Resonance Apparatus Glass

Mounted on sturdy streamlined base with provision for horizontal or vertical use, fork is manufactured from selected steel. Prong is 10 x 25 x 300 mm. accurate frequency adjustment, vibrations rate 60 per second. Electromagnet can work on 6 Volts. The amplitude of vibration can vary by sliding the electromagnet inside the prongs.

Square section with tapered mouthpiece, made of polished wood, with graduated sliding piston, square in section having a knob at the end for easy handling. The slider is marked with a diatonic scale. It is used to investigate phenomenon of beats in conjunction with a second pipe of same type. Approx. overall length when extended 840mm.