An electronic device, comprising: an antenna array comprising a plurality of antenna elements; a communication circuit comprising a receive path and a transmit path, wherein the receive path comprises a plurality of first power amplifiers connected with the plurality of antenna elements and a plurality of first phase shifters , and the transmit path comprising a plurality of second power amplifiers connected with the plurality of antenna elements and a plurality of second phase shifters ; at least one processor operatively connected to the communication circuit; and a memory operatively connected to the at least one processor and including instructions, wherein the instructions, when executed by the at least one processor, cause the at least one processor to: transmit, via the plurality of antenna elements, at least one signal using the plurality of second power amplifiers with initial power gain configuration, obtain a transmit power of the at least one signal, determine a calibration value to calibrate a power gain of at least one of the plurality of second power amplifiers based on the transmit power corresponding to a signal amplified by a reference power amplifier among the at least one transmitted signal, store the calibration value in the memory and change a parameter associated with at least one of the plurality of second phase shifters in a state where the power gain is changed based on the calibration value. an antenna array comprising a plurality of antenna elements; a communication circuit comprising a receive path and a transmit path, wherein the receive path comprises a plurality of first power amplifiers connected with the plurality of antenna elements and a plurality of first phase shifters , and the transmit path comprising a plurality of second power amplifiers connected with the plurality of antenna elements and a plurality of second phase shifters ; at least one processor operatively connected to the communication circuit; and a memory operatively connected to the at least one processor and including instructions, wherein the instructions, when executed by the at least one processor, cause the at least one processor to: transmit, via the plurality of antenna elements, at least one signal using the plurality of second power amplifiers with initial power gain configuration, obtain a transmit power of the at least one signal, determine a calibration value to calibrate a power gain of at least one of the plurality of second power amplifiers based on the transmit power corresponding to a signal amplified by a reference power amplifier among the at least one transmitted signal, store the calibration value in the memory and change a parameter associated with at least one of the plurality of second phase shifters in a state where the power gain is changed based on the calibration value. transmit, via the plurality of antenna elements, at least one signal using the plurality of second power amplifiers with initial power gain configuration, obtain a transmit power of the at least one signal, determine a calibration value to calibrate a power gain of at least one of the plurality of second power amplifiers based on the transmit power corresponding to a signal amplified by a reference power amplifier among the at least one transmitted signal, store the calibration value in the memory and change a parameter associated with at least one of the plurality of second phase shifters in a state where the power gain is changed based on the calibration value. <EOS>