number1sixerfan
Headphoneus Supremus
Subjective listening preferences will always come into play at the end of the day. I'll leave the engineering part of this to those who are qualified. Regarding reasons for not getting an electrostat, #1 is probably the main reason even though it's not fully true (power amp + energizer).
Also the reputation about electrostatic bass in headphones is about as true as planars always having upper mid recession, meaning it is not true and there are examples of it. The SR-009 and SR-007 bass response is much flatter than the vast majority of dynamic headphones. Perhaps they'll never be as flat as the flattest planar bass response there is, I haven't seen VOCE or X9000 or CRBN measurements.
The SR-009's bass impact, when well driven, outclasses most dynamic headphones I've heard as well as plenty of planars, but I was able to destroy this when using a warm, slow sounding yet expensive DAC. System matters so much with high end electrostats. I had both the SR-009 and LCD-4 and preferred SR-009 bass overall, due to the clarity making such a big difference even in the low frequencies (at the cost of sub bass presence). SR-009 bass impact was much higher than the HiFiMan HE-6, HE-560 v2, HE1000, HE1000v2, Sundara, every HiFiMan I've heard.
Here's hoping I'll get to audition the CRBN and SR-X9000. I'll never buy either but I can't shake the curiosity.
If we're talking accuracy/quality of bass, that's one thing.. but if we're talking impact and perceived quantity it's absolutely another. I have a very high end system that I've used with a variety of stats, and an older system that I used years ago. Overall, and in general, Stats' bass leaves something to be desired in comparison to dynamics and planars. And most people here justifiably share that opinion.
Now, for example, if you're in the camp that believes that the Sennhesier HD800 has great bass, which many here will argue, then yea I can see someone saying the 009 or stats outclass other headphones bass wise, because of listening preferences. But to most people's ears that simply is not going to be the case. And it's a big reason that a lot of people that have owned the 009 on world class systems eventually moved on from it, despite loving everything else about it. (just to add, the 009 does have decent mid-bass impact, and I've acknowledged that before)
For the record, personally, I love the 009. It was my favorite headphone easily before acquiring the SGL Sr.
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