A 128Hz medical tuning fork appeared in my collection thanks to a friend! Have you ever used a tuning fork? According to Wikipedia, the tuning fork was invented in 1711 by British musician John Shore, ...

Sound therapy is a simple concept. Some practitioners suggest that specific vibrations applied to the body can ease tension, improve sleep, and calm the nervous system. All you need is a tuning fork.

Tuning fork crystals, also known as wrist watch crystals, are one of the classical crystal design used for time control in watches, clocks, and other electronic devices. The most common frequency of ...

[Willem Koopman aka Secretbatcave] was looking at a master clock he has in his collection which was quite a noisy device, but wanted to use the matching solenoid slave clock mechanism he had to hand.