Mathematical and electrical analysis of pulsed tones

This paper discusses a study conducted to perform a mathematical analysis and an electrical analysis of pulsed tones to determine which type of pulsed tone is most suitable.

The construction of a thyratron inflection indicator, its behaviour with certain vowels, and its use in instructing deaf children

This paper discusses the construction of an apparatus, Thyratron Inflection Indicator, to help hearing impaired children learn speech.