Yes mine will start up ok after being off for a long time, but within 3-4 mins the right channel has dropped off significantly. I can compensate with the volume control on the amp, but then the sound will distort in the right channel in loud passages. I'll test them on another amp, but will most...

Hi anakchan I bought them through pricejapan, and no it's not looking hopeful for another stax setup in perth. I'm in melbourne for 3 weeks now, and have brought the 407s with me to test with a different amp at dealer. Btw, the noise seems to have cleared up now, but the right channel is now...

Hi dukeskd Its kind of a high frequency whistling/hissing/static noise. Only in the right channel, and it seems to be affected by head movement or pressure/contact. Sometimes it's absent for long periods, other times constant. When present, it's unaffected by changing the volume on the amp...

Hi everyone, I'm having some whistling noise issues with my Stax 407 headphones. I've sent them back to Japan for repair and they found nothing, but the noise remains. Given the nature of the noise I strongly felt the problem was in the phones, but perhaps it's in the 323s driver unit? Anyway...

Thanks for the replies everyone, dust seems like the likely explanation so I'll have to send them back to Japan I guess. BTW is there anyone out there in Perth, Australia with a Stax amp I could plug into, just to eliminate a problem with my 323s?

Hi everyone, this is my first post. I've just received my sr407s, with 323s. I love the sound, but am having a problem with some static noise in the right channel. It sounds a little like whistling or fizzing, and comes and goes. Sometimes the phones are silent and seem fine. It was quite hot...