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Constellation audio Virgo II Owner's Manual

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Summary of Contents for Constellation audio Virgo II

  • Page 2 CAUTION To reduce risk of electric shock, do not remove any of the preamplifier’s cover plates or screws. There are no user serviceable parts inside. Contact qualified service personnel. WARNING To reduce risk of fire or electric shock, do not expose this preamplifier to moisture, rain, or excessive humidity. The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage”...

  • Page 3: Table Of Contents

    Thank you for purchasing the Constellation Audio Virgo II preamplifier. And prepare for a musical experience far beyond your expectations. The Virgo II employs essentially the same revolutionary circuitry pioneered in our Altair preamp. Like the Altair, it’s designed for simple operation. However, as with Altair, the unique design demands that certain aspects of setup and operation are necessarily a bit different from those of typical stereo preamps.

  • Page 4: Before You Install The Virgo Ii

    Analog Left jack on the preamp, and the Control power cable from the supply to the Control power jack on the preamp. At this point you can plug the Virgo II power supply into the wall socket.

  • Page 5: Installation Notes

    Make sure that the Virgo II will not be exposed to moisture. Do not locate it in an area where it might be spilled on, and do not place it in a humid location (such as an unfinished basement).

  • Page 6: Source Device And Amplifier Connections

    1. XLR inputs On the rear of the Virgo II preamp there are eight XLR inputs, four on each side. As you are looking at the rear panel, the left four XLR inputs are for the right channel, the right four inputs are for the left channel.

  • Page 7: Xlr Outputs

    Be sure to match the output to the correct channel on your amp. As you are looking at the back of the Virgo II, the outputs on the left side are for the right channel, the outputs on the right are for the left channel.

  • Page 8: Other Connections On The Virgo Ii

    Other connections on the Virgo II 5. Power inputs These inputs connect to the power outputs of the Virgo II’s separate power supply. The Virgo II includes special spiral-wrapped, gold-plated copper cables designed for aerospace use. Each cable is rated to handle 30 amps.
  • Page 9 Virgo II, or substitute an aftermarket power cord if you wish. 10. Power outputs These cables connect to the power inputs of the Virgo II preamp. These are special spiral-wrapped, gold-plated copper cables designed for aerospace use. Each one is rated to handle 30 amps.

  • Page 10: Controls / Displays / Indicators

    12. Volume The volume control is always active when the Virgo II is powered up and the mute is deactivated. Note that the control is calibrated in negative decibels (-dB), reaching maximum volume at 0.0 dB and minimum at -99.0 dB.
  • Page 11 15. Standby/power Push this button to turn the Virgo II on and off. When you turn the unit on, it will take a few seconds for the power supply and preamp to warm up. When the Virgo II is ready for use, its LCD screen will show the most recently selected input.

  • Page 12: Remote Control

    Constellation Audio components. 18. Standby/power Push this button to turn the Virgo II on and off. When you turn the unit on, it will take a few seconds for the power supply and preamp to warm up. When the Virgo II is ready for use, its LCD screen will show the most recently selected input.

  • Page 13: Control Screens

    Control screens Many Virgo II functions are controlled through the LCD touchscreen. Here is how the control screens function. Standby screen When the preamp’s power is on, touch the power button to enter Standby mode, which silences the audio but keeps the power supply running.
  • Page 14 To flip the phase of the Virgo II’s output signal: Use the multifunction button below the display. To set minimum and/or maximum levels: Adjust the Virgo II’s volume to the desired minimum or...
  • Page 15 STEP 1: To turn on the Virgo II from the front panel, push the Power button in the middle under the LCD touchscreen.

  • Page 16: Maintenance

    Preamplifier will not turn on 1. Check to see if the front screen on the Virgo II is illuminated, or touching the screen lights it up. If the screen won’t light up, try the following steps in order. After you perform each step, touch the Standby button on the front of the unit and wait a few seconds to see if front display flashes.
  • Page 17 Virgo II (which is on the right side, as you're looking at the back panel), and the right channel to the right input (which is on the left side). On the back of the Virgo II, the left and right inputs are NOT next to each other.

  • Page 18: For More Information

    For more information Your Virgo II preamplifier should give you many years of trouble-free, maintenance-free service. If you encounter any problems you cannot solve or have technical questions, please contact your Constellation Audio dealer. For more information about Constellation Audio products, please visit our website:...

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