8 General Electric GE Number Type 40 #40 Screw-In Base Light Bulbs Lamps Package Of Eight December 05 2025 Transconductance measured 2850 micromhos for

Transconductance measured 2850 micromhos for Tube One with a current draw of 21

I have played this tube in my Bottlehead Crack headphone amplifier and it sounds excellent

there are no reference numbers on it

Raytheon-LABELED

8 General Electric GE Number Type 40 #40 Screw-In Base Light Bulbs Lamps Package Of Eight December 05 2025 Transconductance measured 2850 micromhos forThis is a partial pack of GE No. 40 screw in base lamps. There are eight bulbs in this package.. ITEMS ARE GUARANTEED GOOD ON SHIPMENT. IF YOU FEAR DAMAGE OR LOSS OF PARCEL IN TRANSIT, PLEASE INSURE THEM! OUR SHIPPING RESPONSIBILITY ENDS WHEN THE PARCEL IS ACCEPTED AND SCANNED BY THE US POSTAL SERVICE. ETSY IS CLEAR ON THIS. SOMETIMES THERE ARE INITIAL SCANNING DELAYS. WE HAVE ACCESS TO THE SAME INFORMATION YOU DO AND IT IS YOUR RESPONSIBILITY TO DEAL