SOUND AND WAVES Scholars Labs provides a wide range of Sound & Waves lab equipment with products including Powell’s Wave Machine and Resonance apparatus, Tuning Forks and more. Acrylic Hammer For Tuning Fork Adjustable Tuning Fork Electrical Bell Helium Neon (He-Ne) Laser Plastic Springy Powell’s Wave Machine Resonance Box Rubber Mounted Hammer For Tuning Fork Singing Pipe Tuning Fork On Resonance Box Tuning Fork Set Wave Apparatus (Plastic)