Description
This bundle includes an iAudioInterface2 and a Dayton Audio EMM-6 microphone, and it includes a calibration card with settings for this microphone and iAudioInterface2 combination that you can enter directly into AudioTools. We also include our impedance testing cable to make it easy to get started with loudspeaker impedance testing.
iAudioInterface2 is the two-channel iOS, Mac, and Windows interface that has an internal battery. It pairs perfectly with the EMM-6 and is the ideal setup for on-site system integration and home theater testing.
Included in this bundle:
- iAudioInterface2
- EMM-6 Calibrated 1/2″ Measurement Microphone
- Impedance Test Cable
- Calibration and Setup Instructions
Check this link to see the full information about iAudioInterface2.
iAudioInterface2 has these major features:
- 48V Phantom-powered XLR microphone input, with up to 50dB of gain**
- Balanced line input for transfer function measurements
- Balanced line output for signal generation
- Toslink digital audio output, mirrors line out at full level
- Internal li-ion battery, draws no power from your device
- When charging with the included universal power external adapter, also charges your attached iOS device (some iPads excluded, USB-C cable does not provide charging).
- Digital audio link to iOS device for lowest noise, and best quality. Uses our own A/D converters and DAC with precision USB audio clock recovery.
- Compatible with all Lightning iOS devices, USB-C iPhones and iPads, and Mac & PC computers using the included USB-A interface cable.
Microphone Input
- Standard XLR microphone connector.
- Switchable 48V phantom power available that meets all specs for voltage and current.
- Input gain 0dB to +50dB in 9 preset gain stages, set from within AudioTools.
- Equivalent Input Noise (EIN) @+50dB gain -112dBu A-weighted.
- Microphone appears to iOS app as left input channel.
- Input impedance 20k Ohms.
- Input THD < 0.005% at 1kHz, -1dBFS, battery powered.
- Frequency response -0.3/+0.0 20-20kHz.
Line Input
- Fully balanced 1/4″ TRS line input, appears to iOS app as the right input channel.
- May be switched to a stereo unbalanced input.
- Input Impedance 40k Ohms balanced, 20k Ohms unbalanced.
- THD < 0.005 % @ 1kHz, -1dBFS, battery powered.
- Three gain ranges, selected from AudioTools:
- -80dBU to -10dBu
- -60dBu to +15dBu
- -40dBu to +40dBu
Line Output
- Fully balanced 1/4″ TRS mono line output.
- Maximum output level +12dBu
- THD < 0.010% @1kHz, -1dBFS, battery powered.
- Output may be switched to stereo, suitable to drive 32 Ohm headphones.
Digital Audio Output
- Optical Toslink PCM digital audio output, sample rate 32k/44.1k/48k, set from iOS device. 16-bit (current iOS maximum).
Internal li-ion Battery
- Charge time 2-3 hours.
- Run time 3-5 hours depending on usage.
Included in the package
- iAudioInterface2
- USB-A Interconnect Cable for computer USB Audio
- USB-C Interconnect Cable for iOS and iPadOS
- Lightning iOS Interconnect Cable
- AC Power Adapter with 4 plugs
- User Guide
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