วันเสาร์ที่ 7 กรกฎาคม พ.ศ. 2555

OrderNow 36in Weather Balloon Parachute

After many experimental trials with high altitude weather balloon payloads, we have arrived at this optimized parachute design. It allows for a stable parachute deployment at ~Mach 1 when the balloon initially bursts in the vacuum of near-space. The 36in diameter parachute is designed to yield a descent rate of 1500ft/min (15mph) once back into the thicker atmosphere near sea level. The bright ora

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