def antenna
      ptr = ::FFI::MemoryPointer.new(:int)
      Klass.getAntennaOn(@handle, ptr)
      (ptr.get_int(0) == 0) ? false : true
    end
def antenna
      ptr = ::FFI::MemoryPointer.new(:int)
      Klass.getAntennaOn(@handle, ptr)
      (ptr.get_int(0) == 0) ? false : true
    end
Returns the antenna state of the Phidget.

 @return [Boolean] returns the ratiometric state or raises an error