Chord Mojo(1) DAC-amp ☆★►FAQ in 3rd post!◄★☆
Dec 30, 2015 at 12:14 AM Post #7,951 of 42,765
It would be real easy to test. I don't currently have reliable coaxial sources, but if I did, I could compare a regular 3,5mm stereo cable with a proper 75ohm coaxial cable. I doubt the differences would be much, as earlier, I did just that and found basically nothing between them.


I see those cables both have 1 single black *band* on the insert part of each end.

I have this cable and it has 2 black *bands* on both ends.


Does this mean my cable above compared to Yours will provide me Less Quality or even function?
 
Dec 30, 2015 at 12:30 AM Post #7,952 of 42,765
I'm new to this hobby so maybe you guys can help me out. I'm reading a review of the iBasso dx80 paired with the chord mojo. The reviewer says:

"Now I have tried using the Chord Mojo with other devices like an iPhone 6S Plus or Huawei G8 but the DX80 and Chord Mojo produce knock out punches. Using this combo is like rediscovering your albums!"

I'm confused..... as I assume the Mojo is acting both as DAC and AMP. Shouldn't sound the same regardless of what source / data transfer you are using? (Assuming same mastering and bitrate)

For this same reason, I'm assuming the quality of USB/coax/optical cable you use to transfer the data to the mojo has no discernible influence on the final sound quality?

What am I missing? Please school me. It's hard for me to separate truth from anecdotal evidence.
 
Dec 30, 2015 at 12:47 AM Post #7,953 of 42,765
I see those cables both have 1 single black *band* on the insert part of each end.

I have this cable and it has 2 black *bands* on both ends.


Does this mean my cable above compared to Yours will provide me Less Quality or even function?


What shigzeo is talking about is hearing a difference with a sheilded 75 Ohm coaxial standard cable vs using a regular stereo interconnect like you pictured. As he says, at these very short lengths the difference should be minimal or inaudible. The plug pictured is a TRS plug (Tip, Ring, Sleeve). The Tip acts as the signal, the Ring acts as the ground and the Sleeve is ignored because there is no pin in the jack to make contact. The single ring plug is a TS mono plug that just has the Tip for the signal and the Sleeve for the ground. Same connection as the TRS plug in this application because, again, the sleeve is ignored on the TRS plug.

At these very short lengths you shouldn't hear any noise or feedback using a regular stereo interconnect.

I showed you it works well in this post that you replied to:

http://www.head-fi.org/t/784602/chord-mojo-the-official-thread-please-read-the-3rd-post/7785#post_12198631

The cable is dirt cheap so if it doesn't work you won't be out much and can order a proper coaxial cable for peace of mind if you want, but I heard no difference between the two.
 
Dec 30, 2015 at 1:00 AM Post #7,954 of 42,765
This reviewer seemed to prefer the Fiio X7 compared to the mojo with DSD playback. Does anyone else have a comparison?

http://youtu.be/Nev7BYpYUfc


I had both at the same time and I can see how the reviewer thinks this way. I think the X7 is a great sounding device, but the Mojo is simply more technically superior in reproducing the music IMO. Better detail and more natural timbre from the Mojo. The X7 has a much wider, almost holographic soundstage, and is very detailed in its own right, just not as good as the Mojo.
 
Dec 30, 2015 at 1:06 AM Post #7,955 of 42,765
What shigzeo is talking about is hearing a difference with a sheilded 75 Ohm coaxial standard cable vs using a regular stereo interconnect like you pictured. As he says, at these very short lengths the difference should be minimal or inaudible. The plug pictured is a TRS plug (Tip, Ring, Sleeve). The Tip acts as the signal, the Ring acts as the ground and the Sleeve is ignored because there is no pin in the jack to make contact. The single ring plug is a TS mono plug that just has the Tip for the signal and the Sleeve for the ground. Same connection as the TRS plug in this application because, again, the sleeve is ignored on the TRS plug.

At these very short lengths you shouldn't hear any noise or feedback using a regular stereo interconnect.

I showed you it works well in this post that you replied to:

http://www.head-fi.org/t/784602/chord-mojo-the-official-thread-please-read-the-3rd-post/7785#post_12198631

The cable is dirt cheap so if it doesn't work you won't be out much and can order a proper coaxial cable for peace of mind if you want, but I heard no difference between the two.


Thank you so much for your patience with an idiot like me.

What should a coaxial cable look like thst I can use between dx80 and mojo
Like this?



This black cable came with dx80
 
Dec 30, 2015 at 1:32 AM Post #7,956 of 42,765
Thank you so much for your patience with an idiot like me.

What should a coaxial cable look like thst I can use between dx80 and mojo
Like this?



This black cable came with dx80


That's a coaxial 3.5mm to RCA adaptor. You need 3.5mm to 3.5mm. You can use an RCA to 3.5mm adaptor with that cable posted just recently here:

http://www.head-fi.org/t/784602/chord-mojo-the-official-thread-please-read-the-3rd-post/7920#post_12204449


If you want a proper 75 Ohm coaxial cable specifically for the DX80 to the Mojo you can have one made, like this one:

http://www.moon-audio.com/black-dragon-mini-coax-digital-cable-hifiman-player.html


Or just use what you've posted. It works and is much cheaper.
 
