A report on Hoarse voice and Stroboscope

The vocal folds (or vocal cords) in the larynx vibrate to produce sound. When this process is disturbed hoarseness may ensue.

A bouncing ball captured with a stroboscopic flash at 25 images per second.

The vocal folds (or vocal cords) in the larynx vibrate to produce sound. When this process is disturbed hoarseness may ensue.

A strobe light flashing at the proper period can appear to freeze or reverse cyclical motion

1540 Strobolume, a professional grade stroboscope produced by General Radio

Close-up view of the 1540 Strobolume control box

Stroboscope on a gramophone turntable

In medicine, stroboscopes are used to view the vocal cords for the diagnosis of conditions that have produced dysphonia (hoarseness).

- Stroboscope

Laryngeal stroboscopy is the primary clinical tool used for this purpose.

- Hoarse voice

The vocal folds (or vocal cords) in the larynx vibrate to produce sound. When this process is disturbed hoarseness may ensue.

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