Realistic PZM 33-1090b Pressure Zone Microphone 33 1090b for sale online | eBay
What is the use of Boundary/PZM Microphones? | Martin Mitchell's Microphones
PZM!: The inexpensive mic that can do a lot! | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.