Cranborne Audio 500R8 User Manual

Cranborne Audio 500R8 User Manual

Analogue/digital hybrid usb audio interface, summing mixer, and rack
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500R8 - Analogue/Digital Hybrid USB Audio 
Interface, Summing Mixer, and 500 Series Rack
 
 
500R8 User Manual
 
User Manual
-Page 1- 
 
©201​ 9 ​ Cranborne Audio Ltd 
 

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Summary of Contents for Cranborne Audio 500R8

  • Page 1             500R8 - Analogue/Digital Hybrid USB Audio    Interface, Summing Mixer, and 500 Series Rack User Manual       ©201​ 9 ​ Cranborne Audio Ltd  500R8 User Manual -Page 1- ...
  • Page 2   Cranborne Audio, for us, means so much more than metal boxes with components in them.  These are our labours of love that embody and demonstrate our demand for excellence. By  distilling what matters and putting our soul into these tools, we hope to help other people ...
  • Page 3   Not only is 500R8 the new home for 8 of your favourite 500 series modules; it is also your new  26-in/28-out channel USB audio interface, monitor controller, 16-in/16-out ADAT interface, and  8-to-2 high-headroom analogue summing mixer.  ...
  • Page 4: Table Of Contents

    Software Setup 16  Windows Configuration 16  Sample Rate Selection In Windows 16  MacOS X Configuration 17  Sample Rate Selection in MacOS 17  Configuring 500R8 in Your DAW 17  Feature Overview 18  500 Series Rack 18  Module Inputs 18  Inserts 18 ...
  • Page 5 38  Application Guides 38  Using 500R8 without 500 series modules 39  Sending Audio From Your DAW, into the 500 Series modules on 500R8 40  Using 500R8 With Hardware Inserts In your DAW 40  Hardware Inserts In Pro Tools 41 ...
  • Page 6   Expanding Your Recording System Using ADAT 45  Using 500R8 and 500ADAT Together 46  C.A.S.T. LINK 47  Using 500R8 In Combination With Your Own AD/DA Converters 49  Understanding C.A.S.T. 49  50  N22H 50  Using N22 and N22H with 500R8 50 ...
  • Page 7: Getting Started

    [5] Power Switch: ​ S afely powers on and off  [12] DAW Select Switches: ​ A ssigns an alternate  500R8 as well as any inserted 500 series module.  pair of DAW playback returns into the Blend  Tap to power on, press and hold to power off.  ...
  • Page 8 500R8’s Aux Bus to external monitoring  digital devices.  devices or similar via 1/4” jacks.   [8]​ ​ C lock Settings DIP switch: ​ A djusts 500R8’s  [17] Mix Output: ​ C onnects line outputs of 500R8’s  Clock Settings including Clock Source and Sample ...
  • Page 9: Package Contents

      Package Contents  So now your 500R8 is out of it’s packaging, you’re probably itching to get it powered on and  making music! But before you get started, please read the sections below that will help guide  you through the process of getting 500R8 setup, plugged in, and ready-to-record as quickly as ...
  • Page 10: Rack-Ear Orientations

    500R8 - the most common method  for rack-mounting.    500R8 can also be set backwards into its rack ears to allow the front panel controls to sit  behind the front of the rack for protection during travelling and location recording.   ...
  • Page 11: Recessed Configuration

    500R8. Secure them into place using 4x rack ear screws and the allen key provided.  Store the leftover rack-ear screws in a safe place for future use. ...
  • Page 12: Power Supply

    100 to 240v.    Switch mode power supplies can exhibit switching noise  but 500R8 features linear regulation on the DC inlet to  ensure that power noise and intermodulation distortion  doesn't find itself on the audio rails.    ...
  • Page 13: Powering Procedures

    Installing and Removing 500 Series Modules  Installing Modules  Ensure 500R8 is ​ p owered off​ and the power connector has been ​ r emoved.​ Wait 30  seconds before continuing.  2. Firmly touch the metal chassis of 500R8 to discharge any built-up static electricity.  ...
  • Page 14: Hardware Setup

    12 o’clock position of 500R8’s Monitor Level control.    For a detailed guide of how to configure your studio monitors with 500R8, please follow  the “​ C onfiguring Studio Monitors With 500R8​...
  • Page 15: Software Setup

    Software Setup  Windows Configuration  If you are a Windows user, you will need to download 500R8’s ASIO drivers in order for the  system to detect 500R8 and make it available as an audio device in the Windows Sound  Control Panel menu.  ...
  • Page 16: Macos X Configuration

