HERE IS A SUPER SWEET PAIR OF NOS/NIB (NEW OLD STOCK & NEW IN BOX) GE 6550A VINTAGE TUBES. THESE 6550A TUBES HAVE GRAY PINCHED PLATES, DUAL TOP SLANTED HALO DISC. GETTERS & SINGLE SIDE HALO GETTERS WITH METAL BASES AN WHITE SILK LABELING THAT IS VERY READABLE WITH SOME RUB OFF FROM BOXES !! WHAT YOU SEE IN THE PICTURES, IS WHAT YOU GET !!

~~~MATCHING DATE CODE ON TUBES~~~

                        FT 188-5

THESE 6550A TUBES WERE TESTED ON A GREAT FRIEND OF MINES LONGHIN 460 TUBE TESTER. THE SETTINGS FOR THE TEST CALLED FOR 250V, SO MY FRIEND SAID WE SHOULD TEST THEM AT A FEW DIFFERENT VOLT SETTINGS, SO WE DID !

******LONGHIN 460 MILLIAMPS TEST RESULTS******

1 ~ 243MA AT 250V / 205MA AT 225V / 168MA AT 200V / 133MA AT 175V

2 ~ 263MA AT 250V / 222MA AT 225V / 183MA AT 200V / 145MA AT 175V

THESE 6550A TUBES ARE GREAT FOR YOUR GUITAR / HI-FI / STEREO / AUDIO TUBE AMPLIFIERS !!

PACKED & SHIPPED WITH LOVE & CARE !! EXTRA INSURANCE IS INCLUDED !!

?????? ANY QUESTIONS YOU HAVE, PLEASE ASK AWAY, I WILL DO THE BEST I CAN ??????

THANX FOR CHECKING OUT MY AUCTION & GOOD LUCK !!

CHECK OUT MY OTHER VINTAGE AUCTIONS AS-WELL

I DO COMBINED SHIPPING, SO CONTACT ME AFTER AUCTION, SO I CAN SEND YOU THE RIGHT INVOICE.

THANX FOR YOUR TIME & GOOD LUCK BIDDING TO ALL......