Real Time Analyzer RTA
The XL2 as a Real Time Analyzer RTA
The RTA perfectly suits tasks such as optimization of sound systems and rooms. The XL2 measures and logs wideband values and the real time spectrum in 1/1 or 1/3 octave-band resolution according to IEC 61260 class 0. The sound level meter results of the wideband and RTA spectrum are simultaneously available.

Real Time Analyzer Features
- 1/3 octave, 1/1 octave
- Frequency weighting: A, C, Z (=flat)
- Time weighting: Fast, slow and optional impulse
- Percentile statistics for Lxy (x= A, C or Z, y= F or S ): 1 – 99% (optional)