- ultrashort wave diathermy
- diathermy in which the wavelength used is less than 10 meters.
Medical dictionary. 2011.
Medical dictionary. 2011.
History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia