[[Include(/WikiToC)]] = Massive MIMO Channel Sounding = === Description === In this tutorial, we demonstrate the TDD 2x2 MIMO channel sounding procedure using the USRP-2974s in the [https://wiki.cosmos-lab.org/wiki/Architecture/Domains/cosmos_sb2 COSMOS Sandbox2 (sb2)] and the [https://github.com/renew-wireless/RENEWLab/ RENEW Sounder software] * The instructions of the RENEW Platform Sounder software can be found [https://docs.renew-wireless.org/dev-suite/design-flows/cpp/sounder/ here] under [https://docs.renew-wireless.org/license/ RENEW license]. * The COSMOS team contributes to adding the UHD support for the Sounder software under the [https://github.com/EttusResearch/uhd/blob/master/LICENSE.md UHD license]. Author: Zhenzhou (Tom) Qi, Duke University (zhenzhou.qi [at] duke [dot] edu) Last updated: Jul. 07, 2022 === Prerequisites === === Resources Required === === Tutorial Setup === === Experiment Execution ===