A Radio Frequency, RF, front end for wireless communication, comprising an antenna port for outputting a transmit signal to and receiving a receive signal from an antenna , a receive port for outputting the receive signal to a signal processing section, and a Quadrature Balanced Power Amplifier, QBPA, configured to: - receive a transmit input signal at a first port , - receive a cancellation input signal at a fourth port , - receive the receive signal at a second port connected to the antenna port , - generate the transmit signal from the transmit input signal and output the transmit signal at the second port , - generate a cancellation signal from the cancellation input signal and output the cancellation signal and the receive signal at a third port connected to the receive port , wherein the QBPA is further configured to - amplify a first part of the transmit input signal and a first part of the cancellation input signal , respectively, in a first signal path , - amplify a second part of the transmit input signal and a second part of the cancellation input signal , respectively, in a second signal path , - generate the transmit signal from the first and second transmit input signal parts, and - generate the cancellation signal from the first and second cancellation input signal parts, wherein the first signal path is equal to the second signal path , or the amplification of the first parts is equal to the amplification of the second parts. an antenna port for outputting a transmit signal to and receiving a receive signal from an antenna , a receive port for outputting the receive signal to a signal processing section, and a Quadrature Balanced Power Amplifier, QBPA, configured to: - receive a transmit input signal at a first port , - receive a cancellation input signal at a fourth port , - receive the receive signal at a second port connected to the antenna port , - generate the transmit signal from the transmit input signal and output the transmit signal at the second port , - generate a cancellation signal from the cancellation input signal and output the cancellation signal and the receive signal at a third port connected to the receive port , - receive a transmit input signal at a first port , - receive a cancellation input signal at a fourth port , - receive the receive signal at a second port connected to the antenna port , - generate the transmit signal from the transmit input signal and output the transmit signal at the second port , - generate a cancellation signal from the cancellation input signal and output the cancellation signal and the receive signal at a third port connected to the receive port , wherein the QBPA is further configured to - amplify a first part of the transmit input signal and a first part of the cancellation input signal , respectively, in a first signal path , - amplify a second part of the transmit input signal and a second part of the cancellation input signal , respectively, in a second signal path , - generate the transmit signal from the first and second transmit input signal parts, and - generate the cancellation signal from the first and second cancellation input signal parts, - amplify a first part of the transmit input signal and a first part of the cancellation input signal , respectively, in a first signal path , - amplify a second part of the transmit input signal and a second part of the cancellation input signal , respectively, in a second signal path , - generate the transmit signal from the first and second transmit input signal parts, and - generate the cancellation signal from the first and second cancellation input signal parts, wherein the first signal path is equal to the second signal path , or the amplification of the first parts is equal to the amplification of the second parts. <EOS>