Page:The Bell System Technical Journal, Volume 1, 1922.pdf/14

14 power consumed in it during operation is .75 It is guided by the hooks of J. The filament leads are shown at K, K and are led through the glass by the copper disc seals L, L. The grid is molybdenum



helix and is supported by the molybdenum rods M which are fixed to the lavite block E and slide on the outside of the lavite block F. The whole structure is mounted on the flare R by means of the