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CELLO 

- User Manual v1.0 

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Cello 

High Resolution Audio Interface 

User Manual 

V 1.0 rev 0 

Date: July 2018 

Congratulations on your purchase of the JoeCo Cello – High Resolution Audio 
Interface. This document will lead you through the basics of how to set up and use 
the product. The Cello has been designed to be as simple as possible to set up and 
operate. Consequently you will find that this user manual is not a long document and 
can be read from cover to cover in a short while. However, we strongly recommend 
that you do read it just in case there are some aspects of the product that are not 
immediately obvious.  

More information is available in the EndUser LOGIN area of the JoeCo Website 

www.joeco.co.uk

 . Visitors can gain immediate access to more detailed information 

whilst EndUsers, once approved, are eligible for software upgrades and other 
downloads.  

IF YOU NEED INFORMATION IN A HURRY, REGISTER AS A 
VISITOR AND UPGRADE TO AN ENDUSER LATER ON. 

 

© JoeCo Limited 2009 - 2018. E&OE. All rights reserved. All trademarks and names are 
recognised as the property of their respective owners 

Summary of Contents for Cello

Page 1: ...ad from cover to cover in a short while However we strongly recommend that you do read it just in case there are some aspects of the product that are not immediately obvious More information is available in the EndUser LOGIN area of the JoeCo Website www joeco co uk Visitors can gain immediate access to more detailed information whilst EndUsers once approved are eligible for software upgrades and ...

Page 2: ... interfaces 6 Control Panel 6 Front Panel 7 Rear Panel 7 Side Panel 7 Hardware Installation 8 Software installation 8 Operating modes 9 JoeCoControl interface 9 Alerts 10 Input control panel 10 Low Latency Mix panel 12 Monitor Mix Panel 13 Saving and Recalling Mixes 14 Standalone mode 15 JoeCo Conditions of Use 17 Software Licence Agreement 19 Warranty Information 23 Product Returns 25 Product and...

Page 3: ...ght spill into any openings Ventilation Do not obstruct any ventilation If the equipment is to be operated in a flight case ensure that it is constructed to allow adequate ventilation Heat and vibration Do not locate the equipment in a place subject to excessive heat or direct sunlight as this could be a fire hazard Locate the equipment away from any devices which produce heat or cause excessive v...

Page 4: ...ed such that they cannot be stood on or tripped over Copyright Warning JoeCo s products are designed to enable you to record and reproduce material to which you own the copyright or material which the copyright owner has granted you permission to record and or reproduce It is illegal to record reproduce distribute sell hire lend perform or broadcast all or part of a work written or musical composi...

Page 5: ...CELLO User Manual v1 0 Page 5 Opening the Box Box Contents Inside the box you will find the following Cello hardware Power supply USB2 cable ...

Page 6: ...splay Instrument Hi Z input Control and meter display Line input Talkback push switch Control and meter display Upper area Headphone 1 volume push and turn controls Top process for Mic ch 1 Headphone 2 volume push and turn controls Top process for Mic ch 2 Monitor volume control Push activates the monitor DIM The LCD display shows sample rate DAW connectivity sync source and status and various par...

Page 7: ...phones 1 output TRS jack Headphones 2 output TRS jack Rear Panel USB connector to host Power inlet 5VDC 1 5A Monitor outputs 2 x TRS jacks Sync digital inputs 2 x RCA phono Lightpipe inputs 2 x TOSLink Line Inputs Insert returns 2 x TRS jacks Mic channel Insert Sends 2 x TRS jacks Side Panel MIDI In and Out are located on the left side of the unit ...

Page 8: ...recommend using the external power supply as many computers cannot supply enough power via the USB bus to maintain the quality of the converters USB2 cable to host computer Monitor outputs to your control room monitoring speakers External source of clocking if required Microphone instrument headphones cables etc Software installation The Cello is designed to operate with both Mac and Windows PC sy...

Page 9: ...When you first run the JoeCoControl interface you will see a panel like this This view is useful as it contains all the pertinent controls in a small interface that can co exist on screen alongside your DAW interface The first left hand section is the input controls and master settings panel The next section is the low latency mix section which controls the very low latency mix for headphone foldb...

Page 10: ...ue will change colour to reflect the current situation Input control panel Below is the expanded view of the input control panel in 8channel mode The controls for the mic preamps channel 1 and 2 duplicate the hardware controls on the Cello hardware and are as follows 48V Phantom Power enables use with capacitor condenser microphones PAD inserts a 20dB pad in circuit to reduce the level from microp...

Page 11: ...he Line In control knob on the hardware The white channel name 4 turns red when talkback is active The channel is muted when not in use Line in level can be adjusted using the hardware control or using the on screen faders The small link button at the top of the Line in channels allows the left and right level controls to be unlocked for rebalancing and can then be locked together again to adjust ...

