Quote Originally Posted by Suhnton
The GenaralGuitarGadgets (GGG) schematic uses 2SC1815's. I think they are the same pinout configuration.
No, they're not. 2SC1815's have the collector pin in the middle position:

http://www.datasheetcatalog.org/data...oshiba/964.pdf

MPSA18's are the same pinout as the 2N3904's, but much higher gain.