Industrial Electronics Handbook

adjusted alternating current alternating voltage amperes amplifying anode circuit anode current anode voltage applied arc voltage armature armature current armature voltage basic circuit beam C₂ capacitor cathode cathode-ray tube charged contactor control grid counter tube current flowing decade counter decreases device diagram direct voltage discharge energised equipment extinguished firing angle fluorescent lamps gas-filled grid bias grid circuit grid voltage half cycle heat high frequency ignitor ignitron impulse increased inductive load lamp load circuit load coil mains voltage maximum means operation oscillator output voltage peak pentode phase phase-shifting photocell polarity potential potentiometer produced pulse R₂ rectifying circuit rectifying tubes relay Rel resistor R₁ screen senditron shown in fig speed stabilisation suitable supply voltage switch T₂ tank circuit temperature tetrode Th₁ Th₂ three-phase thyratron Th timer Tr₁ Tr₂ transformer Tr triode tube T₁ V₁ V₂ variable voltage divider voltage drop volts workpiece zero ΚΩ ΜΩ