Description :-
Consists of aluminum tuning forks, mallet in a wooden box.
Tuning forks are stamped with frequency and note. Set of 8
(C-256, D-288, E-320, F-341.3, G-384, A-426.6, B-480, C-512) Set of 13
(G-100, C-128, C-256, D-288, E-320, F-341.3, G-384, A-426.6, B-480, C-512, C-1024, C-2048 and C-4096)
Description :-
Hollow wooden sounding box 1290 x 130 x 110 mm, with mm scale, has two fixed bridges 72 cm apart over which wires are stretched.
To one wire is fitted a spring balance reading to 100 N x 5 N and its tension can be adjusted by a winged nut and measured.
Another wire passes over a pulley and can be loaded as desired.
A third wire, for comparison, can have its tension adjusted by a wrest-pin.
With 3 movable bridges, wrest-pin key, spring balance, and set of four wires of different diameters, each 1.5 meter long, without masses.
Description :-
Tuning Fork Activator is used as a surface to gently strike the tuning fork to activate vibrations.
Rubber activator is tapered so the bottom is wider for stability.
Made of solid rubber.
Description :-
For use with ripple tank, simple form.
A disc of 250 mm diameter with 12 equispaced slots and a finger hole, rotating on its axis, with handle.
Description :-
Consisting of 19 spheres, each mounted on a 75 mm long rod with a collar for attachment to a shaft.
The spheres are mounted at 20° intervals, equally spaced along the shaft.
The shaft rotates in two pillars mounted on a base.
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