Universal Audio Apollo x4 Hardware Manual page 32

Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Input Level (PAD on)
Default Input Impedance
Gain Range
Pad Attenuation (switchable per input)
Phantom Power
Connector Type
Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Input Level (at minimum gain)
Default Input Impedance
Gain Range
Connector Type
Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Input Level (at minimum gain)
Input Impedance
Gain Range
Connector Type
Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Output Level
Output Impedance
Connector Type
Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Output Level
Output Impedance
Connector Type
Frequency Response
Dynamic Range
Total Harmonic Distortion + Noise
Maximum Output Power (into 300 ohm load)
Connector Type
Apollo x4 Hardware Manual
ANALOG I/O
Microphone Inputs 1 – 4
20 Hz – 20 kHz, ±0.05 dB
123 dB (A–weighted)
-115 dB (1 kHz @ -1 dBFS)
25.6 dBu
5.5K Ohms (variable via Unison plug-ins)
+10 dB to +65 dB
20 dB (variable via Unison plug-ins)
+48V (switchable per mic input)
XLR Female, pin 2 positive (Combo XLR/TRS)
Hi-Z Inputs 1 & 2
20 Hz – 20 kHz, ±0.05 dB
122 dB (A–weighted)
-108 dB (1 kHz @ -1 dBFS)
12.2 dBu
1M Ohms (variable via Unison plug-ins)
+10 dB to +65 dB
¼" Female TS Unbalanced
Line Inputs 1 – 4
20 Hz – 20 kHz, ±0.05 dB
122 dB (A–weighted)
-114 dB (1 kHz @ -1 dBFS)
20.2 dBu
5K Ohms
+10 dB to +65 dB
¼" Female TRS Balanced
Line Outputs 1 – 4
20 Hz – 20 kHz, ±0.05 dB
127 dB (A–weighted)
-117 dB (1 kHz @ -1 dBFS)
20.2 dBu
100 Ohms
¼" Female TRS Balanced
Monitor Outputs L & R
20 Hz – 20 kHz, ±0.1 dB
127 dB (A–weighted)
-116 dB
20.2 dBu
100 Ohms
¼" Female TRS Balanced
Stereo Headphone Output
20 Hz – 20 kHz, ±0.1 dB
124 dB (A–weighted)
-98 dB (1 kHz @ -1 dBFS)
96 mW RMS
¼" Female TRS Stereo
(continued)
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