For the duration of a meeting of Electrotecnicians in 1920, he presented the Termenvoksa or Heterophone, or Theremin, as it had been termed internationally. Individuals in the convention noticed a small box with two antennae, a single on the right and one about the remaining. Could it be a new https://drum-handling89785.arwebo.com/60704658/considerations-to-know-about-pallet-gate