## What's New in V5.1

- REW now requires JRE7 or later on Windows
- REW now requires OS X 10.7.3 or later. The OS X JRE is built in, Java does not need to be installed.
- Room Simulator
- Graph that shows distortion with traces for THD and individual harmonics up to 10th
- Support for ASIO drivers on Windows
- Support for USB mics - MiniDSP UMIK-1, Omnimic, UMM-6 - with support for sensitivity calibration data in the mic cal files
- REW works at 44.1k and 48k sample rates on OS X
- Support for ADA PEQ, miniDSP nanoAVR, miniDSP-96k,Emotiva UMC-200, Emotiva XMC-1, waveFLEX DSP A8 and Xilica XP2040 equalisers
- Target settings to specify a rise at low frequencies (a house curve) and a fall at high frequencies
- Variable smoothing option, shortcut Ctrl+Shift+X
- Peak trace on the RTA
- Dual tone signals (SMPTE, DIN, CCIF and custom) in the generator for intermodulation distortion measurements
- Calculation of Intermodulation Distortion percentage on RTA when a dual tone signal is playing
- CEA-2010 Tone Burst in the signal generator
- A dark colour scheme can be selected
- WAV, AIFF and PCM files can be dragged and dropped onto the REW main window to import them
- There is a control for a delay (up to 60 s) before the sweep starts
- File import can now accept .csv files

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