DPA seems to be one of the mics everyone who does a LOT of live playing go to. Jeff Coffin uses them with the DMB. They are everywhere. MusicTech Magazine had an interesting article about how the microphones are made. Worth a look at.
DPA originated back in 1992, when two employees at the sound and vibration measurement company Brüel & Kjær, Ole Brøsted Sørensen and Morten Støve, left the company to found ‘Danish Pro Audio’, transforming the technical ideas fostered at their former place of work into incredibly accurate and clear pro-audio microphones, including the well-regarded 4060 omni.