Dec 30, 2015 at 2:11 AM Post #7,957 of 42,765
I'm new to this hobby so maybe you guys can help me out. I'm reading a review of the iBasso dx80 paired with the chord mojo. The reviewer says:

"Now I have tried using the Chord Mojo with other devices like an iPhone 6S Plus or Huawei G8 but the DX80 and Chord Mojo produce knock out punches. Using this combo is like rediscovering your albums!"

I'm confused..... as I assume the Mojo is acting both as DAC and AMP. Shouldn't sound the same regardless of what source / data transfer you are using? (Assuming same mastering and bitrate)

For this same reason, I'm assuming the quality of USB/coax/optical cable you use to transfer the data to the mojo has no discernible influence on the final sound quality?

What am I missing? Please school me. It's hard for me to separate truth from anecdotal evidence.


You are not missing anything.
 
I have made a hobby out of using my Note 4 and trying to find a very good sounding and powerful low profile amp/dac and have gone through many. I would put my unit up against anything.
Period.
In the portable arena my very light and very large screen device can punch with anything that can go in a pocket.
 
Folks use more expensive hosts for many reasons...they own another thing, they are comfortable with it's gui and on and on but it is not needed.  Folks who insist otherwise without some qualifier like "IMO" or "YMMV" are reaching and overstating.
 
My Note is in Airplane mode and has no sim card and was rooted and de-bloated for the purpose of being a host.
If you do have a regular phone with lots of noise from cell/wifi etc...then that may be another story i cannot speak to. Then indeed, YMMV, etc etc
wink.gif
..I dunno really.
 
Dec 30, 2015 at 2:13 AM Post #7,958 of 42,765
That's a coaxial 3.5mm to RCA adaptor. You need 3.5mm to 3.5mm. You can use an RCA to 3.5mm adaptor with that cable posted just recently here:

http://www.head-fi.org/t/784602/chord-mojo-the-official-thread-please-read-the-3rd-post/7920#post_12204449


If you want a proper 75 Ohm coaxial cable specifically for the DX80 to the Mojo you can have one made, like this one:

http://www.moon-audio.com/black-dragon-mini-coax-digital-cable-hifiman-player.html


Or just use what you've posted. It works and is much cheaper.


I watched a video on moon audio and he explained at the end (mojo connection video) that the toslink offered better sound,

What toslink cable do I need for it to work with dx80?

How does one of those look like? Is it toslink on one end and 3.5m on the other? Or how?
 
Dec 30, 2015 at 2:18 AM Post #7,959 of 42,765
I watched a video on moon audio and he explained at the end (mojo connection video) that the toslink offered better sound,

What toslink cable do I need for it to work with dx80?

How does one of those look like? Is it toslink on one end and 3.5m on the other? Or how?


Better in the sense that it won't pick up EMI / noise / interference.

http://www.moon-audio.com/silver-dragon-toslink-form-fit-digital-cable.html


Yes, TOSlink on the Mojo end and 3.5mm on the dx80 end.
 
Dec 30, 2015 at 2:28 AM Post #7,960 of 42,765
Better in the sense that it won't pick up EMI / noise / interference.

http://www.moon-audio.com/silver-dragon-toslink-form-fit-digital-cable.html


Yes, TOSlink on the Mojo end and 3.5mm on the dx80 end.


Thank you sir, I appreciate your patience and extensive well detailed help to deal with the forums biggest idiot, me.

Now I'm trying to look for a very short (For stacking) toslink to 3.5m cable that is less than 30$.

And guess what... Of course an idiot like me can't find it
 
Dec 30, 2015 at 2:37 AM Post #7,961 of 42,765
Thank you sir, I appreciate your patience and extensive well detailed help to deal with the forums biggest idiot, me.

Now I'm trying to look for a very short (For stacking) toslink to 3.5m cable that is less than 30$.

And guess what... Of course an idiot like me can't find it


Please, no one is an idiot.. :)

The problem with optical is you really need to pay for quality or it will likely drop out or not have the bandwidth to play up to 24/192. With optical you really do get what you pay for. There is also Sys Concept located in Canada that's a little cheaper:

http://www.sysconcept.ca/product_info.php?products_id=349


Honestly, connecting with coaxial using the cable you have should be fine for you initially and I bet you'll love it. If you want to save for the optical cable then you have something to 'upgrade' to.
 
Dec 30, 2015 at 2:38 AM Post #7,962 of 42,765
Thank you sir, I appreciate your patience and extensive well detailed help to deal with the forums biggest idiot, me.

Now I'm trying to look for a very short (For stacking) toslink to 3.5m cable that is less than 30$.

And guess what... Of course an idiot like me can't find it

For a cheap and fast solution, or as a spare so as not to waste the one that came with your DX80, add one of these couple-of-bucks adapters to the RCA end of your DX80 cable. Then take your time to find your more esoteric custom cable.
 
Dec 30, 2015 at 4:41 AM Post #7,965 of 42,765
http://www.maplin.co.uk/p/35mm-gold-mono-plug-to-phono-socket-adapter-n86an
 

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