      Once configured, press play in any of your applications (including Spotify, Tidal, iTunes), and  the audio will be sent directly into 500R8’s DAW return. Use the Monitor Level control for more  volume!   ...
  • Page 17: Feature Overview

    Tip= Send, Ring= Return, Sleeve= Ground    To connect external audio equipment into 500R8 via its Insert, you will need to use a standard  Y-split or insert cable that splits a TRS jack into 2 separate connections - a send and return - to ...
  • Page 18: Module Direct Outputs

      Note:   500R8 does not feature a dedicated switch to engage the insert point and so to  fully bypass the insert point during recording/mixing you will need to bypass  Inserted effect itself or disconnect the insert point.  Module Direct Outputs  ...
  • Page 19: Source Switch

      Source Switch  Each 500 series slot on 500R8 features a Source Select  switch on the front panel that is used to determine  which audio signal is sent into the input of the inserted  500 series module.     These source options include: ...
  • Page 20: Chain Switch

    Each 500 series slot is connected to multiple sources and destinations that facilitate all of the  complex internal recording and mixing aspects of 500R8. To better understand where each  slot is positioned in the signal path in relation to its converters, the below diagram displays a ...
  • Page 21: Summing Mixer

    The Summing Mixer and its stereo output is sent directly into its own dedicated stereo  A/D converter that is used to record the stereo mix into your DAW via 500R8’s USB  Audio Interface. The Summing Mixer output corresponds with USB Input channels 9/10. ...
  • Page 22: Summing Mixer Expansion Via C.a.s.t. Link

    500ADAT to monitor 500R8’s Summing Mixer and blend that with 500ADAT’s local  Summing Mixer.     The transmit paths feature 500R8’s Aux bus ​ p ost​ Aux Blend control and also include  500R8’s Talkback signal to enable the engineer to communicate with musicians  connected to 500ADAT using 500R8’s Talkback facility. ...
  • Page 23: Artist Monitoring Section

    DAW Select Switch   The DAW Select switch determines which of 500R8’s DAW returns are sent into the Aux and  Monitor Blend controls. Either DAW or DAW 2 can be engaged for the Aux or Monitor busses  independently. The DAW and DAW 2 returns are accessed using separate stereo USB outputs ...
  • Page 24: Daw 2 Input Jacks

      DAW 2 Input Jacks  The DAW 2 Input jacks on the rear panel of 500R8 can  be used if the user would like to integrate 500R8 with  their own converters rather than use its built-in USB  interface.    Audio connected to the DAW 2 Input jacks is summed ...
  • Page 25: Monitor Controller

      The meter is labeled in dBFS and corresponds with the operating level of 500R8’s A/D and D/A  converters to allow for high-resolution metering of the conversion process to avoid clipping  during recording and playback. The 0dBFS point on the meter corresponds to the A/DD/A ...
  • Page 26: Mono Key

    ” section of this manual.   Mono Key  The Mono key on 500R8 sums the stereo information of the Monitor Bus and sends the mono  signal out of the left and right outputs of the currently active speakers (A or B). The Mono key is ...
  • Page 27: Talkback

    500R8 via C.A.S.T. breakout boxes.  Talkback Input  The Talkback input is located on the rear panel of 500R8  and features an XLR connection that can be connected  to an external microphone to access the talkback ...
  • Page 28: Usb Audio Interface

    Mac devices are backwards compatible with 500R8 provided USB adapters are  used that do not truncate the USB stream.  USB Inputs  500R8 sends up to 28 sources into the connected DAW via the built-in USB Audio interface:  USB  Channel  Description ...
  • Page 29: Usb Channels At Higher Sample Rates

    As 500R8’s operating sample rate is increased to 88.2kHz and above, the USB channel count is  reduced in size due to facilitate the higher data transfer.    Below is a graph detailing the USB channel size and restrictions of 500R8 at all sample rates:    Sample ...
  • Page 30: Adat Channels At Higher Sample Rates

    AES3 connections via XLR provided the correct cable is  used (XLR to RCA).     500R8 features a pair of S/PDIF inputs and outputs that  will be able to be used to send and receive audio directly  to and from the USB interface and DAW whilst ...
  • Page 31: Low-Jitter Internal Clock

    Word Clock Input  The Word Clock Input connector is used to slave 500R8 from an external clock source via a  BNC cable. In this application, word clock must be connected to the Word Clock Input port of ...
  • Page 32: Configuring Clock Source On Windows

