*****SELLING WORLDWIDE*****
>>>>THESE ARE PLATINUM MATCHED PAIR TUBES(well-balanced  triode-triode & tube-tube in transconductance and plate current).Within 6% or less.
*****CBS / HYTRON MADE 6SN7 GT PAIR,branded for others or ruboff label but SAME INTERNAL CONSTRUCTION,USED,TIGHT BASE AND VERY CLEAN OCTAL PINS.MOST OF THE RED/WHITE LABEL WERE RUB-OFF 0-30% VISIBLE.PICTURE IS A STOCK PHOTO.
*****TWICE TESTED;
      1st)NO SHORTS,NO GAS AND NO GAS AND VERY STRONG TRANSCONDUCTANCE.
      2nd)TUBES ARE NOT USABLE UNLESS AUDIO TESTED WITH NO HUM and NON-MICROPHONIC,TESTED USING MODIFIED DYNACO PAS 3 AND TUBE OTL.
>>Having a minimum of,
TUBE1) 86/86 uSIEMENS & 9.1/9.2 ma
TUBE2) 86/88 uSIEMENS & 9.1/9.6 ma Or higher.WHERE 50/50 IS MINIMUM AND NOS START AT 77/77 uSIEMENS with Dan Nelson's newly calibrated TV7 TUBE TESTER.
*****TUBES WITHOUT TEST DATA IS NOT SOUND DECISION & LISTING  ADS THAT SAY'S "TEST GOOD" or "TEST STRONG"  WITH HIDDEN TEST RESULTS IN VACUUM TUBES IS NOT ENOUGH AND AVOID SURPRISES.
 ******  WORLDWIDE SHIPPING  WILL BE  BY   USPS  MAIL.
*****QUESTIONS ARE ALWAYS WELCOME.