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  1. Crystal Instruments

    Spider-81B Basic Vibration Controller

    Spider-81B Economical Vibration Controller The Spider-81B front-end is a smaller, simplified system providing everything needed to run Sine, Random or […]
  2. Crystal Instruments

    Spider-81 Premium Vibration Controller

    The Spider-81 is the flagship model of Crystal Instruments vibration controllers. This 4th generation hardware is highly modular, distributed and […]