An RTA is connected to the speaker output of an OEM amplifier. A pink noise signal is played in the factory system and the resulting output from the amplifier is shown on the RTA. Technician A says the signal is a 20-20kHz full range signal. Technician B says this is a low pass signal that shows it connects to the factory subwoofer. Who is correct?

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1. An RTA is connected to the speaker output of an OEM amplifier. A pink noise signal is played in the factory system and the resulting output from the amplifier is shown on the RTA. Technician A says the signal is a 20-20kHz full range signal. Technician B says this is a low pass signal that shows it connects to the factory subwoofer. Who is correct?