATE CURRENT,***** PICK ANY QUAD,STOCK PHOTO,TIGHT BASES..TUBES WILL BE SUPPLIED IN WHITE BULK BOX..*****TWICE TESTED.  
 ***** 1st,NO SHORTS,NO GAS AND VERY STRONG TRANSCONDUCTANCE, USING HICKOK TUBE TESTER WHERE 2100/2100 uSIEMENS IS MINIMUM AND NEW START AT 2600/2600 uSIEMENS,WE ONLY SELL TUBES WITH  2700/2700 uSIEMENS OR HIGHER.    
 *****2nd,LIVE AUDIO TESTED ON A MODIFIED DYNA PAS II PREAMP  & TUBE OTL AMP.WITH LOW NOISE & NON-MICROPHONIC
.  . *****Questions are always welcome,,, .WE'LL SEND TUBES WITH SIGNATURE CONFIRMATION FOR DOMESTIC SHIPPING DUE TO A LOT OF UNDELIVERED GOODS.,,,WORLDWIDE SHIPPING IS BY USPS  REGISTERED MAIL.