Power amplifiers; amplifiers; Communications apparatus for ships, namely, mobile radios, namely, wireless communication devices for voice, data or image transmission; Telecommunication machines and implements, namely, network routers, telephones; Telecommunication transmitting sets, namely, apparatus for transmitting and reproducing sound or images; frequency converters; telecommunications transmitters; apparatus for transmission of communication; Communications apparatus for aircraft, namely, wireless transmitters and receivers; semi-conductors; semiconductor wafers; printed circuit boards; electronic circuit board; integrated circuits; circuit boards provided with integrated circuits; integrated circuit module; wafers for integrated circuits; transistors; Semiconductor chips; printed circuits