Journal of the Franklin Institute, Volume 249Pergamon Press, 1950 |
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Page 85
... tubes fail in service or under test . All aspects of tube ruggedization are included in a comprehensive program under way in the National Bureau of Standards ' Electron Tube Lab- oratory . A detailed knowledge of operating conditions and ...
... tubes fail in service or under test . All aspects of tube ruggedization are included in a comprehensive program under way in the National Bureau of Standards ' Electron Tube Lab- oratory . A detailed knowledge of operating conditions and ...
Page 86
... tube would be carefully considered . Thus , through a succession of several trial designs a suitable rugged tube would be evolved . At present the cost of rugged tubes is about three or four times more than conventional tubes . However ...
... tube would be carefully considered . Thus , through a succession of several trial designs a suitable rugged tube would be evolved . At present the cost of rugged tubes is about three or four times more than conventional tubes . However ...
Page 462
... tube type ( 4 ) . If a tube is to have the characteristics gm , μ , and i at specified grid and plate voltages , two of these characteristics may be selected , and the third will then have to fit all the other variables in ( 7 ) or ( 8 ) ...
... tube type ( 4 ) . If a tube is to have the characteristics gm , μ , and i at specified grid and plate voltages , two of these characteristics may be selected , and the third will then have to fit all the other variables in ( 7 ) or ( 8 ) ...
Contents
MARCH 1950 No | 3 |
MAY 1950 No | 5 |
A Note on the Notch Effect of Metals K MINAMIŌZI AND H ŌKUBO | 49 |
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acid angle application approximation axial axial stress Board of Managers boron trifluoride Cavendish chemistry Committee components computing constant contours corresponding curve deformation theories density diagram discussed Dm(t E₁ edition electrical electronics emulsion engineering equations equipment example experimental field fracture Franklin Institute frequency function given heat hyperbolic hyperbolic angle hyperbolic functions illustrations imaginary axis impedance industrial interest investigation isoprene k₁ laboratory limit load magnetic amplifier matching network material mechanics metal method obtained octahedral strain octahedral theory operating oscilloscope p₁ paper photographs physical plastic plate poles practical presented President principal stresses problems radiation radius vector ratio reflection coefficient relations Section shear stress sinh solution stress-strain curve technical techniques temperature tion transformer transmission coefficient tube types unit variable voltage wave X-plane zero of transmission