Scratch - This End Up Scratch

Manufacturer: Scratch
Product Type: Scratch
  • Scratch - This End Up {Scratch} By Geoffrey Kerbel

    (by Geoffrey Kerbel - 07/10/05) Brief: This End Up turned out to be a fairly high performance 24mm bird. With an Estes E9-6 engine, it has gone out of sight on the two launches with this engine. Rocksim shows 1600' or more at my Phoenix, AZ launch site on a 90 degree day with ~10% humidity. It has flown on engines as small as C6-5 with excellent height and perfect recovery as well. ...

Rocksim Design Files

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