Single loud speaker drive system

Details Single loud speaker drive system Single loud speaker drive system

H - Electricity

04

R

H04R 3/00 (2006.01)

Patent

CA 2195133

A single speaker driver circuit having, a low frequency input coil connected between an audio circuit output and the input of the speaker, a low frequency return coil, connected between the return of the speaker and the return of the audio signal, the low frequency return coil being bifilar wound with the low frequency input coil, and a higher frequency input coil connected between the audio circuit output and the return of the audio circuit, and a secondary coil connected between the input of the speaker, and ground, the higher frequency input coil and the secondary coil being bifilar wound with one another.

L'invention est un circuit d'attaque pour haut-parleur unique qui est constitué d'une bobine d'entrée basse fréquence montée entre la sortie d'un circuit audio et l'entrée du haut-parleur, d'une bobine de retour basse fréquence montée entre le point de retour du haut-parleur et celui du signal audio, cette bobine de retour utilisant un enroulement bifilaire avec la bobine d'entrée basse fréquence, d'une bobine d'entrée haute fréquence montée entre la sortie et le point de retour du circuit audio, et d'une bobine secondaire montée entre l'entrée du haut-parleur et la borne de mise à la terre, la bobine d'entrée haute fréquence utilisant un enroulement bifilaire avec cette bobine secondaire.

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