The Blohm & Voss BV 246 Hagelkorn (Hailstone) represented an innovative approach to precision strike capabilities during World War II. This guided glide bomb combined aerodynamic efficiency with radio control technology, reflecting German efforts to develop standoff weapons for attacking heavily defended targets.
Design and Configuration
The BV 246 featured a streamlined fuselage with swept wings, designed to maximize glide range after release from the carrier aircraft. The weapon incorporated a radio guidance system that allowed the bombardier to steer the bomb toward its target during the glide phase, providing improved accuracy compared to conventional free-fall weapons.
Technical Specifications
The Hagelkorn measured approximately 3.6 meters in length with a wingspan of 2.75 meters. The design emphasized aerodynamic efficiency to achieve maximum standoff range, allowing the carrier aircraft to release from outside the effective range of defensive anti-aircraft fire. The warhead section contained conventional high explosive.
Guidance System
The BV 246 employed a radio command guidance system, with the operator tracking the weapon visually and transmitting steering commands via radio link. Flares mounted on the weapon's tail provided visual reference for the operator during the glide phase, enabling course corrections to improve terminal accuracy.
Development History
Development of the BV 246 began in 1943 as part of German efforts to create effective standoff weapons. Testing progressed through 1944, with trials conducted to refine the aerodynamic design and guidance system. Production preparations were underway by late 1944, though operational deployment remained limited.
Operational Concept
The intended operational doctrine called for carrier aircraft to release the BV 246 from altitude at significant distance from the target. The weapon would then glide toward the objective under radio guidance, with the operator making corrections based on visual tracking. This standoff capability was designed to reduce carrier aircraft exposure to defensive fire.
Historical Significance
The BV 246 Hagelkorn represents an important step in the evolution of precision-guided munitions. While its operational impact was limited by the war's timeline, the technical concepts embodied in the design influenced post-war development of guided weapons systems.
Documentation
Original technical documentation for the BV 246 includes engineering drawings, guidance system specifications, test reports, and operational planning materials. These primary sources provide detailed insight into the weapon's design, development, and the tactical concepts that drove its creation.