      ADAT Recovered  Allows 500R8 to slave from a device connected to the ADAT stream. This setting should  be used if you need 500R8 to slave off of the device that is connected via ADAT.      Word Clock  Allows 500R8 to slave from a device connected to the Word Clock Input connector. This ...
  • Page 33: Midi I/O

      Clock Settings DIP switch  The Clock Settings DIP switch allows for direct  configuration of 500R8’s clock source when no USB  device is detected. The switches also provide a failsafe  that Cranborne Audio can implement in the unlikely  event that an issue develops with MasOS or Windows ...
  • Page 34: C.a.s.t

      C.A.S.T. IN A,B,C & D (RRTT)  The C.A.S.T. IN A, B, C, & D ports are designed  to relocate the rear connections of 500R8  around the studio space and enable  convenient access to 500R8’s I/O from  remote locations. The four available paths ...
  • Page 35: C.a.s.t. Requirements

      The stereo signal transmitted from 500R8 into the C.A.S.T. Transmit path is ​ P ost​ Aux  Blend and ​ P re​ Aux Level control but also includes the Talkback signal generated on ...
  • Page 36: Cranborne Audio Usb Control Panel

    If you are a Windows user, you will need to download 500R8’s audio drivers and software  control panel in order for the system to detect 500R8 and make it available as an audio device  from within the Windows Sound Control Panel menu.  ...
  • Page 37: Macos

        macOS  As 500R8 is Core Audio compliant, it will connect directly with your Apple device and be  instantly recognised as an audio device from within the “Audio MIDI Setup” application.     To configure 500R8 with macOS, please follow the step by step guide in the “​...
  • Page 38: Application Guides

    Bypassing the slot allows you to connect line-level sources into the module inputs and send  those signals onwards to your DAW via 500R8’s USB Audio interface. For example, if you  bypass slots 4-8, you can still connect line-level sources such as keyboards, the output of a ...
  • Page 39: Sending Audio From Your Daw, Into The 500 Series Modules On 500R8

    USB channel at the flick of a switch.    As an example, let’s pretend we have a bus compressor in 500 series slots 7 & 8 of 500R8 that  we want to apply across a stereo mix within the DAW. ...
  • Page 40: Hardware Inserts In Pro Tools

    DAW - much like a standard plug-in! If your DAW supports this, then  you can simply Insert 500R8’s 500 series slots as plug-ins on your desired audio track and set  the Send and Return options of the plug in to correspond with your desired 500 series slots.  ...
  • Page 41 Pro Tools does not currently allow for users to adjust the Send/Return point of each hardware  plug in, however 500R8’s channels have been strategically laid out to allow for every available  slot/ADAT channel to be patched to within Pro Tools.  ...
  • Page 42: Configuring Studio Monitors With 500R8

      Due to this design, you may find that once 500R8 is connected to your speaker outputs, the  Monitor Level control is extremely sensitive and very small movements can cause quite a ...
  • Page 43: Creating Monitor Mixes For Musicians

    Ensure both the Aux Blend controls are set fully anti-clockwise to the Mix position.  2. Connect a pair of headphones to the Aux Headphones port of 500R8 and hand them to  the musician - make sure the Aux Level control is set conservatively at around 10/11 ...
  • Page 44: Using The Daw 2 Input

    2. Slowly turn the Aux Blend control anti-clockwise until the musician can hear the desired  balance between live and pre-recorded instruments.     500R8 allows for two completely independent blends of these two elements; one for the  musician(s) (labeled Aux) and one for the engineer (labelled Monitor) each with their own  dedicated headphones output. ...
  • Page 45: Expanding Your Recording System Using Adat

    Connect the ADAT OUT port of the ADAT expander to the ADAT IN 1 port of 500R8.  2. Connect the ADAT IN port of the ADAT expander to the ADAT OUT 1 port of 500R8.  3. Configure the ADAT expander to clock from the ADAT stream. ...
  • Page 46   Using 500R8 and 500ADAT Together  500R8 and 500ADAT have been designed with two purposes in mind. 500R8 is for those  looking to build a new or portable studio setup around the 500 series format, whilst 500ADAT  is for those who are looking to add 500 series connectivity onto their existing studio setup and ...
  • Page 47: C.a.s.t. Link

      Artist Monitoring  The Aux bus on 500R8 is also sent via the C.A.S.T. LINK port and directly into 500ADAT’s  Aux 1 and Aux 2 Blend controls. This enables musicians connected to 500ADAT to blend  the 500R8’s Aux mix (featuring the DAW returns, Summing Mixer, and Talkback signals) ...
  • Page 48: Using 500R8 In Combination With Your Own Ad/Da Converters

