Universal Audio Apollo User Manual

Apollo Hardware Manual Specifications
29
Specifications
All specifications are typical performance unless otherwise noted, tested under the following conditions: 48 kHz
internal sample rate, 24-bit sample depth, 20 kHz measurement bandwidth, with balanced output.
SYSTEM
I/O Complement
Microphone Inputs
4
High-Impedance Inputs
2
Analog Line Inputs
8
Analog Line Outputs
8
Analog Monitor Outputs
2 (1 stereo pair)
Headphone Outputs
2 stereo (independent mix buses)
ADAT
Up to 8 channels via dual I/O ports with S/MUX
S/PDIF
1 stereo input, 1 stereo output
FireWire 800 (IEEE 1394b)
Dual ports
Thunderbolt (via Option Card)
Dual ports
Word Clock
1 input, 1 output
A/D – D/A Conversion
Supported Sample Rates (kHz)
44.1, 48, 88.2, 96, 176.4, 192
A/D Bits Per Sample
24
Simultaneous A/D conversion
8 channels
Simultaneous D/A conversion
14 channels
Analog Round-Trip Latency
1.1 milliseconds @ 96 kHz sample rate
Analog Round-Trip Latency with four serial
UAD-2 plug-ins via Console application
1.1 milliseconds @ 96 kHz sample rate
ANALOG I/O
Analog Inputs 1 – 8
Frequency Response
20 Hz – 20 kHz, ±0.1 dB
Channel Separation (Crosstalk)
>120 dB
Microphone Inputs 1 – 4
Jack Type
Female XLR Balanced (pin 2 positive)
Phantom Power
+48V, Switchable
Dynamic Range
118 dB (A–weighting)
Signal-to-Noise Ratio
118 dB (A–weighting)
Total Harmonic Distortion + Noise
–110 dB
Equivalent Input Noise
–128 dB
Common-Mode Rejection Ratio
>60 dB (10’ cable)
Input Impedance
5.4 Kilohms
Gain Range
+10 dB to +65 dB
Pad Attenuation
20 dB
Maximum Input Level (Minimum Gain, with Pad)
23.9 dBV
Maximum Input Level (Maximum Gain, with Pad)
–31.1 dBV
(continued)

Universal Audio Apollo Specifications

General

Brand	Universal Audio
Model	Apollo
Category	Accessories
Language	English