AVIXA Communications Certifications Changed CTS Questions

In an audio system, a compressor controls the dynamic range by reducing the difference between the loudest and quietest parts of the audio signal. Compressors are used to maintain a consistent volume level, which is useful for both live and recorded audio environments.

CTS Technology Specialist ReferenceCTS curriculum covers audio processing tools like compressors, which are essential for managing dynamic range and ensuring consistent audio output.

The microphone in the setup may require phantom power to operate. Phantom power is a DC voltage (usually 48V) supplied through the microphone cable to power condenser microphones. Without phantom power, a condenser microphone will not function, resulting in no audio being passed through the system. Since the drawing shows a microphone connected to a digital audio transmitter, it's likely a condenser microphone, and if it isn't receiving phantom power, this would be the most probable cause of the system not passing audio.

For mounting a 50-inch monitor on the south wall of the boardroom, recessed lights labeled as D will need to be separated into their own zone to turn them off when the monitor is on. This will prevent glare and reflections on the screen, ensuring a clear and visible display. Axis Technology Specialist documentation supports the necessity of proper lighting control in AV installations to optimize viewing conditions.

When installing underwater lighting in a swimming pool to match a client’s colors, the technician needs to consider the IP rating of the fixtures. The IP rating indicates the level of protection the fixtures have against water and dust. For underwater lighting, it is crucial to use fixtures with a high IP rating (typically IP68) to ensure they are fully waterproof and safe to operate underwater. Axis Technology Specialist documentation emphasizes the importance of selecting appropriately rated equipment for specific environmental conditions to ensure safety and functionality.