Alesis ADAT HD24XR Hard Disk Recorder

Alesis ADAT HD24XR Hard Disk Recorder has all the incredible features of the HD24 plus 96kHz, 113dB A/D/A converters. The world's first 24-track, 24-bit/96kHz hard disk recorder, Alesis ADAT HD24XR, designed to fit comfortably into any standard ADAT environment and match ADAT's legendary performance and affordability. Low-cost IDE computer drives are as affordable as traditional ADAT tape on a per-track basis. Two hot-swappable media bays provide convenient access to the recording drives and allow quick backup from one hard drive to another. The only HD recorder that includes ADAT Optical format and ADAT Sync to work efficiently with existing ADAT systems. 44.1kHz and 48kHz internal sample rates, slaved to external word clock, with 96kHz and 88.2kHz option. 12 tracks at 88.2 or 96kHz through the digital or analog ins and 24 tracks at 44.1 or 48kHz. Internal editing including cut, copy, paste, and track-move with undo. Multiple units can be synchronized to create a larger system. 24 analog ins and outs. 3x8 channels, ADAT Optical in/out, word clock in. Comes with Alesis LRC remote control.

Features

24-track, 24-bit digital audio recording

44.1kHz internal sample rates

12 tracks at 88.2 or 96kHz through the digital or analog ins

24 tracks at 44.1 or 48kHz

Slaves to external word clock

Dual recording bays use standard IDE drives

Built-in 40GB drive

Internal editing capabilities

Can run with multiple units

24 analog ins and outs, 3 by 8 channels

All necessary hardware and remote included

Specifications

Input Connectors: 24 balanced 1/4 in. TRS jacks

Nominal Input Level: +4 dBu (1.23 VRMS) = -15 dBFS

Maximum Input Level: +19 dBu (6.9 VRMS) = -0 dBFS

Input impedance: 10 k ohms

Output Connectors: 24 Pseudo-Balanced 1/4 in. TRS jacks

Nominal Output Level: +4 dBu (1.23 VRMS) = -15 dBFS

Maximum Output Level: +19 dBu (6.9 VRMS) = -0 dBFS

Output impedance: 220 ohms

Signal to Noise Ratio: 103 dB A-Weighted, Analog In to Analog Out

THD+N: < 0.003%, Analog In to Analog Out

Frequency Response: 22-22 kHz ¡À0.50 dB, Analog In to Analog Out

Power consumption:

Size (H x W x D): 5.24 x 19.0 x 13.5 in. (133 x 483 x 342 mm)

Rack spaces: 3 spaces

Weight: 21 lbs. (9.6 kg)

All measurements done over a 22 Hz - 22 kHz range with 1 kHz sine wave at 18dBu (-1dBFS) input. Impedances are measured at 1 kHz.