Design of an RF front unit for digital reception in DRM

Design of an RF front unit for digital reception in DRM
By: Sigfredo Pagel, Fernando Isasi and Fernando Aguado
In DRM (Digital Radio Mondiale) digital broadcasting, reception systems are used that are basically made up of three parts: A front unit of circuitry (hardware), a PC with a sound card and a program (software) that performs the decoding tasks. .