Tuning Forks (AVI-SW-2501)

Made of nickel plated steel with plain shank. (Cl 256) to (C2 512)
Frequency Hz
a) 256 C b) 288 D c) 320E d) 341F
e) 384 G f) 426 A g) 480 B h) 512 C

Tuning Forks (AVI-SW-2502)

Same as above but made of blued steel

Tuning Fork Set (AVI-SW-2503)

Set of 8 tuning fork of nickel plated steel with plain or screwed shank in case, frequencies marked from (Cl 256) to (C2 512) as above.

Tuning Fork Set (AVI-SW-2504)

Same as above set of 13

Tuning Fork Set (AVI-SW-2505)

Same as above but Set of 8 tuning forks made of blued steel with frequencies marked from (Cl 256) Hz to (C2 512) Hz. Supplied in case

Tuning Fork Set (AVI-SW-2506)

Same as above set of 13

Tuning Forks (AVI-SW-2507)

Made of Aluminium alloy. Set of 8 pieces of frequencies as

Pair of Tuning Forks on Resonance Boxes (AVI-SW-2508)

Two Tuning forks are mounted on two wooden resonance boxes dimensions of which are compatible with frequency of the forks to produce a strong sustained tone. Forks are nickel plated with shanks to screw in the bushes on the top of the boxes. Each set supplied with rubber headed hammer.