Energy Transfer Apparatus - Malvern small motor / generator, 1. 5 to 4. 5 V motor with 15 mm diameter V pulley. Mounted on base with 4mm socket terminals. Size 15 x 10 cm
Advanced Ripple Tank with Projection Mirror, 21.1lbs, 24.4x15.4x9.4in, Includes: (1) Vibration Generator, (1) Wave monitor unit, (1) Projection screen, (1) Wave dippers, (1) Lever arm and support, (1) Ripple tank, (1) Projection mirror, (1) Set of footers with adjustment screws