MSB Technology Analog DAC Скачать руководство пользователя страница 10

10

Features

Basic Remote

Advanced Remote

RS-232

W

i-Fi Interface

DAC Output 

- This unique feature adjusts the output of the DAC digitally.  It is especially useful when no volume 

control is installed, for optimally matching the DAC output to a preamp input.  Many preamps sound much better 

with a lower level signal.  With MSB volume modules installed this setting should be left at 0 db.

  Output 

 Single-Ended 

 Balanced

 

 

+3dB   

3.57 Vrms 

 

7.14 Vrms  This setting for measurements only

  0dB 

 2.62 

Vrms  5.23 

Vrms

  -3dB 

 1.79 

Vrms  3.57 

Vrms

  -6dB 

 1.27 

Vrms  2.53 

Vrms

  -9dB 

 0.98 

Vrms  1.97 

Vrms

• •

Display Brightness 

- Adjustable from 1 to 15.

• •

Display on/off 

- When turned off, the display pops on for a bit any time anything is adjusted, then turns off 

again.

• • •

Dither on/off 

- With the dither activated the MSB Digital Filter continuously adds a tiny amount (-110db) of 

random ultrasonic dither to the Output. We have found through extensive listening tests that this tiny amount of 

dither greatly increases the perceived resolution of the audio without harming the music in any way. The dither 

is generated by a highly random, non-repeating white noise generator and is then digitally filtered to remove all 

dither content close to the audio band. All of the dither between 0 Hz and 40 kHz is removed. Unlike some noise 

shaping algorithms like DSD the very low level of the ultrasonic dither involved should never cause system high 

frequency related problems. MSB highly recommends that you keep the dither enabled.  Dither can be turned off 

when using our incredibly precise DAC for making measurements.

• •

Restore Settings 

- Puts settings back to factory default setting.

• • • •

Startup Volume 

- This is the volume setting that is set upon power up.

• •

Maximum Volume 

- This is the maximum volume setting that can be reached.  Use this feature to protect your 

speakers.

• •

Analog Input Volume Control 

- The analog input can either be volume controlled or bypass the volume control.

• •

Switching Mode 

- When the input selector is manually selected, either all inputs are available or just active inputs.  

With active inputs selected, A/B testing is very quick and easy. 

• •

Note: The complete RS-232 command table can be found under the support tab on the MSB website.

Power Supplies

The Analog DAC can be used with a range of power supplies.  We produce a fully linear desktop power supply that ships with the DAC 

or an upgraded power base.  Both are voltage switch-able for 120V and 240V.  Each uses a 5 mm x 5 Amp Fuse.
ALWAYS CHECK THE VOLTAGE SETTING BEFORE PLUGGING IN THE UNIT.  IT MAY HAVE LAST BEEN TESTED AT 

THE WRONG VOLTAGE.  FAILURE TO SET THE VOLTAGE CORRECTLY MAY RESULT IN THE DESTRUCTION OF YOUR 

POWER SUPPLY OR DAC.

In addition, the Analog DAC can be used with the DAC V power bases.

Содержание Analog DAC

Страница 1: ...e DSD USB2 Audio Renderer RCA Outputs 2 62 V RMS 7 Vpp RCA Output Impedance 53 ohms without volume controls 38 ohms with volume controls Balanced Output 2 62 V RMS 7 Vpp Balanced Output Impedance 106 ohms without volume controls 76 ohms with volume controls Volume Control optional 1 dB stepped attenuator 78 steps Sampling Frequency 32 kHz to 384kHz Bit Depth 32 bit DSD 64x and 128x ...

Страница 2: ... any digital sources over to digital inputs on the Analog DAC and again you will achieve optimum results Set your preamp to a volume that matches the Analog DAC output and use nothing but the Analog DAC volume control in your system The volume control cannot be added once the DAC is built Setup and Quick Start The front panel is quite simple with few user controls Input source select defaults to a...

Страница 3: ...trol requires two CR2025 Lithium batteries Control Option Three Optional Control Interface The versatile control port allows control modules to be plugged in for direct connection to a system controller via RS 232 or Direct access via the internet Several additional features are available only by this method The complete feature set is Volume control Mute Input switching Phase Invert Reclocking on...

Страница 4: ...to 15 second silence followed by music Step Three Enjoy Your New Features Custom Firmware permanently changes the software running on your DAC This change occurs immediately following a firmware update Loading New Firmware using a CD Step One Verify Your Equipment Compatibility To successfully load your new firmware you must have your DAC connected to a transport that will not change the Data Almo...

Страница 5: ... Power Input This product must be plugged into a Platinum power base with both analog and digital supplies It will work with both the Analog DAC desktop supply Analog DAC power base or any of the DAC IV power bases Rear Panel Control Module Control Interface This optional interface allows the DAC to be controlled using a web based system This module would need to connect to a computer network RS 2...

Страница 6: ... USB 2 input with Windows is that once you get it set up it works completely and absolutely perfectly with every file playing bit perfect at its native sample rate up to 384 kHz with no user intervention Just pick the song and play The rest is automatic and works perfectly This is a first for any Windows machine I have seen and a dream come true The bad is that MSB drivers will have to be installe...

Страница 7: ...tup of DAC parameters Future upgrades and products will allow MSB products to take full advantage of these new capabilities There is an PRO I2S output on our Studio 384 kHz 32 bit ADC and this output will become the standard output on all new flagship MSB transports So this input works with MSB Pro Analog to digital Converter Signature Data CD all new products to come MSB Network Connector The MSB...

Страница 8: ...ust plays through bit perfect NAS Based System This system does not involve a computer in playback although a computer is typically used to rip CDs and set up and organize your music There is a certain simplicity in such a system In this case our files are stored on a NAS where they are safe Many network storage devices include various server options The choice of server may limit what file types ...

Страница 9: ...ute phase of the output There are some recordings that accidentally swap the phase For those who are phase sensitive we always include this option The phase of the outputs is inverted digitally Filter Select This feature lets you select among a number of preloaded filters There is not right or wrong filter as the best filter depends on the original recording and the rest of the components in your ...

Страница 10: ...emoved Unlike some noise shaping algorithms like DSD the very low level of the ultrasonic dither involved should never cause system high frequency related problems MSB highly recommends that you keep the dither enabled Dither can be turned off when using our incredibly precise DAC for making measurements Restore Settings Puts settings back to factory default setting Startup Volume This is the volu...

Страница 11: ...ay indicates power is on Check that power cable is plugged in all the way You may have digital power but no analog power Check that source is valid audio source Change to a standard CD just to be sure Check that analog outputs are connected properly Check that volume is turned up Still no sound connect an analog output from the source directly to the preamp input Verify that the rest of the system...

Страница 12: ...te that the order the modules are installed is the priority order you will establish for automatic input selection The highest priority input is located closest to the output connectors To remove a module first remove the Phillips head screw in the jackpanel of the module Next remove the two screws on the bottom adjacent to the module Next remove the knurled screw from the base of the DAC This is ...

Страница 13: ...emove when the two screws are removed You will not need a removal tool To install a new module slide the new module into the track and push firmly into place Now put the screws back into the base put the screw back into the jackpanel of the module and return the installation tool to its place on the base Finished ...

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