Modification - Big Bertha Payloader

Modification - Big Bertha Payloader Modification

Modification Big Bertha Payloader By Karl Upton (May 12, 2009)
How To Convert An Estes Big Bertha Into A Payload Rocket Purpose and Design I need a series of payload rockets to carry experimental flight recorders/dataloggers into the Troposphere. The BBPC is something I came up with after a scratch-build payload rocket project that was enjoyable, but I don't always have the time for such a grand project. The BBPC solves that problem. I am a big ...