DDR-2 or DDR-4 fuze
- Title
- DDR-2 or DDR-4 fuze
- Collection
- Caltech Photographs
- Series
- Scientific Instrument Photographs
- Extents
- 1 photographs (negative)
- Abstract
- DDR (“deceleration-discriminating rocket”) Base Fuzes. These fuzes were developed for use in aircraft rockets that have an underwater trajectory. Deceleration is caused by water drag. Detonation occurs at a certain point in the deceleration. These fuzes replaced the AIR-9, -10, and -11. Early model.