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(!!!) (Recommended Pair) 311B Amperex made in Russia NOS 1977 (37.2ma and 38.5ma) (Highest mA and Gm)
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(!!!) (Recommended Pair) 311B Amperex made in Russia NOS 1977 (37.2ma and 38.5ma) (Highest mA and Gm)
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(!!!) (Recommended Pair) 311B Amperex made in Russia NOS 1977 (37.2ma and 38.5ma) (Highest mA and Gm)1 pair) 311B Amperex made in Russia NOS 1977 large getters 1 tube) 37. 2mA Gm=3100 3 16" taller 1 tube) 38. 5mA Gm=3200 Tested on Amplitrex Vplate=180V Vscreen=135V Vgrid= 15V Good Ma = 30ma Good Gm = 2900
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Why choose thelockerguy wholesale?
1 pair) 311B Amperex made in Russia NOS 1977 large getters
1 tube) 37.2mA Gm=3100 3/16" taller
1 tube) 38.5mA Gm=3200
Tested on Amplitrex
Vplate=180V
Vscreen=135V
Vgrid=-15V
Good Ma = 30ma
Good Gm = 2900
(!!!) (Recommended Pair) 311B Amperex made in Russia NOS 1977 (37.2ma and 38.5ma) (Highest mA and Gm)
Item no
:
81656609611
US$ 59.99
Pay in 4 interest-free payments of $15.00 Learn more
Min. order:
1piece
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 23 - Jul 28
US$40
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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