b lead 93 this resistor and capacitor serve the same function as resistors 58 59 and capacitors 56 57 in the fig2 circuit the bases of transistors 91 92 are connected by diodes 111 112 respectively to a common zener diode 113 in turn connected to the b lead 93 the common zener diode 113 serves the same function as individual zener diodes 62 64 in fig2 shunt diodes 114 116 are connected across the collector emitter terminals of transistors 91 92 respectively a capacitor 117 connecting the collectors of transistors 91 92 restrains the rate of voltage rise on the collectors in a manner similar to the collector emitter capacitor 68 in fig2 inductive capacitive loading of the fig7 inverter is accomplished by a capacitor 118 connected in series with with an inductor 119 the combination being connected across the collectors of the transistors 91 92 a load 121 is connected across the capacitor 118 fig8 illustrates how an inverter loaded with a series capacitor 122 and inductor 123 can be used to energize a 34 rapid start 34 fluorescent lamp 124 the details of the inverter circuit being omitted for simplication the lamp 124 has a pair of cathodes 126 127 connected across the capacitor 122 for supply of operating voltage in a manner identical to that previously described in addition the in 123 comprises a pair of magnetically coupled auxiliary windings 128 129 for electrically heating the cathodes 126 127 respectively a small capacitor 131 is connected in series.