A digital-analog radio transceiver (132, 208, 308) for providing digital transport of signals on a radio-frequency, RF, distributed antenna system, the transceiver comprising: a receive path circuit including an RF reception interface coupled to an analog-to-digital converter, the RF reception interface configured to down convert RF signals to down-converted analog RF spectrum, the analog-to-digital converter configured to receive a down-converted analog RF spectrum from the RF reception interface and configured to produce a digitized RF spectrum at an input sampling rate; a logic device coupled to the receive path circuit and including at least a first digital down converter and a second digital down converter configured to operate in parallel, wherein each of the first digital down converter and the second digital down converter is configured to receive the digitized RF spectrum at the input sampling rate; wherein the first digital down converter is configured to convert data corresponding to a first spectral region of the analog RF spectrum into a first set of digital baseband data samples at a first sampling rate; wherein the second digital down converter is configured to convert data corresponding to a second spectral region of the analog RF spectrum into a second set of digital baseband data samples at a second sampling rate; wherein the logic device includes a serialized transmitter configured to: receive the first set of digital baseband data samples at the first sampling rate and the second set of digital baseband data samples at the second sampling rate, map the first set of digital baseband data samples at the first sampling rate to a first set of timeslots (461, 462, 463) of a serial data stream transport frame, map the second set of digital baseband data samples at the second sampling rate to a second set of timeslots of the transport frame, and wherein the analog RF spectrum comprises a third spectral region between the first spectral region and the second spectral region, and the third spectral region does not contain relevant signals, to not map data from the third spectral region onto timeslots of the transport frame; wherein the transceiver (132, 208, 308) is configured to transmit the transport frame. a receive path circuit including an RF reception interface coupled to an analog-to-digital converter, the RF reception interface configured to down convert RF signals to down-converted analog RF spectrum, the analog-to-digital converter configured to receive a down-converted analog RF spectrum from the RF reception interface and configured to produce a digitized RF spectrum at an input sampling rate; a logic device coupled to the receive path circuit and including at least a first digital down converter and a second digital down converter configured to operate in parallel, wherein each of the first digital down converter and the second digital down converter is configured to receive the digitized RF spectrum at the input sampling rate; wherein the first digital down converter is configured to convert data corresponding to a first spectral region of the analog RF spectrum into a first set of digital baseband data samples at a first sampling rate; wherein the second digital down converter is configured to convert data corresponding to a second spectral region of the analog RF spectrum into a second set of digital baseband data samples at a second sampling rate; wherein the logic device includes a serialized transmitter configured to: receive the first set of digital baseband data samples at the first sampling rate and the second set of digital baseband data samples at the second sampling rate, map the first set of digital baseband data samples at the first sampling rate to a first set of timeslots (461, 462, 463) of a serial data stream transport frame, map the second set of digital baseband data samples at the second sampling rate to a second set of timeslots of the transport frame, and wherein the analog RF spectrum comprises a third spectral region between the first spectral region and the second spectral region, and the third spectral region does not contain relevant signals, to not map data from the third spectral region onto timeslots of the transport frame; wherein the transceiver (132, 208, 308) is configured to transmit the transport frame. receive the first set of digital baseband data samples at the first sampling rate and the second set of digital baseband data samples at the second sampling rate, map the first set of digital baseband data samples at the first sampling rate to a first set of timeslots (461, 462, 463) of a serial data stream transport frame, map the second set of digital baseband data samples at the second sampling rate to a second set of timeslots of the transport frame, and wherein the analog RF spectrum comprises a third spectral region between the first spectral region and the second spectral region, and the third spectral region does not contain relevant signals, to not map data from the third spectral region onto timeslots of the transport frame; wherein the transceiver (132, 208, 308) is configured to transmit the transport frame.