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Copyright © 2012-2015 Cavalli Audio, LLC
Page 1: ...Liquid Glass Headphone Amplifier Cavalli audio Copyright 2012 2015 Cavalli Audio LLC All Rights Reserved ...
Page 2: ...Page 2 of 20 Copyright 2012 2015 Cavalli Audio LLC ...
Page 3: ...in an enclosed space with restricted air flow Never place it near another source of heat Excessive heat will shorten the life of the product and may cause a fire Water and moisture NEVER use the Liquid Glass amplifier near water NEVER handle the amplifier while in contact with water NEVER let the amplifier come into contact with water NEVER spill water or other liquids into the amplifier or on the...
Page 4: ...Page 4 of 20 Copyright 2012 2015 Cavalli Audio LLC ...
Page 5: ... in using the stock tubes This break in period will settle the solid state components of the amplifier and the power supplies but you will have to take care of breaking in each set of tubes that you want to use This means that the non tube sections of the amp should reach their optimum sound quality after about 150 200 hours and then the sound quality will be determined by the condition of the tub...
Page 6: ...es This arrangement allows the front end to self adjust to the triodes in use placing of the plate voltage on each triode The resistor values have been chosen to handle a wide range of tubes without requiring complicated user adjustments Power is controlled by a standby power circuit activated by a custom made Piezo power switch The LG has the standard Cavalli Audio heater delay circuit to protect...
Page 7: ...io LLC Page 7 of 20 DO NOT ABSOLUTELY DO NOT 1 CHANGE THE HEATER VOLTAGE WHEN THE AMP IS ON 2 CHANGE THE PLATE VOLTAGE WHEN THE AMP IS ON 3 CHANGE TUBES WHEN THE AMPLIFIER IS ON ANY OF THESE ACTIONS MIGHT DAMAGE THE AMP OR THE TUBES ...
Page 8: ...s exclusive insertion protects the front end components and the power supply You can obviously insert one type of tube into one channel and another into the other channel Do no put different tube types in separate channels Before changing tubes be sure that the amp has been powered off for at least 10 minutes Remove the tubes that are in the amp if there are any and insert the new tubes Before pow...
Page 9: ...rrangement each triode sees only half the applied plate voltage This means that at 300V each triode sees 150V and at 200V each triode sees 100V To determine which settings to use find the data sheet on the tube type you want to use Locate the maximum plate voltage in the data sheet If this voltage is 150V or higher use the 300V setting If this voltage is less than 150V use the 200V setting Setting...
Page 10: ...Page 10 of 20 Copyright 2012 2015 Cavalli Audio LLC Front Panel Controls Liquid Glass front panel controls The heater switch and B switch are on the itch and output switch are on the lower right ...
Page 11: ...alli Audio LLC Page 11 of 20 Rear Panel Jacks and Power Inlet This diagram shows the input jack arrangement The leftmost jack P is the preamp ou the right is the Loop Out L for input 1 Then input 1 Jack and then Input 2 jack ...
Page 12: ...ut Using Preamp Out The Liquid Glass preamp out comes directly from the headphone output and cannot be used at the same time as the headphone out is used When using preamp out please remember that the Liquid Glass has an offset detector which disconnects the headphones if significant DC is present at the output for any reason This disconnect can sometimes lead to a loud pop in the headphones When ...
Page 13: ...PLIFIER IS NOW READY FOR YOUR ENJOYMENT Important notes Due to the extreme levels of resolving capability of the Liquid Glass you will likely notice changes in the amp s performance in the first half hour or so after turn on even after considerable break in this is normal All audio components are subject to this wake up period though few will demonstrate this phenomenon as acutely as the Liquid Gl...
Page 14: ...our Liquid Glass Headphone Amplifier is equipped with a Piezo power switch Piezo switches virtually never wear out from either mechanical or electrical failure However Piezo switches operate differently from mechanical switches and touch switches The action of a Piezo switch is somewhere in between a touch switch and a mechanical switch Touch switches require only a touch to the sensitive surface ...
Page 15: ... cords resonance control products interconnect cables and headphone cables will very likely result in changes to the sonic result perceived through your choice of headphones One of our closely held opinions with regard to the entire matter of What makes better sound better can be summed up in a few short words if the musical result of the change MOVES YOU then it is worth considering If not spend ...
Page 16: ...Page 16 of 20 Copyright 2012 2015 Cavalli Audio LLC ...
Page 17: ...or the repair in addition to those charges required to return the product to its original configuration Removal or alteration of original Cavalli Audio serial numbers voids the factory warranty Product with altered or missing serial numbers will be considered counterfeit product Cavalli Audio will not repair or in any way indemnify any counterfeit or cloned product Standard Warranty Limitations EX...
Page 18: ...OR INABILITY TO USE THE PRODUCT INCLUDING LOST PROFITS LOSSES ASSOCIATED WITH BUSINESS INTERRUPTION LOSS OF USE OF THE PRODUCT LOSS OF DATA COSTS OF RE CREATING LOST DATA OR COSTS OF PROCUREMENT OF SUBSTITUTE GOODS EVEN IF CAVALLI AUDIO HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES AND NOTWITHSTANDING THE FAILURE OF ESSENTIAL PURPOSE OF ANY REMEDY IN NO EVENT WILL CAVALLI AUDIO S AGGREGATE L...
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Page 20: ...Page 20 of 20 Copyright 2012 2015 Cavalli Audio LLC Cavalli Audio 3300 Mossy Grove Court Cedar Park TX 78613 ...
