Vintage Siemens 12AT7 ECC81 Vacuum Tube Very Strong & Balanced ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ The measurements provided were made on a Triplett 3444 that has been modified to test tubes in accordance with the original manufacturer’s stated test conditions, including bogey values. This includes the use of cathode bias where specified. This tester was prepared by Paul Hart of Roswell, GA. Further information is available on request. Industry Bogey transconductance = 5500|5500µmhos Industry Bogey plate current = 11.0|11.0mA Results = pictured ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ USA Shipping $6 I have many othertypes of tubes ~ No Additional Shipping Charges All tubesGuaranteed Thank you ~~~~ Please click on the link below to view moreitems in my store. ~~~~~~~~ GreenGirl’sGuaranteed VintageTubes 127
60%
Vintage Siemens 12AT7 ECC81 Vacuum Tube Very Strong & Balanced
Original price was: $25.51.$15.30Current price is: $15.30.
Related products
-
Unruhwelle Ronda 2426 Universal Staff Balance 730 Time Balance Balance Balance
Original price was: $11.80.$7.08Current price is: $7.08. -
Balance staff unruhwave axis balance shaft balance shaft balance shaft UNIVERSAL GENEVA 320 NOS
Original price was: $8.14.$4.88Current price is: $4.88. -
Balance staff rest wave axis balance shaft balance shaft balance shaft UNIVERSAL GENEVA 128 129
Original price was: $7.24.$4.34Current price is: $4.34. -
Balance Disc Balance Cushion for Stability Balance & Strength Training, Non-Slip
Original price was: $14.91.$8.94Current price is: $8.94. -
Balancing Games Spaceman Balancing Board Game Balance Counting Toy for Children
Original price was: $9.68.$5.80Current price is: $5.80. -
Balance Board Stand,Acrylic Balancing Board Stand,Clear Balance Boards Accessori
Original price was: $42.23.$25.33Current price is: $25.33. -
Foam Balance Pad, Balance Pads for Physical Therapy, Non-Slip Balance Foam Pad
Original price was: $21.78.$13.07Current price is: $13.07. -
UNIVERSAL GENEVA 1200 1205 inc NOS Staff Balance Axis Balancing Axis Balancing
Original price was: $8.14.$4.88Current price is: $4.88. -
5 Sets Fan Noise Reduction Balance Fan Balancing Kit Blade Balancing Kit Office
Original price was: $7.28.$4.37Current price is: $4.37. -
5 Sets Fan Balancing Kit Weights Fan Balancing Tool Blade Balancing Kit Office
Original price was: $7.91.$4.74Current price is: $4.74. -
5 Sets Fan Balancing Kit Mini Fan Balancing Clips Blade Balancing Kit Office
Original price was: $10.16.$6.09Current price is: $6.09. -
Size 8.5 4E – men's New Balance 993 New Balance 990 New Balance Made In USA
Original price was: $66.00.$39.60Current price is: $39.60. -
Female Balance Tincture | Hormone Balance
Original price was: $13.15.$7.89Current price is: $7.89. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $35.20.$21.12Current price is: $21.12. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $35.20.$21.12Current price is: $21.12. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $79.19.$47.51Current price is: $47.51. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $35.20.$21.12Current price is: $21.12. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $34.32.$20.59Current price is: $20.59. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $63.35.$38.01Current price is: $38.01. -
Contour Design Balance (BALANCE-US) Wireless Keyboard
Original price was: $48.40.$29.04Current price is: $29.04.
