Symphonium Crimson - Impressions and Reviews (The Next Standard)

Sep 27, 2023 at 5:40 PM Post #166 of 570
Yes but what if the tips between the two IEMs are different and the Crimson tips are boosting treble in that area? That is a realistic circumstance that shouldn't be handwaved away IMO.

Furthermore, what about the measurement rig used? or the compensation/target? or other conditions like any additional post-processing? Do ya know what any of those things look like?
Sorry but i dont believe any of this. The bass, midrange and even higher midrange look quite ok (still nothing special) so everyone can see where the problem lays. I think that the Crimson has horribly tuned trebles and im probably right. If not and this graph shows a different iem or it shows the Crimson with some specific very treble heavy tips/no proper isolation than i will apologize.
 
Sep 27, 2023 at 5:41 PM Post #167 of 570
I honestly dont think any tips can fix this. These arent moderate peaks and dips, this is heavy stuff lol.
I spent a lot of time with Crimson over the weekend. I A/Bed it against my usual listening. A12t, UERR, Helios SE and Annihilator 2023. Between all of them the peaks and peaks were very much dependant on the tips I used. When I use the velvet tips I found some harsh peaks at 9k and 16k. When I switched to Coreir brass their was a larger dip at around 7-9k that brought it much close to linear. The interesting thing was that when I measured them on my 711c, the dips and peaks I noticed were not on the graph. I think using the 711c as evidence of peaks and dips post 5khz (honestly maybe lower) is a fools errand. The peaks and dips move based on variables like insertion depth, bore size, nozzle angle tip material, ear anatomy etc. It goes on.

I don't think audio science has advanced enough for a $100 coupler for Aliexpress to accurately portray the really high range treble that you're looking at. We can get broad strokes, but we need to use our ears in combination to validate the data these tools give us.
 
Sep 27, 2023 at 5:46 PM Post #168 of 570
I spent a lot of time with Crimson over the weekend. I A/Bed it against my usual listening. A12t, UERR, Helios SE and Annihilator 2023. Between all of them the peaks and peaks were very much dependant on the tips I used. When I use the velvet tips I found some harsh peaks at 9k and 16k. When I switched to Coreir brass their was a larger dip at around 7-9k that brought it much close to linear. The interesting thing was that when I measured them on my 711c, the dips and peaks I noticed were not on the graph. I think using the 711c as evidence of peaks and dips post 5khz (honestly maybe lower) is a fools errand. The peaks and dips move based on variables like insertion depth, bore size, nozzle angle tip material, ear anatomy etc. It goes on.

I don't think audio science has advanced enough for a $100 coupler for Aliexpress to accurately portray the really high range treble that you're looking at. We can get broad strokes, but we need to use our ears in combination to validate the data these tools give us.
This can be the case but when i see something like this, i already know there will be problems in treble area, at least to my very sensitive ears.
Will not spoil the thread anymore, i wish everyone fun with these.
 
Sep 27, 2023 at 5:53 PM Post #170 of 570
What gain do yall use for the crimson? my big boy needs my a90d on highgain at 40 for it to open up sounds amazing <3
 
Sep 27, 2023 at 6:02 PM Post #171 of 570
This can be the case but when i see something like this, i already know there will be problems in treble area, at least to my very sensitive ears.
Will not spoil the thread anymore, i wish everyone fun with these.
I've had mine for over a week. I blind purchased as I often do, but got a bit nervous about the treble after seeing graphs while I was still waiting for them to ship. For me, they don't sound as bright as they graph. In fact, I wouldn't even call them bright. It rides the line without ever crossing it, at least for me. I think there are reasons why that's the case for me... balance of the entire frequency response, listening level, tips, and possibly my age.
 
Sep 27, 2023 at 6:10 PM Post #172 of 570
And I am genuinely curious why manufacturer and some individuals here are so sensitive to what seems like standard spec disclosed by all IEMs makers.
Does impedance matter, does sensitivity matter? 🤷‍♂️
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You didn’t answer our question…

We have disclosed our impedance and sensitivity as seen above, so I’m not really sure where this is coming from.

It seem you’re fine with other manufacturers but have something particularly against Symphonium and this model. Did we do something to you? If so, let us know how we can improve next time.
 
Sep 27, 2023 at 6:20 PM Post #173 of 570
I agree. At Low gain at around 48-52 its at listening levels for me however if i switch to high gain i can hear the benefits the crimson has.
 
Sep 27, 2023 at 6:28 PM Post #175 of 570
You didn’t answer our question…

We have disclosed our impedance and sensitivity as seen above, so I’m not really sure where this is coming from.

It seem you’re fine with other manufacturers but have something particularly against Symphonium and this model. Did we do something to you? If so, let us know how we can improve next time.
Drivers configuration is the same level of importance as impedance and sensitivity, that was my main point, withholding this information as to "trust your ears" is just anti-consumer, same as not saying what engine the car you are buying is using.
Just shady, bad taste in the mouth sales tactic.
Feel free to see it different way, we are all entitled to our own opinions. Good day.
 
Sep 27, 2023 at 6:30 PM Post #177 of 570
My launch edition is supposed to arrive two hours ago. Guess the delay is a norm in the Bay Area, but I can’t wait anymore, lol
the wait will be worth it. it makes me just dance lol
 
Sep 27, 2023 at 6:31 PM Post #178 of 570
Drivers configuration is the same level of importance as impedance and sensitivity, that was my main point, withholding this information as to "trust your ears" is just anti-consumer, same as not saying what engine the car you are buying is using.
Just shady, bad taste in the mouth sales tactic.
Feel free to see it different way, we are all entitled to our own opinions. Good day.
From what I read, their decision is in fact based on the observation that # of drivers is not so important in terms of sound quality. I’m fine with a racing car with a single cylinder rocket engine. Or I’m not…
 
Sep 27, 2023 at 6:39 PM Post #179 of 570
Drivers configuration is the same level of importance as impedance and sensitivity, that was my main point, withholding this information as to "trust your ears" is just anti-consumer, same as not saying what engine the car you are buying is using.
Just shady, bad taste in the mouth sales tactic.
Feel free to see it different way, we are all entitled to our own opinions. Good day.
I believe their intention is to have people listen to Crimson and their IEMs and make decisions based off of their listening experience rather than just relying on driver counts or graphs which do not tell the full story. Now if they explicitly told customers to blind buy then that's a different story but I don't see that happening here so I'm not sure that you categorize it as "Just shady, bad taste in the mouth sales tactic." I've listened to my fair share of many IEMs in my short time in the hobby and I don't think most of what I hear can always be extrapolated from graphs or driver count or driver configuration.
 

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