During a meeting of Electrotecnicians in 1920, he presented the Termenvoksa or Heterophone, or Theremin, as it had been referred to as internationally. People on the convention observed a little box with two antennae, a person on the proper and a person to the remaining. Could it be a new https://manualliftingequipment17282.bloggazzo.com/37229109/indicators-on-mezzanine-gate-you-should-know