Since vacuum tubes were made 30 ?. This includes poor print, oxidized pins, faint discoloration, or poorly boxes. Condition : NOS. For 1 tube. Test for actual real-life mutual conductance (life) of the tube (including any shorts,gas and leakage).
Since vacuum tubes were made 30 ?. This includes poor print, oxidized pins, faint discoloration, or poorly boxes. Condition : NOS. For 1 tube. Test for actual real-life mutual conductance (life) of the tube (including any shorts,gas and leakage).