I've used Alps RK27, Goldpoints and stepped relay attenuators in my builds. I would say don't use anything lesser that the Alps RK27.

Quote: True, other options are available, but this is what the owner wanted. Keeping it simple was also a concern.

Quote: If I tapped i2s I wouldnt be able to use the SPDIF mux. I also wanted to be able to remove the m2tech and use it for other applications.

Quote: I've noticed in some situations that a ground loop breaker can mess things up with the signal lock.

Quote: Do not use the switch in your link because its a momentary switch. You will cut the power as soon as you let go.

This is a Buffalo II build I did for a friend:        

Quote:   I've built one B22/S22 combo with four transformers in it and I didn't hear any hum.

Quote:   I can make them if you want. The drawings from Hifi2000 are a bit sketchy, but i could give it a go.

New additions 2012-05-09: Pesante Dissipante 4U front: https://docs.google.com/open?id=0Bw7Hr91Jz0_aZFA3cDhDQXZEUXc Pesante Dissipante 4U back: https://docs.google.com/open?id=0Bw7Hr91Jz0_aMmJHZWQ3QWl5RzQ Pesante Dissipante 5U front...

Quote: Check under the section "other options"

New Additions: Hifi 2000 chassis panels: Galaxy GX14X front: https://docs.google.com/open?id=0Bw7Hr91Jz0_aTmEwdVcxRmNCd3M Galaxy GX14X back: https://docs.google.com/open?id=0Bw7Hr91Jz0_aZi1ucHJuSWVPNzQ Galaxy GX24X front...

  Quote:   Fixed. I did some cut and paste and I didn't check them after i posted. Thanks.

AMB S22 https://docs.google.com/open?id=0Bw7Hr91Jz0_aUFZQYVlwSW9WOG8

I just did a few layouts of pcb boards in Front Panel Designer and I though I should share: Twisted Pear Audio Buffalo II https://docs.google.com/open?id=0Bw7Hr91Jz0_aXzRsLVdVR2hjYkk Twisted Pear Buffalo III https://docs.google.com/open?id=0Bw7Hr91Jz0_aUkxLRkt4SWNWSEU Twisted Pear...

Quote: +1 on that :)