A wireless communication device comprising: amplifying means configured to generate a transmission signal by amplifying a signal; processing means configured to apply processing to at least one of the signal and the transmission signal; storage means configured to store a plurality of parameters to be used in the processing; parameter selection means configured to randomly select one parameter from among a plurality of parameters stored in the storage means; and attenuation means configured to apply attenuation processing to the transmission signal generated by the amplifying means, wherein the processing means is configured to perform the processing, based on the one parameter selected by the parameter selection means, the processing means includes modulation means configured to perform modulation processing that modulates a carrier wave according to an input signal, the amplifying means is configured to amplify the signal after modulation processing by the modulation means, the storage means is configured to store a plurality of parameters to be used in the modulation processing, the modulation means is configured to perform the modulation processing, based on the one parameter selected by the parameter selection means the storage means is configured to individually store parameters according to a plurality of set output values of the amplifying means, the amplifying means is configured to amplify the signal, based on the one parameter selected by the parameter selection means, the storage means is configured to store a plurality of parameters according to attenuation processing in the attenuation means, the attenuation means is configured to apply attenuation processing to the transmission signal, based on the one parameter selected by the parameter selection means; and the transmission signal to which attenuation processing is applied is transmitted. amplifying means configured to generate a transmission signal by amplifying a signal; processing means configured to apply processing to at least one of the signal and the transmission signal; storage means configured to store a plurality of parameters to be used in the processing; parameter selection means configured to randomly select one parameter from among a plurality of parameters stored in the storage means; and attenuation means configured to apply attenuation processing to the transmission signal generated by the amplifying means, wherein the processing means is configured to perform the processing, based on the one parameter selected by the parameter selection means, the processing means includes modulation means configured to perform modulation processing that modulates a carrier wave according to an input signal, the amplifying means is configured to amplify the signal after modulation processing by the modulation means, the storage means is configured to store a plurality of parameters to be used in the modulation processing, the modulation means is configured to perform the modulation processing, based on the one parameter selected by the parameter selection means the storage means is configured to individually store parameters according to a plurality of set output values of the amplifying means, the amplifying means is configured to amplify the signal, based on the one parameter selected by the parameter selection means, the storage means is configured to store a plurality of parameters according to attenuation processing in the attenuation means, the attenuation means is configured to apply attenuation processing to the transmission signal, based on the one parameter selected by the parameter selection means; and the transmission signal to which attenuation processing is applied is transmitted.