Terahertz (GTHz) 1
Terahertz (GTHz) 1 : The prefix "tera" means 1,000,000,000,000, so there are 1,000,000,000,000 Hz = 1,000,000,000 KHz = 1,000,000 MHz = 1,000 GHz in one THz. THz scanners have recently found use in airport passenger screening devices