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744T User Guide and Technical Information
52
firmware v. 1.04 Features and specifications are subject to change. Visit www.sounddevices.com for the latest documentation.
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