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Art Project Series User Manual

Two channel preamplifier/computer interface
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USB Dual Pre
Two Channel Preamplifier/Computer
interface
Project Series
User's Manual

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Summary of Contents for Art Project Series

  • Page 1 USB Dual Pre Two Channel Preamplifier/Computer interface Project Series User’s Manual...
  • Page 3 IMPORTANT SAFETY INSTRUCTION – READ FIRST This symbol, whenever it appears alerts you to the presence of uninsulated dangerous voltage inside the enclosure-voltage that may be sufficient to constitute a risk of shock. This symbol, whenever it appears, alerts you to important operating maintenance instructions...
  • Page 4 INTRODUCTION The USB Dual Pre Project Series is a full-featured high quality dual portable preamplifier and computer interface packed into a compact rugged case. It is designed to work over a wide variety of applications from remote field recording to desktop/studio tracking.
  • Page 5 Series will provide years of trouble free service and its high quality audio channels and versatile powering options make the USB Dual Pre Project Series the obvious choice in a wide variety of applications from Podcasting/Broadcasting to Tracking and Monitoring.
  • Page 6 Key Features Include  USB Connectivity to Desktop and Laptop Computers  Low Noise Fully Balanced XLR and ¼-inch TRS “Combo” Inputs  Up to 48 dB of Clean Gain  Built-in Low Noise +48 Volt Phantom Power Supply  Latency Free Monitoring Mix and Level Controls ...
  • Page 7 CONNECTIONS Left and Right “Combo” jacks on the front allow for either XLR or ¼-inch TRS input connections. The XLR Input connections are used primarily for balanced microphone input. Pin 2 is positive, pin 3 is negative, and pin 1 is ground.
  • Page 8 The mixers input pad and level controls should be set for minimum gain, and the Monitor Level control on the USB Dual Pre Project Series should be set at a low enough level to prevent overdriving the mixers input section.
  • Page 9 Connect your instrument and/or microphone to the USB Dual Pre Project Series inputs, then connect to your computer with a USB cable. Use the ¼-inch monitor output jacks to feed your powered monitors or analog monitor system and/or use the 1/8-inch jack for local headphone monitoring.
  • Page 10: Controls And Operation

    USB Dual Pre Project Series as a microphone or instrument preamplifier set the Mix control to “Preamp”. When using the USB Dual Pre Project Series for USB to audio output monitoring of your computers playback signal, you would set the Mix control to “Computer”. When set in the middle you get a blend of the direct preamp signal and signals coming from your computer.
  • Page 11 Turning this switch off disables these two power sources but if the USB bus is still active then the USB Dual Pre Project Series will be powered by the USB bus alone and the red power LED will still light to indicate that USB power from your computer is still on.
  • Page 12 When used in a portable or remote recording situation the USB Dual Pre Project Series, a laptop computer, a pair of microphones, and a set of headphones, become your entire system.
  • Page 13 A brief note from customer service Once in a while a customer will call and say: I think my ART preamp is "noisy". What's wrong? If you experience unwanted "noise" in your system when you use a stand-alone preamp, please consider what your signal is and where you're sending it.
  • Page 14: Usb Operation

    Your computer audio output “Speaker” is now set to be the “USB Audio CODEC” and playback audio is routed to the USB Dual Pre Project Series. This must be done while the USB Dual Pre Project Series is connected to the computer and powered on.
  • Page 15 The main key in setup is to look for “USB Audio CODEC” as the recording source or playback monitor output while the USB Dual Pre Project Series is connected. At this point your recording software will select and control which channels are being recorded and which channels are being monitored.
  • Page 16: Microphone Pre Amplifier

    APPLICATIONS Microphone Pre Amplifier The USB Dual Pre Project Series can be used as a high quality microphone preamplifier suitable for all dynamic, condenser, and ribbon microphones. Most conventional mixers utilize budget minded microphone preamps and while very functional, they do not sound all that great. The USB Dual Pre...
  • Page 17 Instrument DI The USB Dual Pre Project Series will work well as a very functional DI for Bass, Acoustic Guitar and virtually any other instrument with a ¼-inch or XLR output. Many people prefer the sound of ART preamps for responsiveness instead of standard DI’s and preamps.
  • Page 18: Warranty Information

    WARRANTY INFORMATION Limited Warranty Applied Research and Technology will provide warranty and service for this unit in accordance with the following warrants: Applied Research and Technology, (A R T) warrants to the original purchaser that this product and the components thereof will be free from defects in workmanship and materials for a period of three years from the date of purchase.
  • Page 19 Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs. This warranty is void if the serial number is altered, defaced, or removed. A R T reserves the right to make changes in design or make additions to or improvements upon this product without any obligation to install the same on products previously manufac- tured.
  • Page 20 You may want to consult with your dealer for assis- tance in troubleshooting or testing your particular con- figuration. If you believe that the ART unit is at fault, go to www.artproaudio.com. Select “Support”, then “Return Authorization Request” to request a return authorization number.
  • Page 21: Specifications

    SPECIFICATIONS Frequency Response: 20 Hz – 20 kHz (+0, -1 dB) THD: <0.01% @ 1 kHz CMRR: >60 dB Channel Separation: >75 dB Signal to Noise Ratio: >90 dB (Ref 0 dBu) Equivalent Input Noise: -120 dBu typical (XLR balanced, gain @ maximum) Input Impedance: >300k Ohms 1/4-inch input, >4k...
  • Page 22 1.3 lbs. (0.59 kg) Note: 0 dBu = 0.775Vrms ART maintains a policy of constant product improvement. Therefore, specifications are subject to change without notice. Go to www.artproaudio.com for the latest information and support on the USB Dual Pre Project Series.
  • Page 24 E-mail: support@artproaudio.com  2019 Applied Research & Technology/ Yorkville Sound USB Dual Pre Project Series 179-5004-108...

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