*****SELLING WORLDWIDE******
NOS PLATINUM MATCHED QUAD(is matched in triode-triode & tube-tube in transconductance,plate current.
>>>> QUAD NOS SYLVANIA 6SN7 GTA,BAD BOYS.Tubes will be supplied in new Sylvania box .TUBES ARE "STOCK PHOTO",97-99%% PRINT VISIBLE,US MADE,BLACK T-PLATES,WE HAVE ENOUGH TO GIVE A PLATINUM MATCHED TUBES,CLEAN OCTAL PINS,TIGHT BASES.
**** TWICE TESTED.
*****1st)NO SHORTS,NO GAS AND WELL-BALANCED TRIODES IN TRANSCONDUCTANCE AND PLATE CURRENT(PLATINUM MATCHED).
*****2nd)TUBES ARE NOT USABLE UNLESS THEY ARE LIVE AUDIO TESTED WITH NO HUM & NON-MICROPHONIC.TESTED USING MODIFIED DYNACO PAS 3 & TUBE OTL.
Having a minimum of,
TUBE1) 90/92 & 9.5/9.8 ma
TUBE2) 90/90 & 9.5/9.7 ma
TUBE3) 92/92 & 9.6/9.8 ma
TUBE4) 92/94 & 9.7/9.9 ma
uSIEMENS /PLATE CURRENT
WHERE 2100/2100 uSIEMENS IS MINIMUM & NOS START AT 50/50 uSIEMENS USING Dan Nelson's NEWLY CALIBRATED NATO SPECS TV7 TESTER,BUT WE ONLY SELL 77/77 uSIEMENS OR HIGHER.AVAILABLE IN SINGLES & QUADS.
*****TUBES WITHOUT TEST DATA IS NOT WISE DECISION AND LISTING ADS THAT SAY'S "test good"OR "test strong" WITH HIDDEN TEST RESULTS IN VACUUM TUBES IS NOT ENOUGH AND AVOID SURPRISES.
*****Whatever declared value for customs is what you get when item get lost.WE DO COMBINE SHIPPING.
****** MY WORLDWIDE SHIPPING IS ACTUAL USPS REGISTERED MAIL.
******PLEASE CHECK MY OTHER COOL AUDIO STUFF..
*****QUESTIONS ARE ALWAYS WELCOME.
>>>>We will refund you if you choose to return thru ebay but if you want to have it replace,just send it back.Our goal is to make each customer happy.