Page 12: ... DC level for highest fidelity DAC setup selects between the DAC output filter modes to taste Mode select selects the operating mode as described above Low Latency Mix panel There are up to 4 low latency monitor mixes available depending on your operating mode MAIN monitor mix ph 1 headphone mix 1 ph2 headphones 2 digital not available at higher sample rates These mixes allow you to create discret...

Page 13: ... to the left of the orange arrow in the small panel low latency mixer panel Multiple mix panels can be displayed on screen at the same time so that you have instant access to everyone s separate mix Monitor Mix Panel The monitor mix panel allows full control of your listening environment The four large buttons are as follows TALK enabled talkback slate duplicates pressing the hardware line in knob...

Page 14: ...ts useful if monitoring over headphones PH2 outputs any pre fade listen to headphone 2 outputs as above Digi outputs any pre fade listen to the digital outputs if any Talkback to mix selects which outputs you want to use for talkback Main talkback to the main mix Ph1 talkback to headphones 1 Ph2 talkback to headphones 2 Digi talkback to the digital output Slate send talkback to the DAW to slate a ...

Page 15: ...e converter taking advantage of its excellent sound quality and clocking circuitry Set up the Cello so that its clock source inputs and outputs are configured correctly for your associated equipment Then use the MENU MORE option on the menu bar and then select Set Startup State The Cello can then be powered off and moved to the location for your standalone usage This can be very useful for checkin...

Page 16: ...Page 16 CELLO User Manual v1 0 ...

Page 17: ...uct following its original purchase from JoeCo or an authorised JoeCo distributor or reseller or its subsequent purchase from a legitimate owner and has accepted the terms of this agreement using a Product on loan from its owner where the owner has given their express permission and ensured that the user does so only on condition that they first accept the terms of this agreement using a Product u...

Page 18: ...tion in the relevant JoeCo User Manual or via the JoeCo website at www joeco co uk to the maximum extent permitted by applicable law JoeCo hereby disclaims all warranties and conditions with respect to the Product and any services performed by use of the Product either express implied or statutory including but not limited to the implied warranties and or conditions of merchantability satisfactory...

Page 19: ... ACCOMPANY ANY SUCH UPDATES IF YOU DO NOT AGREE TO THE ADDITIONAL LICENCE TERMS THAT ACCOMPANY SUCH UPDATES YOU MAY NOT DOWNLOAD COPY INSTALL OR OTHERWISE USE SUCH UPDATES Definitions Used In This Agreement JoeCo JoeCo Limited Product Any product designed manufactured distributed or resold by JoeCo including the BlackBox Recorder which may be abbreviated to BBR The term product includes both the h...

Page 20: ...arty a new user is entitled to the same use that is to use all parts of the Software for the duration of the life of the Product provided that they agree to all the terms of this Licence 3 Additional Charge Items From time to time JoeCo or third parties authorised by JoeCo may make available software which by reason of third party licensing or specific extra cost of development or other reason may...

Page 21: ...oeCo s liability for any damages to the User purchaser or any other person exceed the price paid for the Product regardless of any form of the claim Some jurisdictions do not allow the exclusion or limitation of incidental or consequential damages so some of the above limitations or exclusions may not apply to you 6 Termination of Licence This Licence is effective until terminated Breach of any te...

Page 22: ...king or promise given or implied from anything said or written by JoeCo or by an authorised JoeCo distributor reseller or representative prior to entering into this Licence except as expressly stated in this Licence In the event that any translation of this Licence from its original in UK English language version is carried out for different countries and there is a dispute between the UK English ...

Page 23: ... within the country in which the Product was originally purchased can only be exercised by the original retail purchaser and cannot be assigned or transferred starts from the date of delivery from the JoeCo distributor or reseller to the purchaser is extended to the minimum level required by law in those countries or states in which such extension is required by legislation applies to a repaired o...

Page 24: ...ice damage to property damage based on inconvenience loss of time or interrupted operation and to the extent permitted by law damages for personal injury In no event will JoeCo s liability for any damages to the purchaser or any other person exceed the price paid for the Product regardless of any form of the claim Some jurisdictions do not allow the exclusion or limitation of incidental or consequ...

Page 25: ...ct can be returned an incorrect Product has been delivered the Product is faulty and covered by warranty see Warranty Information or the Product is capable of being repaired if outside warranty Please note that any Product returned due to incorrect delivery must be in a resalable condition to receive a credit note Any Product which is returned to JoeCo or to one of its distributors or resellers wi...

Page 26: ... button to the right hand side of the blue menu bar Once in the Log In area select the New Registration Link and fill out your details It is important to fill out all your details including the full model and serial number of your Cello or your registration will not be accepted Once your registration has been submitted it will be forwarded to JoeCo personnel who will need to approve your applicati...

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