*****SELLING WORLDWIDE*****
 Platinum matched pair(well-balanced TUBE-TUBE & triode-triode  in transconductance and plate current).
>>>> PAIR TELEFUNKEN ECC82 12AU7,<> buttom,smooth plates,super tubes,95-98% print visible,MADE IN GERMANY.premium quality 12AU7/ECC82.
****TWICE TESTED;
      1st)NO SHORTS,NO GAS AND VERY STRONG TRANSCONDUCTANCE.
      2nd) TUBES ARE NOT USABLE UNLESS THEY ARE LIVE AUDIO TESTED WITH NO HUM,VERY LOW NOISE and NON-MICROPHONIC.TESTED  USING MODIFIED DYNACO PAS 3 & TUBE OTL.
 <<<<Test NOS & super strong,having a minimum of,
 TUBE1) 102/106 uSIEMENS & 11.8/12.6 ma
 TUBE2) 104/106 uSIEMENS & 12.1/12.4 ma  
 WHERE 56/56 is minimum and NOS start at 86/86 with DAN NELSON's newly calibrated LORENZ 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.
 
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*****QUESTIONS ARE ALWAYS WELCOME.