Resonance tube LA50-250 (Each) Fabrics Pony Beads

Pony Beads

Their calming earth colours and tangible texture make them ideal sensory toys for children with special needs

30 x 100mm coloured plastic mesh squares

improving fine motor skills and hand-eye coordination with stacking activities

Powerful arpeggiator with step editor

Resonance tube LA50-250 (Each) Fabrics Pony BeadsThis apparatus is ideal for all resonance investigations in air columns particularly the Salters MUS Activity 9. The main tube is 1 metre long and 50mm diameter which takes a high power sound wave generator unit plugged in to one end. The generator is driven by a standard laboratory signal generator and as the frequency is adjusted the various resonance modes are detected by increased loudness of the note. The open pipe can be studied or a variable