Description

• • A hollow wooden sounding box 1290 x 130 x 110 mm (L x W x H) provided with two fixed bridges 72 cm apart on which wires are stretched.
  • One wire is connected to a spring balance (100N x 5N) that can be adjusted and measured using a winged nut.
  • Another wire passes over a pulley and can be loaded as desired. A third wire, used for comparison, can have its tension adjusted with a wrest-pin.
  • The set includes three movable bridges, a wrest-pin key, a spring balance, and a set of four wires with different diameters, each measuring 1.5 meters in length.
  • Note: Masses are not included.