Resonance & Sound
Boomwhackers Boomophone
Boomwhackers BoomophoneA set of eight tubes of different lengths to demonstrate standing waves in pipes.
Doppler Rocket
Doppler RocketEffectively teaches students the frequency shift concept and its rugged design allows for years of classroom use.
Economy Resonance Tube
Economy Resonance TubeTwo nested cardboard tubes allow students to vary the length of a column of air and study resonance in both open and closed tubes.
Mini Speaker
Mini SpeakerMini speaker designed for use with the resonance air column, or for spatial interference explorations.
Open Speaker
Open SpeakerDesigned for the study of wave properties, features a high-quality woofer mounted on a sturdy base with standard banana jack inputs.
Resonance Air Column
Resonance Air ColumnResonance tube with plunger, node markers and detachable stands for performing waves and sound experiments.
Resonance Air Column with Speaker
Resonance Air Column with SpeakerResonance air column and mini speaker for sound source resonance demonstrations.
Resonance Boxes: Sympathetic Resonance Box Set
Resonance Boxes: Sympathetic Resonance Box SetThese boxes are constructed from hardwood and feature an A4 tuning fork mounted directly to the box. If tuned to the same frequency, striking one will cause the other to go into sympathetic vibration.
Tuning fork for demonstrations, large
Tuning fork for demonstrations, largeThe demonstration tuning fork whose oscillation is so slow that the note cannot be heard (around 5.4 Hz). On the other hand, it is easy to follow its movements with the eyes.
Made of nickel-plated steel.
Length 78 cm
Tuning Fork Set
Tuning Fork SetBoth rugged and economical aluminum tuning forks. Includes eight forks representing a full octave of frequencies.
Tuning fork set
Tuning fork setTuning fork set with 8 x different frequencies: 256, 288, 320, 341.3, 384, 426.6, 480, 512 Hz.
Each set can be stored in the included plastic box (325 x 265 mm).
The forks vary in length: 95 mm – 145 mm.
Tuning Fork Technical Set
Tuning Fork Technical SetThis tuning fork set consists of six aluminum tuning forks with frequencies equal to an integer multiple of 125 Hz: 125, 250, 500,1000, 2000, and 4000 Hz.
