Thank you for viewing. [Item] SONY (Sony Corporation) Tuning Fork 125Hz Wooden box included / Manufactured in 1961 (Showa 36) This is a rare item from the early days when Sony was manufacturing measuring instruments and research equipment alongside televisions and radios. It was not for general household use, but was limited to research institutions and engineers, so the number of existing items is very small, and it is also attracting attention as a collector's item. [Size] Body length: approx. 32.5cm Case size: approx. 35cm [Condition] ・Both the wooden box and the tuning fork body have scratches and small scratches due to aging. ・Explanation label and nameplate remain (with a plate stamped "Manufactured in October 1961") ・We have not confirmed the operation, so please consider it for display and collection purposes. [Features] ・Frequency: 125Hz ・Wooden case included ・"Manufactured in October 1961" is clearly stated on the plate. ・A rare item from the research instrument era that tells the history of Sony. [About Shipping] We will carefully pack the item using recycled cushioning materials and cardboard, with consideration for the environment, and ship it anonymously. This is a rare product from the early days of Sony. Recommended for audio fans, vintage instrument collectors, and Sony collectors. *Please check the profile for a smooth transaction.