744T User Guide and Technical Information

Inputs/Outputs – Digital

AES3-id

75 ohm, 0.5 V p-p, S/PDIF compatible with RCA adapter

Digital Storage

 

Internal hard drive

ATA-5 interface 1.8-in or 2.5-in hard drive 4200–7200 RPM supported, FAT32 formatted, up to 2 TB

 

addressable

Compact Flash

CF type I, II, and + (microdrive) compatible, FAT32 formatted, up to 2 TB addressable

 

 

File Types

WAV or BWF (AES-31 format), mono or polyphonic, at supported Fs, 24-bit or 16-bit

 

MP3 @ 64, 96, 128, 240, or 320 kb/s stereo

Utilities

Format, speed test, and repair utility for internal HD and CF volumes

Data Transfer / Control

FireWire

peripheral-mode, IEEE-1394a compliant, 6-pin FireWire, Windows 2000, XP, Mac OS X only

 

 

C. Link

6-wire modular input and output, RS-232 machine control, word clock, time code transfer

Time Code

 

Modes Supported

free run, record run, 24 hour run, continuous jam

 

 

Frame Rates

23.976, 24, 25, 29.97DF, 29.97ND, 30DF, 30ND

 

 

Accuracy

<0.2 ppm, when tuned with Ambient Master Controller, holds TC clock for 8 hours after main bat-

 

tery removal (AA time code battery installed); after 8 hours, retains time of day

Powering

 

Internal Voltages

±16 VDC regulated audio rails

 

5 VDC data

 

3.3 VDC data

 

1.5 VDC DSP core

 

48 VDC phantom power

 

 

Power supply (batteries)

operating cell, removable 7.2 V (nominal) Sony M- or L-type Li-on, operational from 6–8 V,

 

time code battery, 1.2 V AA nickel metal-hydride

 

 

Power supply (external)

10–18 V, 1000 mA minimum, via locking 4-pin Hirose connector, use Hirose #HR10-7P-4P

 

(DigiKey# HR100-ND) for locking mating DC connector; pin-1 (−), pin-2 (−), pin-3 (+), pin-4 (+).

 

See Powering section for additional details

Environmental

 

Operation and Storage

Ambient temperature 5–55° C,

 

Relative humidity (non-condensing) <80%

Other

 

LCD Display

202 x 32 pixels, extended temperature, backlit display

 

 

Tone Oscillator

100 Hz–10 kHz, variable output, assigned to tracks or outputs (menu-selectable)

 

 

Quick Setups

Four factory presets, one user setup stored to CF or HD as data file

Dimensions and Weight

Size

45 mm x 209 mm x 125 mm (H x W x D)

 

1.8” x 8.2” x 4.9”

 

 

Mass

unpackaged: 1.2 kg, (2.6 lbs) without battery

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firmware v. 1.04 Features and specifications are subject to change. Visit www.sounddevices.com for the latest documentation.