    Connect the Monitor Output of your audio interface into the DAW 2 Input jacks of  500R8 and switch the DAW Select switch on the front panel to the Daw 2 position. This  will allow you to use the front panel blend controls to balance between the playback ...
  • Page 49: Understanding C.a.s

    As C.A.S.T. is all analogue, it cannot be reconfigured depending on what task is required by the  end user. As such, it is important to recognise what C.A.S.T. port does what on the 500R8. To  Aid in this process, Cranborne Audio’s product and graphic design team has taken great care ...
  • Page 50 - whether it's in the live room, vocal booth, or the bedroom next door!    By connecting an N22H to the C.A.S.T. A port on the rear panel of 500R8, you can send a  headphone mix out to the connected N22H whilst also receiving 2 inputs via N22H’s combi ...
  • Page 51: Custom Configuration For Logic Pro X Users

    USB audio interface, not only 500R8!    We do have a workaround that enables access to every path of 500R8 without losing out on  modules 1 and 2. This workaround involves creating an Aggregate Device from within the ...
  • Page 52: 44.1 - 48Khz

      USB Channel Labelling And Assignments    Here is the current USB channel count for 500R8 at each sample rate group.     Note:  The full ADAT channel count at 176.4 and 192kHz will be available in a forthcoming  firmware update. ...
  • Page 53: 88.2 - 96Khz

    SLOT 6  SLOT 6    7  SLOT 7  SLOT 7    8  SLOT 8  SLOT 8    9  MIX L  DAW L    10  MIX R  DAW R    ©201​ 9 ​ Cranborne Audio Ltd  500R8 User Manual -Page 53- ...
  • Page 54: Technical Specifications

      Technical Specifications   Here is the comprehensive set of 500R8’s technical specifications. We try to keep our  specifications as real-world measurements. Each test has been carried out in a particular way  to replicate how each element of 500R8 would perform in day-to-day operation.  ...
  • Page 55: Analogue Performance

    Max Contribution Level  +28dBu  Pan Law  -4dB  Noise Floor (Mix Output)  -90dBu, A-weighted, No channels routed    -89.5dBu, A-weighted, 1 channel routed (Unity)    -84dBu, A-weighted, 8 channels routed (Unity)  ©201​ 9 ​ Cranborne Audio Ltd  500R8 User Manual -Page 55- ...
  • Page 56: System Performance

    AC Requirements  100V – 240V AC, 50 – 60 Hz  Total Power Consumption  24v, 5A DC, 120w  500 Series Slot Current  250mA per rail  Total Available 500 Series  2A  Slot Current        ©201​ 9 ​ Cranborne Audio Ltd  500R8 User Manual -Page 56- ...
  • Page 57: Environmental

    Storage Conditions  -20 to 50 degrees Celsius  Dims/Weights  Unit  Width  481mm(19"), Rackmount  Height  185mm(7"), 4u  Depth  219m(8.6")  Unit Weight  7kg  Shipping Carton  Width  550mm(21.7")  Height  280mm(11")  Depth  335m(13.2")  Weight  7.5kg        ©201​ 9 ​ Cranborne Audio Ltd  500R8 User Manual -Page 57- ...
  • Page 58: Troubleshooting

    Troubleshooting    Question  Solution(s)    Ensure that 500R8 is connected, powered up, and selected as the default  ●   audio interface on your device’s Sound Application/Control Panel.  I can’t hear any  Switch the DAW select switch into the UP position and turn the Monitor ...
  • Page 59: Important Safety Instructions

    Do NOT modify this unit, altercations may affect performance, safety and/or  international compliance standards.  Cranborne Audio does not accept liability for damage caused by maintenance, repair or  modification by unauthorized personnel.  Installation notes  When installing the apparatus either fit it into a standard 19” rack or place it on a secure ...
  • Page 60: Power Safety

    CE Certification    This unit is CE compliant. Note that any cables supplied with Cranborne Audio  equipment may be fitted with ferrite rings at each end. This is to comply with the  current regulations and these ferrites should not be removed. ...
  • Page 61: Rohs Notice

      RoHS Notice  Cranborne Audio complies with and this product conforms to European Union’s directive  2011/165/EU on Restrictions of Hazardous Substances (RoHS) as well as the following sections of  California law which refer to RoHS, namely sections 25214.10, 25214.10.2, and 58012, Health and ...

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