On Sale At needcsi.org!

81 Tube


telefunken tube blowout ECC81 ECC83 7 TUBES TOTAL !!!

$60.00


Telefunken ECH81 / 6AJ8 Vacuum Tube tests strong

$12.00


NOS NIB RCA 12AT7 ECC81 PREAMP TUBE

$20.00


Pair RCA Radiotron type 81 big bulb tubes - Strong Pair - Closely matched

$29.00


JJ EZ81 / 6CA4 Rectifier Vacuum Tube

$11.95


NOS Telefunken ECH81 / 6AJ8 Vacuum Tube

$9.99


Mullard Blackburn EZ81 / 6CA4 tube

$15.00


JJ ECC81 / 12AT7 Preamp Vacuum Tube

$9.95


1x Ruby 12AT7 ECC81 12AT7-C ~5751 Vacuum Tube, High Gain, $9 each NIB new

$7.00


RCA 12AT7WA 1952 USA NOS Sleeve 5 Tubes OEM Boxes E81CC ECC81 12AT7 CV4024

$62.95


Pair of GE 6CA4 EZ81 NOS NIB Vacuum Tubes - Same Dates

$40.00


Jan Sylvania 12AT7WC / ECC81 Pre Amp Vacuum Tube NOS TESTED Black Plate 86-78 50

$6.49


RCA 12AT7/ECC81 Vacuum Tube Tested Strong!

$9.95


RARE AMPEREX MADE FOR IBM 6211 LONG PLATE VACUUM TUBE 12AT7 ECC81 (BJR6022)

$49.99


NIB new Electro Harmonix 12AT7 / ECC81 vacuum tube

$11.19


One Excellent SIEMENS ECC81 12AT7 Tube HIFI TESTED GOOD Balanced

$14.95


ER281 (81) Vacuum Tube, Used tested.

$9.95


Mullard SINGLE NEW NIB 12AT7 ECC81 Tube

$19.95


UCH81 radio & TV tube / NOS / FREE SHIPPING /

$6.95


Brand New ECC81 (12AT7) RFT (Germany) NOS vacuum tube, one of the best sounding

$16.97


(1) RCA 12AT7/ECC81 VACUUM TUBE USED USA TESTED/AUDITIONED IN AMP!

$17.50


Genalex PAIR FACTORY Platinum Matched Gold Lion 12AT7 ECC81 B739 Tubes Gold Pins

$66.95


One - Excellent RCA 12AT7 ECC81 Audio Tube NIB HIFI Tested HIGH Balanced Clean

$17.95


ECC81/12AT7 RFT Germany NOS tubes 2 pcs. tested

$29.90


AMPEREX Holland BUGLE BOY 12AT7 ECC81 FOIL D Getter VACUUM TUBE #10.6376

$22.95


1 RCA Nos 12AT7/ECC81 Vintage Tube

$10.00


1-Sylvania 12AT7 ECC81 Vacuum Tube Tested Black Plates O Getter Balanced

$6.99


Strong Hot Rods SLM Electronics Gray Plate O Getter 12AT7 / ECC81 RFT Tube

$24.99


(1) NIB 12AT7/ECC81 Tube - Various Brands - USA

$12.00


(3) Vintage Mullard GE 12AT7 ECC81 Vacuum Tubes NOS NIB Great Britain 1969 1970

$9.99


AMPEREX BUGLE BOY 12AT7 ECC81 RADIO VACUUM TUBE MADE IN ENGLAND, TESTED

$18.00