3X Tunning Fork C 128 Hz / C 64 Hz According to Ryder-Seiffer 2 Function Diagnostic

3X Tunning Fork C 128 Hz / C 64 Hz According to Ryder-Seiffer 2 Function Diagnostic Description

This tuning fork produces 2 different vibrations: Vibration C64 Hz with dampers (as marked steamers). Vibration C128 Hz without the dampers
The two dampers must be flush with the lower of the value markings of the two forks.
The imprint "C64" the dampers and the imprint "C128" the tuning fork must all point to the user when the dampers are mounted.

How to use:
1. Ask the person to close their eyes
2. The person's foot is placed a flat surface or placed flat a chair, striking the tuning fork
3. Place the tuning fork end the joint of the person's toe nail and place our finger under the person's toe while feeling the vibration.
4. Ask the person's to tell when the vibration is not and read the scale the tuning fork.
5. If the scale is greater than equal 5, the person's vibration is normal.
6. If the scale is Less than 5, the person's vibration is abnormal.
size:Length about 26cm
Material:Aluminum alloy
colour:Silver

Package Contents:
3 x Tunning Fork