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 Dist 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
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