Static |
0 Hz |
video display units; MRI (medical imaging) and other diagnostic or scientific instrumentation; industrial electrolysis; welding devices |
ELF [Extremely Low Frequencies] |
0-300 Hz |
power lines; domestic distribution lines; domestic appliances; electric engines in cars, trains and tramways; welding devices |
IF [Intermediate Frequencies] |
300 Hz - 100 kHz |
video display units; anti-theft devices in shops; hands-free access control systems, card readers and metal detectors; MRI; welding devices |
RF [Radio Frequencies] |
100 kHz - 300 GHz |
mobile telephones; broadcasting and TV; microwave ovens; radar and radio transceivers; portable radios; MRI |