HOEREAPPARAT

1. A hearing aid, for people with damaged hearing, with a sound pick-up microphone arrangement and earphone between which is connected an arrangement of several voice frequency selecting channels (4 to 9), in which there is provided in each individual voice frequency selecting channel a device (16) for measuring the strength of a signal and a summing element (29) having a positive and at least one negative input, the positive input of the summing element being coupled to the output of the same-channel and the negative input of the summing element being coupled with the output of a measuring device (16) in the adjacent channel, with the differential signal given off by the summing element (29) influencing the amplification in the same channel voice frequency selecting channel.