PACER BAA is a Two-Step Open BAA and BAA with Calls which will enable study efforts on novel concepts, as well as research and development efforts to mature specific technologies to appropriate techno... PACER BAA is a Two-Step Open BAA and BAA with Calls which will enable study efforts on novel concepts, as well as research and development efforts to mature specific technologies to appropriate technology readiness levels (TRL) depending on end use. Efforts under this BAA are intended to further AFRL/RQ’s mission in pioneering transformative aerospace technologies for the warfighter’s decisive advantage. Revision 1, posted 5 June 2024.