Responses from mryder

Metrum Acoustics closed?
According to their latest updated website, Metrum Acoustics is reopening in August with a new lineup of equipment and full support for all past Metrum Acoustics products.  
Question for Van Alstine hybrid amp owners
I have a Van Alstine 550 EXR and have rolled many tubes through it. While several 12AT7/6201 tubes do have that characteristic "rough" upper midrange, a few do not. Telefunken 12AT7: most of the Telefunken tubes do not have a rough edge (I had one...