Description
Qref is a unique sound source for regular verification of acoustic rooms for product testing, machine testing, anechoic rooms or rooms with reverberation. Another main application for this product is the identification of sound effect on site of, for example, installed machines or larger installations. The small size, weight and signal control of Qsources Qref make it particularly suitable for this type of sound power identification in difficult rooms. Meets ISO 3747 and ISO 6926 requirements.
