radio communication

Hi folks, I need some input on protocol for dealing with pilots at a a small non-tower airstrip. In the past I've obtained waivers to fly in zero grid airspace in proximity to larger airports, and communicated with towers by phone in advance of my flights, but this situation is new to me so any...

Has anyone in this forum flown an approved mission in tower controlled airspace using a radio to communicate with the control tower during the mission? If so, how did you identify yourself during that mission? As a licensed full scale pilot, we identify ourselves with our airplane model type...