A kind of vertical test fixture for firing test of high thrust and short time motor with fore nozzles was designed. Its dynamic characteristics are analyzed and satisfactory results are obtained.

设计了一种适用于前置多喷管大推力短时间特种发动机点火试验的立式试车架，设计中对其动态特性进行了分析，获得了满意结果。

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Where a C-class motor from Estes puts out the equivalent of 2 pounds of thrust for one second, an H-class motor--the entry point to high-power rocketry--puts out 55 pounds.

FORBES: Serious Toys