Recent content by jg4rden

  1. J

    High pitched siren noise that does not change with volume when speakers are connected to Pre-Amplifier

    My dad has connected his Jensen speakers to a Pyle PT270AIU pre amplifier system, but when the machine is turned on, a high pitched siren noise is produced from the speakers which doesn't change no matter how low or high the volume is set. The noise occurs even when I switch through inputs. Is a...