Most CFL lamps, electronic circuits are working perfect and are still useable, only the bulb goes defective. CFL circuit of 18-24 Watts are useful for the activation ofreplacement type two feet 18-20 Watt Florescent Tube Light bulb.
Step 1: Find a CFL
Step 2: Disassemble
NOTE;- DO IT IF YOU HAVE ENOUGH ELECTRIC/ELECTRONICS EXPERIENCE