Sub-THz power amplifier testing achieves 280 Gbps speeds Test company Keysight Technologies, NTT and its NTT Innovative Devices subsidiary achieved a speed record in the sub-Terahertz (sub-THz) spectrum range with a new power amplifier, laying additional groundwork for future 6G system components. The testing confirmed that an NTT wide-bandwidth J-band Indium Phosphide (InP)-based power amplifier […]