The SE-UDR1845 is a stand-alone Software Defined Radio (SDR) equipped with an FPGA and an onboard processor, making it well-suited for prototyping advanced research applications. It supports a variety of use cases, such as stand-alone LTE or 802.11 device emulation, MAC algorithm development, MIMO systems, heterogeneous networks, LTE relaying, RF compressive sampling, spectrum sensing, cognitive radio, beamforming, and direction finding. This adaptable platform offers researchers the performance and flexibility required for innovative wireless and network development.