ALESIS HD24

24-Track Hard Disk Recorder

24-track, 24-bit digital audio recording at 48kHz
(12 tracks at 96kHz)
High sample rates for top-notch audio. Digital: 44.1–96kHz. Upgrade HD24 to 96kHz with the EC-2
Fully loaded standard connections include 24 analog inputs and outputs (+4dBu, 1/4" TRS), plus 24 channels of ADAT Optical I/O
Dual recording bays utilize standard low-cost, removable IDE drives so media costs don’t break the bank
Instant random access to audio using ADAT/FST™ (File Streaming Technology). Hit rewind or fast-forward and you’re there in a flash
Internal editing capabilities include cut, copy, paste, and track-move with undo. Or use the built-in Ethernet port to easily send files to a computer DAW
Multiple units can be synchronized to create a larger system, and easily integrated into an existing ADAT system
Everything you need for a world-class digital recording setup: MIDI in/out, MTC out, Ethernet, ADAT Sync in/out, and Word Clock in. Comes with Alesis LRC remote control, optional dedicated remote control available
ADAT HD24 Specifications
MEDIA.
Any internal IDE hard drive.
TRACK COUNT.
24 tracks at 24-bit/48kHz, 12 tracks at 24-bit/96kHz.
SAMPLE RATES.
Digital: 44.1–96kHz. Analog: 44.1–48kHz (HD24). Upgrade HD24 to 96kHz with the EC-2.
CONNECTIONS.
Analog: 24 24-bit inputs, 24 24-bit outputs (1/4" TRS, +4dBu). Digital: 24-channel I/O via 3 ADAT Optical inputs and 3 ADAT Optical outputs. Other: MIDI in/out. Alesis Sync in/out (DB-9). Word Clock input (BNC, 75ý). Footswitch jack for punch in/out (1/4"). LRC input for traditional wired remote (1/4"). 10 Base-T Ethernet (RJ-45).
AUDIO SPECS.
Frequency response: 20Hz–20kHz +0/–1dB. Dynamic range: 103dB A/D, >103dB D/A (A-weighted). Distortion: <0.003% THD+N. Input levels: nominal +4dBu, maximum +19dBu. Pitch control: +100 cents/–200 cents, min-max 30–50kHz (30–100kHz with version 2.0).
POWER & DIMENSIONS.
Power: 90–230V AC, 60W. Dimensions (H x W x D): 5.09" x 19" x 17" (127mm x 483mm x 432mm), 3U rackmount. Weight: 20lbs (9.07kg).