Transparent acrylic tube with scale and end plates for measuring standing acoustic waves and determining their wavelength in air or in other gases.
With tubing nozzles for filling the tube with various gases, built-in speaker at one end, a bore and guide for accommodating moving piston or probe microphone (U20601) at the other end.
Includes retaining clips for mounting on stands and a connector lead for the speaker.
Tube nozzle: 7 mm dia.
Length: 1000 mm
Diameter: 70 mm
Made of grey cast iron, this base is used to mount stand rods
Probe microphone for measuring changes in sound pressure in a