Sound Devices MixPre-3 II – Enregistreur Audio

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

USB Audio: 2 channels

5 Total analog inputs: 3 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 = +10 dB to +40 dB

Aux In (Line): Gain = -10 dB 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/¼-inch: +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)

L/R Out

3.5 mm TRS stereo unbalanced, 500 ohm output impedance, +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): 6-in/2-out (from computer); 44.1 kHz/48 kHz/96 kHz; 16/24/32-bit integer, 32-bit float; Class-compliant USB 2.0 high speed driver

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

5 Tracks Stereo mix + 3 ISO’s

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

L-Mount: Optional sled for 2x (hot-swappable) Li-ion batteries

From computer: Bus-powered via USB-C port

AC Adapter: MX-PSU (included) Power supply wall adapter w/ USB-C connector; 15 W; has 4 adapter plugs for US, UK, AU & Europe

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 14.4 cm x 11.0 cm

1.40” x 5.68” x 4.35”

Weight

0.48 kg (unpackaged, without batteries)

16.8 oz (unpackaged, without batteries)