A technology demonstrator for the subsonic 5 th Gen. AMCA Prof. Prodyut Kumar Das The reader may find reading the earlier blog on Betaal and the specifications.c April 2023 on this blog relevant. The idea of a subsonic Fifth Generation AMCA is heretical but heretical ideas should be discarded only after due diligence. The De Havilland Mosquito was initially discarded for being a bomber without any defensive guns yet in service the RAF never had as many as it could have liked partly because the experts had deemed that when 4-8 defensive guns were the norm a gun less bomber would not survive and so delayed support. A non-supersonic 5 th generation Combat aircraft may initially sound as unpromising as the concept of the Mosquito. Both the US and China have large subsonic bombers, the B 52 and the Ho-6. These are valued assets prized for their versatility and upgradability. Just how valued these platforms are can be gauged by the fact that the US is importing