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CAAS Audio DAS Features

The reference standard digital audio server, unique features:

Play music from an external 3.5” hard drive or USB Pen (2.5” HDD not supported).

Stream  music over your network from  tablets,  smart  phones and  laptops. (Windows 
shares/DLNA/UPnP)

Two analogue inputs, USB, LAN and S/PDIF.

Sample rates up to 24 bit / 192kHz (16 bit / 96kHz S/PDIF)

Accepts multiple file formats (WAV, FLAC, AIFF, ALAC, APE etc...).

HDMI output for navigating music files on a flat screen TV.

HDMI CEC control via TV remote (CEC enabled TVs only).

Alternate control through networked devices ( smart  phones,  tablets,  web  browser etc...).

Parallel 176.4k up-sampling R-2R DACs.

A single, ultra linear, ZERO feedback, JFET Class A buffer stage.

A 128 step, manual control, relay switched, fixed resistor volume control.

15 regulated power supplies including 8 dedicated discrete regulated supplies.

Separate transformers for the analogue and digital sections.

DC Coupled from input to output.

220mm (W), 260mm (D), 65mm (H), 2.8kg.

CAAS Audio DAS Specification

Gain

0dB to -50dB & Mute (128 steps)

Frequency Response     

0.2Hz to 1MHz (-3dB) Pre-amp DC Coupled
10Hz to 100kHz (-0.1dB)

Maximum Input

10V peak

Maximum Output

8V peak

Input Impedance

> 27k ohms

Output Impedance

60ohms (Pre-amp)
110ohm (DAC)

Preamp THD

< 0.01% @1kHz (0dB level, 2V RMS output)

DAC THD

< 0.03% @1kHz (0dB level, 2V RMS output)

Crosstalk

<-90dB

Output SNR (A-WTD)

~100dB

Input DC Offset

0mV

Output DC Offset

+/-1mV

Power Consumption

< 20W

Fuse Rating

T500mA

Analogue Inputs

2 x L/R Pair RCA

Analogue Outputs

1 x L/R Pair

 

RCA (Variable)

1 x L/R Pair RCA (Fixed Line Level DAC ouputs)

Digital Inputs

1 x RCA (S/Pdif)
2 x USB (connect to hard drive or PC)

Network Inputs

1 x RJ45 LAN (wired connection)

Video Output

1 x HDMI (with CEC capability)

DAC

Parallel 176.4k up-sampling 16bit R-2R DACs

Mains Transformers

2 x 15VA (toroidal)

Dimensions

65mm high, 220mm wide, 260mm deep

Weight

2.8kg

Subject to change without notice.

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Summary of Contents for Digital Audio Server

Page 1: ...CAAS Audio Digital Audio Server DAS User Manual Warranty Page 1...

Page 2: ...trol 9 Web Interface 9 Recommended DAS Shut down Turn off procedure 9 DLNA UPnP Audio Interface Networking File Sharing 10 Networking the Digital Audio Server DAS 10 CAAS Audio Configuration Set Up 10...

Page 3: ...D amplifier In the DAS this stage is configured as a DC coupled zero feedback current buffer offering extremely low THD IMD and TIM and the cable and power amplifier drive capabilities that passive pr...

Page 4: ...lies Separate transformers for the analogue and digital sections DC Coupled from input to output 220mm W 260mm D 65mm H 2 8kg CAAS Audio DAS Specification Gain 0dB to 50dB Mute 128 steps Frequency Res...

Page 5: ...s supplied with a power cable that meet UK legislated requirements As with all audiophile equipment the power cable should be the last item attached and the first item removed whenever equipment is ad...

Page 6: ...Panel Explained 1 Inputs 1 2 are analogue inputs that feed straight into the Pre amp and volume control 2 The DAC output is a fixed line level output straight from the DAC DO NOT CONNECT STRAIGHT TO...

Page 7: ...of the rear USB ports use either 3 5inch externally powered HDD or USB storage pen DO NOT USE 2 5 INCH USB POWERED HDD this will not work 3 Do not insert or remove USB devices while the Audio Server...

Page 8: ...Page 8...

Page 9: ...vely you may be able to type the host name followed by 80 i e http caasaudio 80 Note this may not work with a lot of routers and you may need to type the DAS IP address and 80 into the URL bar Notes T...

Page 10: ...ection below CAAS Audio Configuration set up CAAS Audio Configuration Set Up The audio server network settings can be configured under Programs CAAS Audio Configuration this procedure is outlined belo...

Page 11: ...d the shared device as a media source You do this in the following way select Music Files Add source Browse scroll down to Windows network SMB See screen shot below 4 Then select your workgroup shared...

Page 12: ...XBMC device the files you wish to share access Settings Services UPnP The enable the UPnP server See screen shot below 2 For the XBMC client device the DAS you will add the source device as a media s...

Page 13: ...do this can be found on the internet or in your smart device manual 4 On your Smart device You first need to install and set up XBMC Remote or Yatse The procedure to do this is directly below the next...

Page 14: ...re or at http wiki xbmc org index php title Official_XBMC_Remote Choose the correct installation for your phone or tablet s operating system Android or iOS 2 Install XBMC remote on your smart phone or...

Page 15: ...lot of routers HTTP API 80 NOT 8080 as shown above Username keep blank Password keep blank Notes The DAS IP address will pop up in the right hand bottom corner of the TV on DAS boot up Please make a n...

Page 16: ...ugh your router settings or alternatively through the CAAS Audio Configuration page if NOT using DHCP Please take care to avoid IP address clashes Keep the username and password blank they are not nee...

Page 17: ...wnload Yatse to the device you wish to use 2 Install Yatse and press Run or Launch Yatse to start Yatse 3 To configure Yatse click the settings button in the menu 4 To manage and set up hosts click Ma...

Page 18: ...y the IP addresses of all devices connected to your network Alternatively if CEC is enabled on your TV you can use the TV remote to scroll to System System info where the IP address will be displayed...

Page 19: ...ommended see notes below Also you may be able to enter the host name here caasaudio although this may not work with a lot of routers Port 80 8 Click Done 9 Then on the main settings screen click the n...

Page 20: ...ems to library and select this option 4 It will take a few minutes for this operation to finish The status should be displayed on the TV in the top right corner Please Note Library information and thu...

Page 21: ...c settings menu and re imported after factory reset in the same way To avoid disappointment as with any system we recommend that you make regular backups of you data and music library For more informa...

Page 22: ...ote the installation of additional music add ons such as last fm and shoutcast is done at the owners own risk Please also note that any legacy XBMC video add ons Youtube iPlayer etc are not supported...

Page 23: ...able use including repairs or alterations of products by a person or company other than CAAS Audio 3 Damage to CAAS Audio products arising due to or from normal wear and tear 4 Damage resulting from m...

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