Loud-speaker enclosure with electrical feed-back

Details Loud-speaker enclosure with electrical feed-back Loud-speaker enclosure with electrical feed-back

1977-10-26

1978-05-30

Stellar, George G.

H04R 122, H04R 300, H04R 302

Patent

active

040924947

ABSTRACT:
The invention relates to loud-speaker enclosures comprising a sealed box with several loud-speakers. More particularly, the invention relates to a sealed box enclosure comprising an amplifier and in which the loud-speakers form two groups which, connected in series, constitute the first two arms of a bridge circuit. The other two arms of said bridge circuit form a voltage divider. A negative feedback loop is connected to the node of the first two arms while a positive feedback loop is connected to the node of the other two arms.

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