Here is my first headphone amp build.  It's based on the TangentSoft tutorial and related articles.  It's using an OPA2132A and other than using bigger caps and a gain of ~5 it pretty much follows the "stock" Tangent design.  There's a couple issues (largely because of the big caps) but overall...

Happy Birthday!  My SR-80 headphones were my first and still my favorites.  

Quote:   That's the scary part.  If they're willing to clone a $25 amp, they'll clone anything.  Seems we can't be too careful these days.

  Quote:   I use lead solder, Sn63/Pb37 mix with flux already in it.  The stuff I've been using lately (which I find to work really well) is from MG Chemicals.  It's 2.2% flux.  For times I need to resolder, etc. I use a flux pen which is quite a handy thing to have.

  Quote:   I've got all the bits an pieces in set of small plastic drawers.  I have an apt. so I do my soldering at my desk in the living room.  Gotta keep things tidy for when the womenfolk are over.

  Quote:   I have an Audio-Technica AT-PL120 turntable which has selectable line-level output built in, which has made it handy for me to hook up to my stereo equipment (none of which has a phono input).  The new version AT-LP120 has built-in USB in addition to the line-level output and...

I wish I had a dedicated area for soldering, but don't have enough room.  Someday.  So everything stays inside a crate.     Hakko FX-888 soldering station

Funki Porcini - Fast Asleep

  Quote:     Great information - the GrubDAC looks really cool.  I've been wanting to do an SMD kit, might have to grab one myself.

  Quote:   Radiohead + Grados = bliss!

  Quote:   All better, thank you sir.

  Quote:   I've had a few good deals, so I can't complain.  But nothing like a Technics turntable!

  Quote:   Good choice!

System of a Down's first album.  Played it a lot when I was a teenager, not as much these days.  Still fun sometimes :-)

I wonder if I have the same issue.  When I go to my profile, I do not have the "Your Forum Signature" section.