9 – Specifications

Control input/output

MIDI IN terminal

Connector: DIN 5 pin

Format: Standard MIDI format

MIDI OUT terminal

Connector: DIN 5 pin

Format: Standard MIDI format

USB terminal

Connector: USB B type 4 pin

Format:

USB 2.0 High speed (480 MHz)

USB 2.0 Full speed

(12 MHz USB 1.1 equivalent)

Audio performance

Frequency response

20 Hz - 20 kHz, +0.5 dB/–1.0 dB (44.1/48 kHz) (MIC to LINE OUT)

20 Hz - 40 kHz, +0.5/–1.5 dB (88.2/96 kHz) (MIC to LINE OUT)

Signal-to-noise ratio (LINE IN to LINE OUT)

Through ADC and DAC: 98 dB

(When INPUT knob is set to LINE, 20 kHz LPF + A-weighted)

Direct monitor: 107 dB

(When INPUT knob is set to LINE, 20 kHz LPF + A-weighted)

Total harmonic distortion (LINE IN to
LINE OUT)

Through ADC and DAC: Less than 0.0045% (When INPUT knob is set to LINE, 1 kHz +20 dBu input, 20 kHz LPF)

Direct monitor: Less than 0.002% (When INPUT knob is set to LINE, 1 kHz, +20 dBu input, 20 kHz LPF)

Computer requirements

See the TASCAM website for updated information about OS compatibility.

Windows

Supported Operating system

Windows:

Windows XP 32 bit SP2/SP3 Windows XP 64 bit SP2 Windows Vista 32 bit SP2 Windows Vista 64 bit SP2 or later

Supported computer system

Windows compatible computer with a USB port (USB 2.0 is recommended)

•• CPU/clock:

Pentium 4 1.4 GHz or faster AMD Athlon 1.4 GHz or faster (or equivalent processor)

•• Memory:

512 MB or more for Windows XP 32-bit

and Windows Vista 32-bit

1 GB or more for Windows XP 64-bit and Windows Vista 64-bit

32 TASCAM US-144MKII