10
Août
⚡️Matched Pair Philips E81L 6686 PQ Gold Pin Mesh Shield Vacuum Tubes-Tested⚡️
Premium Quality (PQ). Both tubes tested strong and are closely matched. Matched pair.
10
Août
6686 E81L TUNGSRAM Vacuum Tube Mesh Plate NOS NIB Tested Strong (More Available)
Vacuumtubesdotnet is the largest supplier of NOS tubes in the world. We have been in business for over 40 years and have over 10,000,000 NOS tubes in stock including...
10
Août
Matched Pair Siemens E81L / 6686 SQ Vacuum Tubes Tested Strong Germany
These tubes have a Noval 9-pin base and gold-plated pins. Model: E81L / 6686. Tube Type: SQ Output Pentode. Both tubes were tested and test strong. Type: Vacuum Tube....
10
Août
E81L Tungsram Vintage Vacuum Tube New E81l 6686 LF43
We will make every effort to fix any problem.
08
Août
Vintage NOS IEC Mullard E81L 6686 Vacuum Tube Gold Pins Holland Valve Tested
NOS in original box. See photos for lettering/silkscreen condition. Hickok 800A tested good with no shorts or leaks.