Sonobuoy launchers are typically classified based on launch configuration, launch mode, and launch platform. Launch Configuration: Single Launch System: Suitable for small-scale deployments or vessels with limited space. Multiple Rotary Launch System: Enables rapid and sequential deployment of multiple sonobuoys, providing comprehensive area coverage. Launch Mode: Pneumatic: Utilizes compressed air to launch sonobuoys, offering high reliability and accuracy. Others: Includes electric and electromagnetic systems for specialized applications. Launch Platform: Aircraft: Aerial platforms provide extensive coverage and rapid deployment capabilities. Naval Vessels: Used for coastal surveillance, anti-submarine warfare, and mine countermeasures. Fixed or Mobile Land-Based Systems: Deployed in strategic locations for coastal monitoring and security.