Thrax Audio Audio DAC Maximinus MkII Скачать руководство пользователя страница 8

To switch the DAC on press the “ON/OFF” button on the front panel. The red standby 
indicator  blinks  green  for  approx  4  sec.  whilst  the  unit  warms  up.  When  ready,  the 
indicator will stop blinking, and the last active source will be selected automatically.

 

The screen will display the selected input, and the active DSP functions.

A

s with all high fidelity products, the sound characteristic changes somewhat as it warms up. 

Best sound will be achieved after about 15 minutes of operation.

A

ny time that the Maximinus DAC has not been used for a few weeks the sound may be 

different. This is also normal for high resolution audio equipment. Optimum sound should 

return after a few hours of operation, preferably with an audio signal.

N

ote that although your Thrax Audio System has been run for 72 hours at the factory, it will 

continue to ”break in” for approximately 150 hours. Also be aware that many components 

display the need for a new break in period after being transported in unheated cargo aircraft.

Digital Filter

s

 

 

The four main types of Digital Filters on the Maximinus DAC are easily accessible with the 
Filter button on the front panel. Dithering and De-emphasis functions are controlled from 
the Menu.

The digital filter is necessary because mirrored image frequencies created during the 
conversion process must be removed. If the DAC did not have a digital filter, an analog 
filter with an aggressive response must remove these image frequencies. Analog filters 
seriously damage the signal by corrupting the original phase of the sound and cannot 
fully remove the high frequency images. This results in harsh or rolled off high frequencies 

and poor soundstage focus

.

Our DAC offers

  a

 choice of 

6

 digital filters (

Slow

Sharp

SD  Slow,

 

SD  Sharp,  Dithering  and 

Deemphasis

). Each option provides a distinct, glorious listening experience. You may favor 

one or the other, or enjoy changing the filter response to suit the music you listen to.

M

enu structure

1. Timer - set the timer to turn the Maximinus off automatically after a certain amount of time 
(30, 60, 90, 120, 180 minutes)

2. Display - adjust the display brightness

3. Dimming - dims the screen when unused (options of 10s, 20s, 30s, 45s or 1 minute)

4. Date - set the current date

5. Clock - set the current time

OPERATION

8

Содержание Audio DAC Maximinus MkII

Страница 1: ...PRESENT WITHIN THE CHASSIS NEVER OPERATE THE DAC WITH THE CHASSIS COVERS REMOVED DO NOT OPERATE THE UNIT IF WET OR NEAR WATER THE DAC IS FAIRLY HEAVY BE SURE TO USE PROPER LIFTING TECHNIQUES TO AVOID BACK STRAIN AND INJURY BE CERTAIN TO INSTALL IT IN A SECURE LOCATION FROM WHICH IT CAN NOT FALL OR TIP OVER TIME SPENT FAMILIARIZING YOURSELF WITH THIS MANUAL WILL BE WELL REWARDED ...

Страница 2: ...y Instructions 3 2 Introduction 4 3 Specifications 4 4 Unpacking and Installation Unpacking 5 Installation 5 5 Front Panel 6 6 Back Panel Inputs 7 Outputs 7 Power Connector Main Switch Fuses Input Voltage Selector 7 7 Operation 8 ...

Страница 3: ... prong The third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet POWER CORD PROTECTION Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the unit LIGHTNING Unplug this unit during lightning storms or when unused for...

Страница 4: ...lters with different impulse response EMI RFI protection Transformer decoupled I O and power supplies True balanced interface INTRODUCTION Inputs 2 x COAX RCA connectors Limited to 384 kHz 24 bit data 2 x AES EBU XLR connectors 2 x TOSLINK optic connectors This format has limited bandwidth and works for maximum sample rates of 192 kHz 1 x USB optional Bluetooth connectivity Output 1 pair unbalance...

Страница 5: ... flow Do not allow the chassis to touch any metal parts such as the frame of an equipment rack This might create a parallel ground path that could degrade the sound of your system Connect the input and output cables Input connection is via COAX AES EBU TOSLINK or USB Output can be via RCA or XLR jacks IMPORTANT READ THE SECTIONS BACK PANEL WARNING The unit should be operated only at rated voltage ...

Страница 6: ...p back Control Knob Turn the knob to Select an Input navigate through the Menu and press it to Select a highlighted option in the Menu TFT LCD Display Shows the selected input the active DSP functions and the menu options This display is auto dimmable turns off in few seconds if no control is operated It turns on automatically at power up in case the input signal changes or user menu is selected F...

Страница 7: ...ower frequencies 2 x TOSLINK inputs labeled OPT 1 and OPT 2 provide ground isolation between the units and noise immunity over long runs 2 x AES EBU inputs labeled AES 1 and AES 2 to accommodate high quality signal that uses professional protocol 1 x USB input optional Currently a USB input is available to accommodate digital signal from a computer source Outputs Two sets of analog output jacks ar...

Страница 8: ... types of Digital Filters on the Maximinus DAC are easily accessible with the Filter button on the front panel Dithering and De emphasis functions are controlled from the Menu The digital filter is necessary because mirrored image frequencies created during the conversion process must be removed If the DAC did not have a digital filter an analog filter with an aggressive response must remove these...

Страница 9: ...t XLR or RCA to select the active output Input Selection Turn the Control Knob to select your desired input To turn off the DAC press the ON OFF button All the unit circuitry will be turned off for minimum power consumption leaving only a small STANDBY circuit running However if you are not going to use the DAC for a long period we recommend turning it off using the power switch on the back panel ...

Страница 10: ...NOTES ...

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