SHINING LIGHT is Offering The Following Tube:
One Excellent GE 6BN8 Tube 
Lot#: D63-1
  • NOS NIB 
  • Water Based "Gt. Britain" > MULLARD? > Tube Envelope has Crease.
  • Top "O" Getter
  • Fully Vetted Tubes from a Reference AMPLITREX AT1000 Tube Tester
  • Date Code: KS
Value-Added Tube
  • Pins Cleaned with Proprietary Process.
  • Tube Surfaces Cleaned.
  • "Plug & Play"
Testing 
Tube Tested on a Digital TV-7A/U Tube Tester.
Tube Tests as Follows:
  • Triode: 22, 110% of Calculated NOS.
  • Diodes: 48/49
The Calculated Value for a NOS 6BN8 Triode is: 20
TV-7A/U Minimum (65% of New Tubes) for 6BN8 Tubes: 13 (Triode), 40/40 (Diodes).
*TV-7A/U has been Refurbished and Calibrated by Dan Nelson.

Murphy's Law
"All Tube Testers are Wrong but Some are Useful."
Your Test Results will Differ from My Results

Returns:
  • We Offer 30 Day Returns with a Free Shipping Label!
  • Returns Accepted if the Items are Returned in the Exact Same Condition.
  • The Pull Tabs on the Tube Boxes Must be in the Same Condition.
  • The Cotton must be Installed on Each End of the Tube in Each Box.
  • The Pull Tabs will be Taped so Tubes do not Fall-Out of Boxes During Shipping.
  • Carefully Cut the Tape on the Pull Tabs to Open Boxes.
  • The Lettering on the Tubes Must Also be in the Same Condition upon Return.
  • Hold Tubes in Areas where there is No Silkscreen.
  • Tubes Must Test with the Same Results Upon Return.
Facts about Murph...
  • Dairy Farmed in Green Bay, WI until I was about 27 years old.
  • Started in Electrical Engineering before moving to Biological Engineering.
  • If you ever ate a candy bar, I might have had something to do with the quality...
  • Over the last 10 years, I have moved my spare time to repairing tube and discrete amps & receivers.
  • I like Fisher Receivers and Scott Amps.
  • I have too many tubes.
  • Statistics-driven when evaluating vacuum tubes > Certified Six Sigma Master Black Belt.
  • Testing Equipment: Two Nelson Hickok TV-7s, Two Hickok 539Bs, One Recently Acquired AMPLITREX AT-1000.
  • I have too many testers.
  • Murph really tries to to list and sell really good vacuum tubes.
Why buy from old Murph?
  • I answer emails.
  • I ship fast. I pack well.
  • I combine shipping.  The shipping calculator should work for this listing.
  • I don't require immediate payment.  You can add items and I can invoice you with combined shipping.
  • I use the Ebay return policy of 30 days.
If you have any problems and old Murph will take care of you.  :-)
I want to ensure that you are happy with your purchase. Sometimes, Murph misses something.  Murph is getting old and can make mistakes on occasion!  Murph's goal is a 5-Star sale to you, my customer! If you feel that Murph has fallen short, feel free to contact Murph and we will get it straightened-out. :-)