Qref

Extreme Lightweight Sound Power Reference Source  

Qref is a unique sound source for regular verification of acoustic rooms for product testing, machinery testing, anechoic rooms, reverberant rooms. Another main application for this product is sound power identification on-site of for example installed machinery or larger installations. The small size, weight and signal control on the Qsources Qref make it specially suitable for is this type of sound power identification in difficult spaces.