6

Specifications

AX44—Owner’s Manual

Specifications

General

1. Syncs to external wordclock. AX44 has no internal clock.
2. Bandwidth filter

±

0.1 dB (20 Hz–20 kHz), –60 dB (more than 24.1 kHz)
3. Bandwidth filter as above plus Weighting Filter (IEC60651 A curve, Tolerance: Type 0)

Sampling rate

1

30.08 to 50.88 kHz

Signal delay
(fs = 48 kHz)
A/D

610

µ

s typical

D/A

1,330

µ

s typical

Total harmonic distortion

2

(fs = 48 kHz, +6 dBV, analog input to output)

Less than 0.01% (20 Hz–20 kHz)

Frequency response
(fs = 48 kHz, Line, Mic, analog input to output)

20 Hz–20 kHz, –3, +1 dB

Dynamic range

3

(fs = 48 kHz)
D/A

Typically 106 dB

A/D + D/A

Typically 100 dB

Equivalent input noise

3

(Gain = Mic, input + output)

Typically –120 dBV

Residual output noise

3

(D/A input = digital 0)

Typically –100 dBV

Input

INPUT 1–4 20-bit 128-times oversampling A/D
INPUT 1, 2 MIC/LINE switch

Output

OUTPUT 1–4 18-bit 8-times oversampling D/A
Phones Source: outputs 3 and 4

Phones level control

Rotary pot

Power indicator

LED Power on/off
Identity flag from DS2416
Power supply
+5 V (180 mA max)
+12 V (200 mA max)
Temperature Operating
+10˚C to +40˚C
Storage
–20˚C to +55˚C
Dimensions (W x D x H)
148 x 183 x 42.6 mm
(5.8 x 7.2 x 1.7 inch)
For half-height 5.25" drive bay
Weight
1 kg (2.2 lbs)
Supplied accessories
20-pin DS2416 connecting cable x1
M3 x 6 mm fixing screws x4