Sound Devices MixPre-6 II

Audio Inputs

• Frequency Response: 10 Hz to 80 kHz +/- 0.5 dB re 1 kHz @ 192 kHz sample rate
• THD + Noise: 0.005% max (@1 kHz, 22-22 kHz BW, gain=20 dB, -10 dBu in)
• ADC: 32 bit precision; 142 dB dynamic range min (A-weighted, gain=10 dB, fader=0 dB)
• Equivalent Input Noise: -130 dBV (-128 dBu) max (A-weighting, gain=76 dB, 150 ohm source impedance)

Inputs

• Mic: XLR active-balanced; 4k input
• Line: XLR active-balanced; 4k input
• Aux/Mic in: 3.5 mm TRS, 2-channel unbalanced; 2.2k
• Line: ¼-inch TRS active-balanced; 4k input
• USB Audio: 4 channels
• 6 Total analog inputs: 4 mic-line inputs, 2 on Aux In 
• All inputs fully RF-filtered and overload protected.

Gain

• Mic input: +6 dB to +76 dB
• Line input: -20 dB to +30 dB
• Fader: -inf to +20 dB
• Headphone: -inf to +20 dB
• Total, Mic-to-recording (max): +96 dB
• Aux In (Mic): Gain = +10dB to +40 dB
• Aux In (Line): Gain = -10dB to +20 dB
• Total Aux Gain including Fader (Mic-to-recording): +60 dB

Maximum Input Level

• Mic XLR: +14 dBu (limiters on or off)
• Line XLR: +28 dBu (limiters on or off)
• Aux In (Mic): -10 dBu
• Aux In (Line): +10 dBu

Low Cut Filters

• 40 Hz to 160 Hz (adjustable), 18 dB/oct. First stage analog, subsequent stages digital.

Microphone Powering

• Mic XLRs: 48 V via 6.8k resistors, 10 mA each
• Mic 3.5 mm: 3 V @ 3k source

Limiters

• Limiter at all gain stages, range > 40 dB. First stage analog, subsequent stages digital. Adjustable Threshold, Ratio, and Release.

Audio Outputs

• DAC feeding Stereo Out, Headphone Out: 32 bit precision; 115 dB dynamic range (A-weighted)
• Stereo Out: 3.5 mm TRS stereo unbalanced, 500 ohm output, +7.8 dBu max output level
• Headphones Out: 3.5 mm TRS stereo unbalanced, 300 mW + 300 mW, for use with any impedance headphones

USB

• Audio Interface (USB-C): 8-in/4-out; 44.1 to 96 kHz; 16/24/32-bit integer, 32-bit float; Class-compliant USB 2.0 high speed or ASIO® (supplied via download)
• Mass Storage (USB-C): USB 2.0 high speed
• Keyboard (USB-A): Text entry and control
• Thumbdrive (USB-A): Manual or auto-copy to drive
• Midi Control Surface (USB-A)

Recording

• Maximum Record Tracks: 8 Tracks: Stereo mix + 6 ISOs

Sampling Frequency

• 44.1 kHz
• 47.952 kHz
• 48 kHz
• 48.048 kHz
• 96 kHz
• 192 kHz

Bit Depth

• 16
• 24
• 32 Float

Recording Storage

• Type: SD, SDXC, SDHC Card (USB thumbdrive, copy only)
• Max Storage Size: 512 GB (SDXC)
• Card format: exFAT

File Type

• Polyphonic WAV

Timecode

Timecode Modes

• Free Run
• Time of Day (file stamped w/current ToD)
• Rec Run
• Ext LTC (file stamped w/incoming LTC on 3.5mm Aux In)
• Camera TC (file stamped w/incoming TC from cameras that output TC)

Timecode Frame Rates

• Auto-detects (fps):
• 23.98 (same as 23.976)
• 24
• 25
• 29.97DF
• 29.97ND
• 30
• 30DF

3.5 mm Aux In

• Timecode Input
• Timecode: 20k ohm impedance, 0.3 V – 3.0 V p-p (–17 dBu – +3 dBu)

3.5 mm Stereo Out

• Timecode Output
• Timecode: 1k ohm impedance, 3.0 V p-p (+12 dBu)

HDMI

• TC Reader via HDMI

Sample/Timecode Accuracy

• 0.2 ppm (0.5 frames per 24 hours)

Remote Control

• Bluetooth LE: Wireless control using Wingman app
• HDMI (micro): Auto-record start/stop trigger from cameras that output record flag over HDMI
• Timecode: Auto-record start/stop trigger via Aux In timecode

File Delivery to Cloud

• Compatible with Viviana Cloud

Touch Screen

• 320×256; 1.6-inch, color, sunlight-viewable IPS LCD

Power

• AA Batteries: 4x AA sled (included); 8x AA sled (optional accessory). NiMH recommended
• From computer: Bus-powered via USB-C port; optional MX-USBY cable, connects one USB-C to two USB-A ports
• AC Adapter: MX-PSU (included) Power supply wall adapter w/ USB-C connector; 15W; has 4 adapter plugs for US, UK, AU & Europe
• L-Mount: Optional sled for 2x (hot-swappable) Sony L-type Li-ion batteries

Environmental

• Operating: -20°C to 60°C, 0 to 90% relative humidity; (non-condensing)
• Storage: -40°C to 85°C

Dimensions (H x W x D)

• 3.6 cm x 16.6 cm x 11.8 cm
• 1.40” x 6.53” x 4.65”

Weight

• 0.56 kg (unpackaged, without batteries)
• 19.9 oz. (unpackaged, without batteries)