Pneumatic Anti-Drone Net Launcher Design

I need a design and prototype for a low-cost pneumatic anti-drone net launcher aimed at military drones. This device will be used for security purposes and needs to be effective within a short-range of up to 100 meters.

Key requirements:
- Low-cost materials and construction methods
- Pneumatic mechanism for launching nets
- Effective range of up to 100 meters
- Designed specifically for military drone interception
- Robust and reliable for security applications

Ideal skills and experience:
- Mechanical engineering background
- Experience with pneumatic systems
- Knowledge in designing security devices
- Prototyping skills
- Innovative problem-solving abilities

Please provide detailed plans and a working prototype.