Training Lessons Required:
Depending on your level of experience and learning aptitude anything between 4-8 sessions usually. Exceptions are possible.
Moreover, although you will not be doing your flight Training there (yet), you need to know the RT procedures and phraseologies to use at (ATC) controlled airports : Taxi clearances, line up an takeoff clearances, Aerodrome circuit radio calls, Arrivals departures, diversions, Q-codes etcetera.
Course materials Radio Telephony in English.
RT Guides :
1. RTF Guide
ATPL/IFR RT Guide
1. Download this app with Dutch Airspace: //www.pocketfms.com