On the other hand , vocoders process both the carrier and the modulator signal integrally , producing the output as a separate electric signal .
Talk boxes send the carrier signal into the singer 's mouth , where it is then modulated by the singer themselves .
Vocoders process both the carrier and the modulator signal integrally , producing the output as a separate electric signal .
Talk boxes send the carrier signal into the singer 's mouth , where it is then modulated by the singer themselves .