... sources,suit for ballast, energy savinglamp,fluorescent lam AC Power Source 1. AC-DC-AC frequency conversion technology2. Digital wave synthesis, wave feed ... set-up10. Output frequency range:45-65Hz11. Output voltage range:AC 0-300V12. CHP-500 Output biggest current:0-150V is ... 4.2A,0-300V is 2.1A13. CHP-1000 Output biggest current:0150V is 8.4A,0-300V is ...