A Rubens' tube, also known as a standing wave flame tube is an apparatus for demonstrating acoustic standing waves in a tube. Invented by German physicist Heinrich Rubens in 1905, it graphically shows the relationship between sound waves and sound pressure as a primitive oscilloscope.
Our own Lab Basics Rubens tube has been designed for easy, safe demonstration within the school laboratory environment and is a great way of catching the attention of even the most disinterested pupils.The unit consists of a high quality aluminium tube with a full range speaker mounted at one end. The endcaps incorporate carry handles which makes the unit easier to move after use.
- Specification: 1200 x 75mm aluminium tube
- Standard bunsen type connector
- 8Ω, 15W full range loudspeaker
- Speaker input via 2 x 4mm sockets
- Compatible with Natural and LPG gas
- Supplied with full instructions
- NB: A full risk assessment should be carried out prior to use