Balloon Experiments with Amateur Radio- Launch 4
Sending a balloon into near space has been done quite a few times by the BEAR group in Alberta Canada. Have a look at the details of their 4th launch where Tomoya Kamiko from Japan came to Canada with his HD camera to take it into space! "The balloon and camera were launched at 7:44 AM, the balloon burst at 10:51 AM at 107,145 ft. and the camera landed