Apple iOS Devices and Studio Six AudioTools Software Apple iOS Devices and Studio Six AudioTools Software Operational Manual for Acoustic Measurements AudioTools 10x, SPLGraph 6x Revision 7.2: July 2017 Noise Measurement Services Pty Ltd iOS Devices and Studio Six AudioTools Software – Operation Manual for Acoustic Measurements Contact: AcoustarWHS ph. 07 3355 9707 Brisbane email: [email protected] web: www.acoustar.qld.edu.au July 2017. Acoustar™ and Noise Measurement Services Pty Ltd is a registered training organization (RTO Registration Identifier Code 41013), ABN 70 084 643 023 Noise Measurement Services Pty Ltd is the Copyright holder for this Study Guide, with the exception of identified authored material. The copyright of acknowledged material remains with the identified author. Acoustar students are permitted to retain printed and electronic copies of this Study Guide for reference purposes. Acoustar is a Registered Trade Mark (No. 1608228). 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Students may freely use the material presented, but the intellectual property of the material remains with Studio Six Digital. 2 | P a g e iOS Devices and Studio Six AudioTools Software – Operation Manual for Acoustic Measurements Contents This Manual ............................................................................................................................................. 5 Device Compatibility ........................................................................................................................... 5 Built-In Microphones .......................................................................................................................... 5 Installing AudioTools ........................................................................................................................... 5 Apps and Microphones for Sound Level Measurements ........................................................................ 6 STUDIO SIX DIGITAL APPS ....................................................................................................................... 7 SPL Pro ................................................................................................................................................ 8 SPL Graph .......................................................................................................................................... 10 Audio File Analysis ............................................................................................................................ 18 Quick-start for SPLGraph .................................................................................................................. 19 Setting up an iPhone for Noise Logging ............................................................................................ 20 Guided Access Mode ......................................................................................................................... 22 SCHEDULER ....................................................................................................................................... 24 SPL Traffic Light ................................................................................................................................. 27 Dosimeter.......................................................................................................................................... 29 RTA .................................................................................................................................................... 32 FFT ..................................................................................................................................................... 35 Smaart® Tools ................................................................................................................................... 46 Impulse Response ............................................................................................................................. 50 ETC - Energy Time Curve ................................................................................................................... 64 Room Treatment ............................................................................................................................... 67 Generator .......................................................................................................................................... 69 Recorder ............................................................................................................................................ 72 Saving Data, Exporting, and Importing ............................................................................................. 74 Save to Photo Roll ............................................................................................................................. 77 Using Audio Files as Input ................................................................................................................. 78 Calibration ......................................................................................................................................... 81 Using Microphone Calibration Files .................................................................................................. 82 iCloud Support .................................................................................................................................. 85 Dropbox Support ............................................................................................................................... 88 Reference Curves .............................................................................................................................. 90 AudioTools Wireless .......................................................................................................................... 93 Transmission Loss ............................................................................................................................. 96 Operation .......................................................................................................................................... 96 3 | P a g e iOS Devices and Studio Six AudioTools Software – Operation Manual for Acoustic Measurements Settings .......................................................................................................................................... 97 Sending Room Levels .................................................................................................................... 97 Receiving Room Levels .................................................................................................................. 97 Receiving Room RT Time ............................................................................................................... 97 Ambient Noise Levels .................................................................................................................... 98 Save / Recall ...................................................................................................................................... 98 Saving and Recalling Level Tests ................................................................................................... 98 Saving and Recalling RT Results .................................................................................................... 99 Saving and Recalling Results ......................................................................................................... 99 Gated Noise RT60............................................................................................................................ 101 LARSA .................................................................................................................................................. 104 Transfer Function ................................................................................................................................ 108 STIPA PRO............................................................................................................................................ 113 ACU – AUDIO COVERAGE UNIFORMITY .............................................................................................. 114 TECHNICAL APP NOTES ....................................................................................................................... 116 dB vs. dB – Understanding SPL Measurements .............................................................................. 116 Headset Connected Microphones .................................................................................................. 119 Audio Output .................................................................................................................................