Hafler HA75-DAC User Manual Download Page 12

THRee YeAR TRAnSFeRAbLe LImITeD WARRAnTY

HAFLER (A division of Radial Engineering Ltd.) (“Hafler”) warrants this product to be free from defects 

in material and workmanship and will remedy any such defects free of charge according to the terms 

of this warranty. Hafler will repair or replace (at its option) any defective component(s) of this product 

(excluding finish and wear and tear on components under normal use) for a period of three (3) years 

from the original date of purchase. In the event that a particular product is no longer available, Hafler 

reserves the right to replace the product with a similar product of equal or greater value. In the unlikely 

event that a defect is uncovered, please call 604-942-1001 or email [email protected] to obtain a RA 

number (Return Authorization number) before the 3 year warranty period expires. The product must be 

returned prepaid in the original shipping container (or equivalent) to Hafler or to an authorized Hafler 

repair centre and you must assume the risk of loss or damage. A copy of the original invoice showing 

date of purchase and the dealer name must accompany any request for work to be performed under 

this limited and transferable warranty. This warranty shall not apply if the product has been damaged 

due to abuse, misuse, misapplication, accident or as a result of service or modification by any other 

than an authorized Hafler repair center.

THERE ARE NO EXPRESSED WARRANTIES OTHER THAN THOSE ON THE FACE HEREOF 

AND DESCRIBED ABOVE. NO WARRANTIES WHETHER EXPRESSED OR IMPLIED, INCLUDING 

BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR 

A PARTICULAR PURPOSE SHALL EXTEND BEYOND THE RESPECTIVE WARRANTY PERIOD 

DESCRIBED ABOVE OF THREE YEARS. HAFLER SHALL NOT BE RESPONSIBLE OR LIABLE 

FOR ANY SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSS ARISING FROM 

THE USE OF THIS PRODUCT.  THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND 

YOU MAY ALSO HAVE OTHER RIGHTS, WHICH MAY VARY DEPENDING ON WHERE YOU LIVE 

AND WHERE THE PRODUCT WAS PURCHASED.

www.hafler.com

Hafler HA75-DAC

 User Guide - Part #: R870 1303 00

Copyright 2017 Hafler All rights reserved. 

Specifications and appearance subject to change without notice. 

Summary of Contents for HA75-DAC

Page 1: ...DAC U s e r G u i d e USB Digital Audio Converter Headphone Amp Hafler is a division of Radial Engineering Ltd 1588 Kebet Way Port Coquitlam BC Canada V3C 5M5 604 942 1001 info hafler com www hafler...

Page 2: ...le features to further enhance the listening experience This manual has been written in order to provide you with all of the details so that you may take full advantage of these extra features As such...

Page 3: ...tube socket will remain present for some time after switching the HA75 DAC off There are no user serviceable parts inside Only use indoors in a dry space Do not open unless you are a qualified technic...

Page 4: ...eakers in a room 4 GAIN Used to adjust the volume for headphones 5 VOX Three position switch lets you enhance low frequencies to suit the listening level and program material 6 LOAD IMPEDANCE SELECTOR...

Page 5: ...5 DAC tube circuitry 11 USB INPUT Type B USB input to receive digital audio from a laptop 12 RCA INPUT Unbalanced inputs for any hi fi system Standard RCA connectors 13 ANALOG SELECT Switches between...

Page 6: ...ecognized as an output device Please visit www hafler com to download the latest drivers and for installation instructions You can switch between the analog and the digital inputs at any time with the...

Page 7: ...RU outputs are un buffered and function as a simple pass through VOX or FOCUS will have no effect The TUBE OUT delivers the signal after it has been processed by the HA75 DAC This can be used to posit...

Page 8: ...e HA75 DAC to select the active input and control the levels Plug in your headphones and then turn up the source audio system to a low level Slowly increase the level on the HA75 DAC using the volume...

Page 9: ...st match your specific model of headphones We recommend starting at 20 Ohms and letting your ears be the judge as you try out the other impedance settings You will notice that some settings will be lo...

Page 10: ...away from the artist s intended mix The solution is the Focus control This is an active matrix that mixes a mono blend of the two channels back into the stereo image This control is much more precise...

Page 11: ...e have extended high frequencies others so much bass they can cause your head to spin Another problem is listening to music that may have been recorded in the 1960 s or 70 s that may lack bass Set the...

Page 12: ...risk of loss or damage A copy of the original invoice showing date of purchase and the dealer name must accompany any request for work to be performed under this limited and transferable warranty Thi...

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