Task: Translation
Input (Spanish): In order for data or energy transmission to be as effective as possible, current or tension is measured in antennae oscillating circuit (3, 4) and it is compared to a theoretical magnitude.
Output (English): Para que la transmision de energía o datos sea lo más efectiva posible, se mide la corriente o la tension en el circuito oscilante de la antena (3, 4) y se compara con una magnitud teorica.