The thermionic vacuum tube and its applications (1920)
Van der Bijl, Hendrik Johannes, 1887- · New York McGraw-Hill Book, Co · leaf 190
aracteristic of the circuit is practicallythe same as that of the tube. If the constant grid voltage Ec is sufficiently negative to insurethat the grid never takes current, the wave shape in Zq is deter- THE THERMIONIC AMPLIFIER 167 mined by the characteristic equation (4). Thus if the voltage isa… … Fxu. 83. grid be varied about the value Ec = cf, the increase ah in plate cur-rent due to the decrease oa in the negative grid potential is greaterthan the decrease ab in current caused by an equal increaseoa in the negative grid potential. This would produce distortion 168 THERMIONIC VACUUM TUBE…
Telegraph, Wireless
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