A multiple-input multiple-output, MIMO, radio transceiver (100; 100'; 300) comprising: a first receiver circuit (140; 310) including a first downconverter, the first receiver circuit configured to receive a signal having a first center frequency from a first antenna 102 associated to the first downconverter through a first receive path, and to downconvert the signal from the first antenna to produce a first receive baseband signal; a second receiver circuit (170; 340) including a second downconverter, the second receiver circuit configured to receive a signal having the first center frequency from a second antenna 104, the second antenna spatially separate from the first antenna and associated to the second downconverter through a second receive path, the second receiver circuit configured to downconvert the signal from the second antenna to produce a second receive baseband signal simultaneously as the first receiver circuit downconverts the signal from the first antenna; a first transmitter circuit (210; 370) including a first upconverter, the first transmitter circuit configured to receive a first transmit baseband signal, and to upconvert the first transmit baseband signal to produce a first radio frequency signal with a second center frequency for transmission over the first antenna; and a second transmitter circuit (230; 400) including a second upconverter, the second transmitter circuit configured to receive a second transmit baseband signal, and to upconvert the second transmit baseband signal to produce a second radio frequency signal with the second center frequency for transmission over the second antenna simultaneously as the transmission of the first radio frequency signal over the first antenna, characterized in that the local oscillator signal center frequencies used by the downconverters and the upconverters are controlled by one radio frequency center frequency control signal. a first receiver circuit (140; 310) including a first downconverter, the first receiver circuit configured to receive a signal having a first center frequency from a first antenna 102 associated to the first downconverter through a first receive path, and to downconvert the signal from the first antenna to produce a first receive baseband signal; a second receiver circuit (170; 340) including a second downconverter, the second receiver circuit configured to receive a signal having the first center frequency from a second antenna 104, the second antenna spatially separate from the first antenna and associated to the second downconverter through a second receive path, the second receiver circuit configured to downconvert the signal from the second antenna to produce a second receive baseband signal simultaneously as the first receiver circuit downconverts the signal from the first antenna; a first transmitter circuit (210; 370) including a first upconverter, the first transmitter circuit configured to receive a first transmit baseband signal, and to upconvert the first transmit baseband signal to produce a first radio frequency signal with a second center frequency for transmission over the first antenna; and a second transmitter circuit (230; 400) including a second upconverter, the second transmitter circuit configured to receive a second transmit baseband signal, and to upconvert the second transmit baseband signal to produce a second radio frequency signal with the second center frequency for transmission over the second antenna simultaneously as the transmission of the first radio frequency signal over the first antenna, characterized in that the local oscillator signal center frequencies used by the downconverters and the upconverters are controlled by one radio frequency center frequency control signal.