Brand new-like condition. Universal Audio Apollo Quad FireWire. All original packaging, cables, cords included.Apollo FireWire. Features & Specs.Audio InterfaceSample 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 inputs14 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 ratesTwo channels coaxial S/PDIF I/O with sample rate conversion Two FireWire 800 ports for daisy-chaining other FireWire devices Microphone PreamplifiersFour high-resolution, ultra-transparent, digitally-controlled analog mic preamps Unison™ technology for deep integration with UAD preamp and pedal plug-insFront panel and software control of all preamp parametersSwitchable low cut filter, 48V phantom power, 20 dB pad, polarity inversion, and stereo linking MonitoringStereo monitor outputs (independent of eight line outputs)Digitally-controlled analog monitor outputs maintains highest fidelityFront panel control of monitor levels and mutingTwo stereo headphone outputs with independent mix busesIndependent front panel analog volume controls for headphone outputsFront panel pre-fader metering of monitor bus levelsS/PDIF outputs can be set to mirror the monitor outputs Onboard UAD-2 ProcessingQUAD model featuring four SHARC processorsRealtime UAD Processing on all of Apollo’s analog and digital inputsSame features and functionality as other UAD-2 products when used with DAWCan be combined with other UAD-2 devices for increased mixing DSPComplete UAD Powered Plug-Ins library is available online SoftwareConsole application: Enables Realtime UAD Powered Plug-Ins processingDSP mixer for realtime monitoring and trackingRemote control of all Apollo features and functionalityConsole Recall plug-in: Saves Apollo configurations inside DAW sessions for easy recalEnables control of all front panel parameters from within the DAWVST, RTAS, and Audio Units plug-in formatsUAD Meter & Control Panel application: Configures global UAD-2 and Powered Plug-Ins settings and monitors system usage  System RequirementsFireWire SystemsUAD Powered Plug-Ins version 8.7.0(Win) Windows 7, 8.1, or 10 (64-Bit Editions)(Mac) OS X 10.9 Mavericks, 10.10 Yosemite, or 10.11 El CapitanAvailable FireWire 800 port*6 gigabytes available storageInternet connection to download software and authorize UAD plug-insCompatible VST, Audio Units, RTAS, or AAX 64 *On Windows systems, a qualified PCIe-to-FireWire adapter card is required.
Visit the product compatibility page for details:  |  SpecificationsNote: The specs below are a subset of the full list. See the  for complete product specifications. SystemI/O Complement Microphone Inputs 4High-Impedance Inputs 2Analog Line Inputs 8Analog Line Outputs 8Analog 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/MUXS/PDIF 1 stereo input, 1 stereo outputFireWire 800 (IEEE 1394b) Dual portsThunderbolt (via Option Card) Dual portsWord Clock 1 input, 1 outputA/D – D/A Conversion Supported Sample Rates (kHz) 44.1, 48, 88.2, 96, 176.4, 192A/D Bits Per Sample 24Simultaneous A/D conversion 8 channelsSimultaneous D/A conversion 14 channelsAnalog Round-Trip Latency 1.1 milliseconds @ 96 kHz sample rateAnalog Round-Trip Latency with four serial UAD-2 plug-ins via Console application 1.1 milliseconds @ 96 kHz sample rateAnalog I/OMicrophone Inputs 1 – 4 Jack Type XLR FemalePhantom Power +48V, SwitchableDynamic Range 118 dB (A–weighting)Signal-to-Noise Ratio 118 dB (A–weighting)Total Harmonic Distortion + Noise –110 dBHi–Z Inputs Jack Type ¼” Male (Mono TS plug required)Dynamic Range 117 dB (A–weighting)Signal-to-Noise Ratio 117 dB (A–weighting)Total Harmonic Distortion + Noise –103 dBLine Inputs 1 – 4 Jack Type ¼”Male TRS BalancedDynamic Range 117 dB (A–weighting)Signal-to-Noise Ratio 117 dB (A–weighting)Total Harmonic Distortion + Noise –107 dB Line Inputs 5 – 8 Jack Type ¼” Male TRS BalancedDynamic Range 117 dB (A–weighting)Signal-to-Noise Ratio 117 dB (A–weighting)Total Harmonic Distortion + Noise –107 dLine Outputs 1 – 8 Jack Type ¼” Male TRS BalancedDynamic Range 118 dB (A–weighting)Frequency Response 20 Hz – 20 kHz, ±0.1 dBSignal-to-Noise Ratio 118 dB (A–weighting)Total Harmonic Distortion + Noise –106 dBMonitor Outputs 1 – 2 Jack Type ¼” Male TRS BalancedFrequency Response 20 Hz – 20 kHz, ±0.1 dBDynamic Range 115 dB (A–weighting)Signal-to-Noise Ratio 114 dB (A–weighting)Total Harmonic Distortion + Noise –103 dBStereo Headphone Outputs 1 & 2 Jack Type ¼” Male TRS Stereo/UnbalancedFrequency Response 20 Hz – 20 kHz, ±0.1 dBDigital I/OS/PDIF Jack Type Phono (RCA)Format IEC958ADAT Jack Type Optical TOSLINK JIS F05Format ADAT Digital “Lightpipe” with S/MUXChannel Assignments @ 44.1 kHz, 48 kHz Port 1 = Channels 1 – 8, Port 2 = 1 – 8 (mirrored)Channel Assignments @ 88.2 kHz, 96 kHz Port 1 = Channels 1 – 4, Port 2 = Channels 5 – 8Channel Assignments @ 176.4 kHz, 192 kHz Port 1 = Channels 1 – 2, Port 2 = Channels 3 – 4Word Clock Jack Type BNCLock Range ±0.5% of any supported sample rateWord Clock Input Termination 75 Ohms, switchableSynchronization Sources Internal, Word Clock, S/PDIF, ADATElectricalPower Supplies External AC to DC Power Supply Brick, Internal DC to DC Power SupplyAC Connector Type IEC MaleAC Requirements 100V – 240V AC, 50 – 60 HzDC Connector Type XLR 4-Pin Locking Male (Neutrik P/N NC4MDM3-H)DC Requirements 12 VDC, ±5%Maximum Power Consumption 6.5 amperesMechanicalDimensions Width 19”Height 1.75” (1U rack space)Depth, Chassis Only 12.125”Depth, Including Knob & Jack Protrusions 13.5”Shipping Box (Width x Depth x Height) 24” x 17” x 8”Weight Shipping Weight (with box & accessories) 18 poundsWeight (bare unit) 9.1 pounds