VinylHanger
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I have an old pair of Stax SR-3 headphones at the house. I can't get at them right now and am wondering if anybody knows how many pins they have? I'm surfing the bay looking for an amp unit.

Heh heh. No no, just inviting fellow Staxenistas over to where the Stax are jumping and the mineral wool is high. Also riffing on the almost total lack of headphonery here on AK, which is as it should be. It's not the specialty of the house, and you have to be special to enjoy headphones.willhowl said:So,wualta, are ya jealous,...........or what?
You've got Stax's first attempt to market an electret-diaphragm electrostatic. Your adapter box is the dark brown SRD-4, with transformers similar to the ones in the SRD-6 box (but see Spritzer's comment on this below). The 44s need EQ to sound flat, but they should take a good amount of boost gracefully.willhowl said:Mine are SR-44, 1975- unsure of "driver" box model-very clean condition-gotta dig 'em out!

Dang, somebody's gonna tell you headphone guys to get a room, and fortunately there is one, at www.head-fi.org.
SEE the neverending Stax thread that wouldn't die!
HEAR some of the craziest theories about insulation and wire you ever heard, stuff that beggars any attempt to satirize it!
But you'll have the chance to immerse yourself in all things Stax. I regularly send Staxers over here to learn about vintage amps to drive their SRD-7s and other transformer boxes. So you might as well return the favor. You won't believe this, but over there folks struggle to get just a few watts of clean power. While you're teaching them about affordable power, you'll learn more than you ever wanted to know about 5 and 6 pin Staxen.

Well it looks like I won an SRD-5 amp for 37 bucks free shipping. Hopefully it is working and gets here quick. I'm excited to say the least.
Damn, you did good!!
I've got a set of garage sale 5 pin SR-30s here I want to check out, but no box! :thumbsdn:
Let us know how you like them. I use a set of Grado SR-80s, but rarely listen to them much and I womder on the Stax compare????
Then you might have to do some fancy footwork to explain the very different bass distortion specs, not to mention the different tolerances for frequency response.spritzer said:The SRD-6 and SRD-7 are the same internally..
If you can ever find one. Note that he's talking about a dedicated tube direct-drive amplifier, not just a transformer box.spritzer said:The best thing you can find to drive that SR-3 is the amp designed for it, the SRA-3S. Synergy to die for.
Not to nitpick, but remember that the SRD-4/5/6/7 are all passive boxes with step-up transformers inside.Well it looks like I won an SRD-5 amp for 37 bucks free shipping. Hopefully it is working and gets here quick. I'm excited to say the least.