Features
| Features | iD4 | iD14 | iD22 | iD44 |
| Mic/Line Inputs | 1 | 2 | 2 | 4 |
| Line Outputs | 2 | 2 | 4 | 4 |
| DI Inputs | 1 | 1 | 1 | 2 |
| Headphone Outputs | 1 (can be a 3.5mm or 1/4inch connection) | 1 | 1 | 2 |
| Digital Inputs | 0 | 8 | 8 | 16 |
| Digital Outputs | 0 | 0 | 8 | 16 |
| Switchable Pad (-10dB) | No | No | Yes | Yes |
| High Pass Filter | No | No | Yes | Yes |
| Phase Reversal | No | Yes | Yes | Yes |
| Phantom Power | Yes | Yes | Yes | Yes |
| Insert Send and Return | 0 | 0 | 2 | 2 |
| USB bus powered | Yes | Yes (+48V needs power supply) | No | No |
| Scroll Control | Yes | Yes | No | Yes |
| iD Mixer App | No | Yes | Yes | Yes |
| Standalone Mode | No | No | No | Yes |
Microphone Preamplifier
| Mic Preamplifier | iD4 | iD14 | iD22 | iD44 |
| MIC GAIN | 0 to +58 dB | 0 to +56 dB | -10 to +60 dB | -10 to +60 dB |
|
LINE GAIN (-10dB Pad) |
-10 to 48 dB | -10 to 56 dB | -20 to +50 dB | -20 to +50 dB |
| MIC EIN | <-126.0 dBu | <-127.0 dBu | <-125 dBu | <-126 dBu |
|
CMRR (@ 1kHz) |
>75 dB | >80 dB | >80 dB | >80 dB |
| MAXIMUM INPUT LEVEL | +12 dBu | +12 dBu | +22 dBu | +18 dBu |
|
INPUT IMPEDANCE (Mic) |
2.8 kΩ Balanced | 2.8 kΩ Balanced | >3kΩ Balanced | >3kΩ Balanced |
|
INPUT IMPEDANCE (Line) |
>8kΩ Balanced | >8kΩ Balanced | >10kΩ Balanced | >10kΩ Balanced |
|
FREQUENCY RESPONSE ( 20Hz to 22kHz) |
±0.1 dB | ±0.1 dB | ±0.1 dB | ±0.1 dB |
| CROSSTALK | <-91 dBu | <-90 dBu | <-90 dBu | <-90 dBu |
| THD+N @ 0dBu (1kHz) | 0.0015% | 0.0025% | 0.0015% | 0.003% |
| SNR | 96 dB | 96 dB | 96 dB | 96 dB |
DI Input
| DI Input | iD4 | iD14 | iD22 | iD44 |
| DI Gain | -5 to +35 dB | 0 to +66 dB | -16 to +54 dB | 0 to +60 dB |
| MAXIMUM INPUT LEVEL | +8 dBu | +9 dBu | +16 dBu | +10 dBu |
| INPUT IMPEDANCE | >500kΩ Unbalanced | >500kΩ Unbalanced | 1MegΩ Unbalanced | 1MegΩ Unbalanced |
|
FREQUENCY RESPONSE ( 20Hz to 22kHz) |
±0.1 dB | ±0.1 dB | ±0.1 dB | ±0.1 dB |
| THD+N @ 0dBu (1kHz) |
0.05% |
0.04% | <0.03% | <0.3% |
| SNR | 87 dB | 95 dB | 93 dB | 95 dB |
Analogue to Digital Converter
| A/D Converter | iD4 | iD14 | iD22 | iD44 |
| MAXIMUM INPUT LEVEL | +12 dBu | +12 dBu | +18 dBu | +18 dBu |
|
DIGITAL REFERENCE LEVEL (0 dBFS) |
+12 dBu | +12 dBu | +18 dBu | +18 dBu |
|
FREQUENCY RESPONSE (flat to nyquist) |
±0.1 dB | ±0.1 dB | ±0.5 dB | ±0.5 dB |
|
CROSSTALK (@ 1kHz & 10kHz) |
-100 dBu | -100 dBu | -100 dBu | -115 dBu |
| THD+N @ -1dBFS (1kHz) | <0.001% | <0.002% | <0.002% | <0.0008% |
|
DYNAMIC RANGE (A-weighted) |
114 dB | 116 dB | 120 dB | 121 dB |
Digital to Analog Converter
| D/A Converter | iD4 | iD14 | iD22 | iD44 |
| MAXIMUM OUTPUT LEVEL | +12 dBu | +12 dBu | +18 dBu | +18 dBu |
|
DIGITAL REFERENCE LEVEL (0 dBFS) |
+12 dBu | +12 dBu | +18 dBu | +18 dBu |
| OUTPUT IMPEDANCE | <100Ω Balanced | <100Ω Balanced | <100Ω Balanced | <100Ω Balanced |
|
FREQUENCY RESPONSE (10Hz to Nyquist) |
±0.1 dB | ±0.1 dB | ±0.5 dB | ±0.5 dB |
|
CROSSTALK (@ 1kHz & 10kHz) |
<-104 dBu | <-105 dBu | -110 dBu | -118 dBu |
| THD+N @ -1dBFS (1kHz) | <0.0015% | <0.003% | <0.0008% | <0.0006% |
|
DYNAMIC RANGE (A-weighted) |
115 dB | 117 dB | 114 dB | 126 dB |
Headphone Output
| Headphone Output | iD4 | iD14 | iD22 | iD44 |
| MAXIMUM OUTPUT LEVEL | +12 dBu | +12 dBu | +18 dBu | +14 dBu |
|
DIGITAL REFERENCE LEVEL (0 dBFS) |
+12 dBu | +12 dBu | +18 dBu | +14 dBu |
| OUTPUT IMPEDANCE | <30 Ω Balanced | <30 Ω Balanced | <50Ω Balanced | <50Ω Balanced |
|
FREQUENCY RESPONSE (10Hz to Nyquist) |
±1.0 dB | ±1.0 dB |
±0.5 dB |
±0.5 dB |
|
CROSSTALK (@ 1kHz & 10kHz) |
-98 dBu | -100 dBu | -110dBu | -110dBu |
| THD+N @ -1dBFS (1kHz) | <0.0012% | <0.002% | <0.0008% | <0.0008% |
|
DYNAMIC RANGE (A-weighted) |
108 dB | 111 dB | 114 dB | 124 dB |
| MAX LEVEL INTO 30ohms |
+3 dBu 0.008% THD+N Power: 80mW |
+4 dBu 0.005% THD+N Power: 101mW |
+8 dBu 0.0032% THD+N Power: 250mW |
+7.5 dBu 0.003% THD+N Power: 225mW |
| MAX LEVEL INTO 60ohms |
+6 dBu 0.005% THD+N Power: 80mW |
+5 dBu 0.004% THD+N Power: 64mW |
+11 dBu 0.0022% THD+N Power: 300mW |
+10.2 dBu 0.002% THD+N Power: 210mW |
| MAX LEVEL INTO 600ohms |
+12 dBu 0.0025% THD+N Power: 31mW |
+13 dBu 0.0025% THD+N Power: 39mW |
+17.2 dBu 0.0013% THD+N Power: 105mW |
+14.2 dBu 0.001% THD+N Power: 54mW |