Tascam US-224 Brochure

US-224 Technical Specifications

General Frequency Response

20 Hz - 20KHz 1.0 dB / -3.0 dB LINE INPUT A/B to LINE OUTPUT TRIM min., +4 dBu input LINE OUTPUT level max.

Noise Level

Better than 92 dB A Weight MIC INPUT A/B to LINE OUTPUT TRIM min., 150 ohm terminated LINE OUTPUT level max.

Signal Processing Delay

Less than 2 ms MIC/LINE to LINE OUT Input Monitor Fs = 44.1KHz

THD

Better than 0.01% MIC INPUT A/B to LINE OUTPUT 0 dBu input TRIM min. LINE OUTPUT level max. LINE INPUT A/B to LINE OUTPUT TRIM min., +20 dBu input LINE OUTPUT level max.

Crosstalk

Better than 85 dB at 1KHz LINE INPUT A/B to LINE OUTPUT TRIM min., +4 dBu input LINE OUTPUT level max.

Click: Less than -35 dBu

Fader Attenuation: Better than -90 dB at

1 KHz

Mute Level: Better than -90 dB at 1 KHz

Dimensions:

12" x 8.3" x 2.4" (30.4 x 21.1 x 6.2 cm)

Weight (unit itself): 0.85 Kg (1.9 lbs)

Power Consumption: 2W

MIC INPUT A/B Connector: XLR-3-31

( 1:= GND, 2:= Hot, 3:= Cold ) : Balanced

Input Impedance: 2.2k ohm Nominal Input Level (TRIM max.): -54 dBu Nominal Input Level (TRIM min.): -16 dBu Maximum Input Level: 0 dBu (TRIM min.)

LINE/GUITAR INPUT A/B Connector: 1/4"

(Tip:Hot; Ring:Cold; Sleeve:GND) (Balanced at LINE, Unbalanced at GUITAR) Input Impedance 22k ohm at LINE 680k ohm at GUITAR

Nominal Input Level (Trim max.):

-34 dBu at LINE

-48 dBV (-36.8 dBu) at GUITAR

Nominal Input Level (TRIM min.):

+4 dBu at LINE

- 10 dBV (-7.8 dBu) at GUITAR

Maximum Input Level (TRIM min):

+20 dBu at LINE +6 dBV (+8.2 dBu) at GUITAR

(Analog)

LINE OUTPUT (Analog) Connector: RCA pin jack, Unbalanced Output Impedance: 100ohm Nominal Output Level: -10 dBV (-7.8 dBu)

(LINE LEVEL -10dB) Maximum Output Level: +6 dBV (+8.2 dBu) (LINE LEVEL max)

PHONES output Connector: 1/4" TRS Stereo

(Tip:L, Ring:R, Sleeve:GND) (when nominal impedance 40 Ohms loaded) Maximum Output Power: 10m W + 10m W Maximum Output Level: +6 dBV (+8.2 dBu)

DIGITAL IN Connector: RCA pin jack Format: IEC60958 Type2 Input impedance: 75 ohm Input Level: 0.5Vp-p

DIGITAL OUT Connector: RCA pin jack Format: IEC60958 Type 2 Output Impedance: 75 ohm Output Level: 0.5Vp-p

MIDI IN Connector: 5P DIN Format: Standard MIDI Format MIDI Out Connector: 5P DIN Format: Standard MIDI Format

USB

Connector: USB Down stream connector Format: USB Version 1.1

ADC / DAC AD/DA Converter

24Bit, 64 times oversampling Delay: 17 samples (ADC), 15.4 samples (DAC)

Audio Performance

MIC INPUT (A, B XLR Analog INPUT to

DIGITAL OUT)

(Analog)

Frequency Response

20 Hz - 20KHz + 0.5dB / -1.0 dB TRIM min., -16 dBu input

S/N

Better than 93 dB A Weight TRIM min., 150 ohm terminated LINE OUTPUT max.

T.H.D.

Better than 0.007% at 1kHz TRIM min., 0 dBu input

LINE INPUT (A, B 1/4" Analog INPUT to DIGITAL OUT)

Frequency Response

20 Hz - 20KHz, +0 .5 dB / -1.0 dB TRIM min., +4 dBu input

S/N

Better than 93 dB A Weight TRIM min., 150 ohm terminated LINE OUTPUT max.

T.H.D

Better than 0.007% at 1KHz TRIM min., +20 dBu input

LINE OUTPUT (DIGITAL IN to LINE OUTPUT) Nominal Output: +6dBV

0 dBFs input, LINE OUTPUT max.

Frequency Response:

20 Hz - 20KHz, +0.5 dB / -1.0 dB –16 dBFs input, LINE OUTPUT max.

S/N:

Better than 97 dB A Weight, 0 dBFs input, LINE OUTPUT max.

T.H.D.

Better than 0.007% at 1KHz TRIM min., 0 dBFS input LINE OUTPUT max.

PHONES Output Maximum Output: More then 10m W +

10m W at 1KHz, 40 ohm loaded

Frequency Response:

100 Hz - 20KHz, +1.0 dB / -3.0 dB Nominal level, 40 ohm loaded T.H.D.: Better than 1 % 1KHz, Output 10m W + 10m W, 40 ohm loaded