Microtech Gefell M300 Microphone Stereo Matched Set Cardioid Pencil Condenser Microphone The M300 is Gefell’s small-diaphragm FET condenser, aka “pencil condenser.” It provides a fixed cardioid pattern and compact size for ease of placement. Frequency response is flat from 100Hz to 2kHz, then exhibits a gentle rise to +3dB around 10kHz. -3dB points are at [...]