Muziekcentrum van de Omroep (MCO)

This is the Netherlands Broadcasting Music Center.
Often credited as MCO Studio, Hilversum.
It has 9 recording Studios.
For small small groups and one mic recordings often MCO Studio 2 is credit.
Studio 3 is specially designed for the Metropool Orkest.
Studio 4 is specially designed for rehearsals for Groot Omroepkoor.
Studio 5 is specially designed for rehearsals and recordings for Groot Omroepkoor .