With a calibration DVD and sound level meter in hand, you can play a test pattern and set levels for your speakers. It also is a good idea to set all treble and bass controls to 0 as well. Set your ...

NTI has introduced new features and software for its PureSound speaker test system, which measures audible speaker defects. The system consists of the RT-2M high-speed audio analyzer and RT-Speaker ...

We'll start out by looking at what testing is required for different audio devices, and we'll choose a device to test and a signal path. Then we'll discuss basic setup considerations. Then we'll look ...

Some readers have reported poor spoken word quality from the MacBook's speakers -- especially prominent when using iChat for audio conferences. This is primarily due to the speakers being too quiet.

This is a simple circuit which I built to one of my audio amplifier projects to control the speaker output relay. The purpose of this circuit is to control the relay which turns on the speaker output ...