Hardware manual
Apollo FireWire Hardware Manual    Features 
5 
Features 
Key Features 
•  Worldwide standard in professional A/D and D/A conversion for music production 
•  Onboard UAD-2 QUAD Core DSP allows Realtime UAD Processing — record through plug-ins from Neve, 
Lexicon, Studer, Marshall, Ampex, and more* 
•  4 Unison-enabled mic preamps for tracking through preamp emulations from Neve, API, and Universal Audio* 
•  18 x 24 FireWire audio interface for Mac and Windows 7 
•  Cascade two Apollos for 16 analog I/O channels and 12 digital I/O channels 
•  Includes “Realtime Analog Classics Plus” UAD plug-in bundle with 610-B Tube Preamp & EQ, Raw 
Distortion, Softube Amp Rooms, legacy LA-2A, 1176, and Fairchild compressors, Pultec EQs, and more 
•  Upgradeable to Thunderbolt via Thunderbolt 2 Option Card (Mac only; sold separately) 
•  World class UA analog design, superior components, and premium build quality 
* All trademarks are recognized as property of their respective owners. Individual UAD Powered Plug-Ins sold separately. 
Audio Interface 
•  Sample rates up to 192 kHz at 24-bit word length 
•  18 x 24 simultaneous input/output channels: 
•  Eight channels of analog-to-digital conversion via mic, line, or high-impedance inputs 
•  14 channels of digital-to-analog conversion via: 
•  Eight mono line outputs 
•  Stereo monitor outputs 
•  Two stereo headphone outputs 
•  10 channels of digital I/O via: 
•  Eight channels ADAT Optical I/O with S/MUX for high sample rates 
•  Two channels coaxial S/PDIF I/O with sample rate conversion 
•  Two FireWire 800 ports for daisy-chaining other FireWire devices 
Microphone Preamplifiers 
•  Four high-resolution, ultra-transparent, digitally-controlled analog mic preamps 
•  Front panel and software control of all preamp parameters 
•  Switchable low cut filter, 48V phantom power, pad, polarity, and stereo linking 
•  Unison™ technology for deep integration with UAD preamp and pedal plug-ins 
Monitoring 
•  Stereo monitor outputs (independent of eight line outputs) 
•  Digitally-controlled analog monitor outputs maintains highest fidelity 
•  Front panel control of monitor levels and muting 
•  Two stereo headphone outputs with independent mix buses 
•  Independent front panel analog volume controls for headphone outputs 
•  Front panel pre-fader metering of monitor bus levels 
•  S/PDIF outputs can be set to mirror the monitor outputs 










