RTV-G-4 Bumper
Bumper ( also RTV -G -4 ) is the name of an A4 rocket with attached WAC Corporal rocket. She was successfully launched on February 24, 1949 for the first time. Your peak altitude was 400 km.
In the Car it was the first multi-stage rocket with liquid fuels. The first stage was a modified A4 rocket, which was captured near the end of World War II in Germany, while the second stage was a modified version of the American WAC rocket. Overall, the bumper was six times launched from the White Sands Missile Range and twice from Cape Canaveral. Of the eight tests, however, reach only three. Both height and speed records were set:
- February 24, 1949: altitude record: 393 km
- July 29, 1950: Speed record: 5260 km / h