The uploaded file is the dataset for our manuscript named: "Clock and Carrier Synchronized Multi-Band Wireless Communications Enabled by Frequency Comb Dissemination in Radio Access Networks", which is currently under review.The data is generated through rigorous optical data transmission and optical component characterization experiment. The experimental set-up was built and tested in 2023. MATLAB is used to further process the captured data. The data uploaded is used to plot figures in the submitted manusciprt.