User`s manual
Table Of Contents
- CONTENTS
- 1 INTRODUCTION
- 2 THE CLIO SYSTEM
- 3 CLIO INSTALLATION
- 3.1 MINIMUM PC CONFIGURATION
- 3.2 FW-01 DRIVERS INSTALLATION UNDER WINDOWS XP
- 3.3 FW-01 DRIVERS INSTALLATION UNDER WINDOWS VISTA AND 7
- 3.4 SOFTWARE INSTALLATION
- 3.5 THE 'CLIO BOX'
- 3.6 RUNNING CLIO FOR THE FIRST TIME
- 3.7 SYSTEM CALIBRATION
- 3.8 CLIO SERIAL NUMBER AND DEMO MODE
- 3.9 TROUBLESHOOTING CLIO INSTALLATION
- 4 CLIO BASICS
- 5 SYSTEM OPERATIONS AND SETTINGS
- 6 COMMON MEASUREMENT INTERFACE
- 7 SIGNAL GENERATOR
- 8 MULTI-METER
- 9 FFT, RTA AND “LIVE” TRANSFER FUNCTION
- 10 MLS & LOG CHIRP
- 11 SINUSOIDAL
- 12 WATERFALL , DIRECTIVITY & 3D
- 12.1 INTRODUCTION
- 12.2 WATERFALL, DIRECTIVITY & 3D CONTROL PANEL
- 12.3 WATERFALL SPECIFIC CONTROLS
- 12.4 MAKING A CUMULATIVE SPECTRAL DECAY
- 12.5 DIRECTIVITY SPECIFIC CONTROLS
- 12.6 MEASURING LOUDSPEAKER SINGLE POLAR DATA (1D MODE)
- 12.7 REPRESENTING SINGLE POLAR DATA
- 12.8 3D SPECIFIC CONTROLS
- 12.9 MEASURING LOUDSPEAKER SINGLE POLAR DATA (3D MODE)
- 12.10 MEASURING FULL SPHERE LOUDSPEAKER POLAR DATA (3D MODE)
- 12.11 REPRESENTING 3D BALLOON DATA
- 12.12 EXPORT 3D BALLOON DATA
- 13 MEASURING IMPEDANCE AND T&S PARAMETERS
- 14 LINEARITY & DISTORTION
- 15 ACOUSTICAL PARAMETERS
- 16 Leq LEVEL ANALYSIS
- 17 WOW AND FLUTTER
- 18 WAVELET ANALYSIS
- BIBLIOGRAPHY
- NORMS

measurement unless, while in exponential averaging, the target has already
been reached; see Averaging (9.6) for details.
9.3 RTA - OCTAVE BANDS ANALYZER
Fig. 9.2 The RTA control panel
Pressing the RTA button you select the octave bands analyzer. Fig. 9.2 shows the
RTA control panel (while analyzing the 1/3 octave response of a HT center channel
speaker). The RTA (RT stands for real-time) analyzer is a dedicated instrument that
is normally used to measure the averaged frequency content of an acoustical signal
and for evaluating how a complete reproduction system (from PA to HT) behaves in
a real environment.
For a detailed description of the graphical display (common also to other
measurement control panels) and its capabilities please refer to Chapter 7. For a
description of the available shortcuts please refer to section 5.5.2.
9.3.1 DEDICATED TOOLBAR FUNCTIONS
fraction of octave
Selects between 1/3 and 1/6 of octave analysis.
This is the only different toolbar function from the FFT narrowband case; for all
the other functions refer to 9.2.1.
9 FFT, RTA AND “LIVE” TRANSFER FUNCTION 101