-rowan-
1000+ Head-Fier
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I took a bit of time tonight to try out a few cables with the Impacts.
After trying out some of the other cables I came to the conclusion that the white Obsidian cable adds a unique forward textured sound to the Impacts but at the cost of stage and space the Impacts are capable of. Obsidian adds a richer tonal character and pushes the mids forward adding more body to the stock sound of the Impacts, which already has plenty of mids emphasis in the balancing in the first place. This causes the mids to be more focused for the impacts than the rest of the sound. Once you add some silver in a different cable the stage opens up.
Tried both the Mix and OS849. Both clearly gave a wider more technical leaning sound. I was surprised with how good the OS849 cables sounded on the Impacts. Clearly throws out a greater sound expansion from the Obsidian cable while still retaining most of the characteristics of the Obsidian cable. OS849 has a lot of material for its make up and has nice thicker plating of silver over its copper cores. Folks that are worried about loosing any bass, it does not lose any of the bass at all with the OS849 cable. But adds a more substantial spacial element of sound over the Impacts signature. Its not just the mids and bass that are the focus anymore. The Impacts are better balanced with this cable and it gives better Stange expansion and a greater sense of depth as well. This cable is not as warm sounding as the Obsidian but that might be a good thing. Actually, makes the Impact tonal qualities sound a bit more neutral vs the slightly warm leaning Obsidian influence. So in the OS849 your giving up a touch of mid focus but you get a better balanced spacial element with a wider stage with a more neutral tonal character which clearly makes up for a slight loss of richness from the Obsidian cable. There is absolutely zero loss of dynamics at all if anything it brings the treble slightly forward and ends up sounding better balanced. Very good match up. Not to mention costs less than the Obsidian.
Mix on the other hand. While the mids are not as forward as either the Obsidian or the OS849 cable. It highlights the treble focus to be a touch more forward even over the OS849 adding some extra sizzle and air to the treble notes. Also seeing an expansion of stage vs the Obsidian cable. Stage expansion is very similar to the OS849 but now we have a slightly sharper imaging for the sound vs both of the other cables due to the pure silver cores in the Mix. But the surprising aspect of the Mix on the Impact is that it also does not lose much of the bass end here as well. The OS849 gives a bit meatier spacious sound the Mix gives a slightly more technical sound with better imaging out of the 3 cables. Better sound separation and air vs the other two, almost makes the Impacts sound like a mild V shaped tuning vs the other two.
Listening to the 0S849 cable again. Very surprised just how good this cable makes the Impacts sound. You figure it would take a much more expensive cable but sometimes a simple SPC cable does the job. I think what I like about the OS849 and how it effects the Impacts is that it gives a grander balanced sound experience over the stock cable. As much as I like the Obsidian which brings a unique mid forward sound to the Impacts. I would have personally chosen the OS849 with a few gold plated cores in it. Call it the OS849 special and threw that on the Impacts instead. This is the cable to get folks and considering just how expensive a nicer set of SPC cables are.
I have always had a soft spot for the OS849. And what you know, it don't cost an arm and a leg. I know this hobby can be expensive and the Impacts are not a cheap IEM. but just know you don't have to spend much to upgrade the sound of the Impacts. It exists in the OS849, so my initial thoughts of an SPC cable pairing extremely well with the Impacts seemed to be correct. Even if you guys don't own the Impacts and you want a cable that will work well with everything you have the easy upgrade would be the OS849. I rate the OS849 cables one of the all-time greats for Penon. Everyone needs a set of OS849 in your collection. Stunning on the Impacts.
That’s a resounding vote of confidence for the OS849!
The OS849 is a Penon classic. I’ve had it for something like 6 going on 7 years now, which practically makes it a dinosaur in headfi years, and it’s one of only two cables from the time that I still use (the other being the OG Leo). Meaty yet spacious is exactly right. It is more forward, brighter and more energetic in the midrange (both compared to stock as well as ARS100, the cable I’m currently using). It won’t be the most resolving or refined cable for the Impact, but as a baseline it does so much right. I’ve used it with so many of my IEMs over the years.