| Flight Date: | 2008-09-21 |
| Rocket Name: | ARK IV - Copter |
| Flyer's Name: | Ray King |
| Motors: | A3-4 |
| Launch Site: | MASA |
Rev 2 - Shorten blades about 2 inches - piston lauched - seemed much higher, but piston head jambed at top - blades started to rotate all most immediately - good flight - 89 seconds
| Stage | Motor(s) |
|---|---|
| 1 | Estes A3T-4 |
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