Overview:The Audiofrog BHM-1 binaural head microphone includes pre-polarized condenser microphones mounted in the ears. Microphones are matched to within 1.5dB. Electronics mounted in the base allow for connection to consumer recording devices, cameras, stereo soundcards with microphone inputs or professional audio interfaces. Consumer level stereo output preamp is powered by a 9V battery. Can be mounted to a mic stand or a gimbal for easy stationary recording of live events or mobile field recording. Features:• 3-D printed head with microphones integrated into the ears• Blocked canal design (provides best recording appropriateness over headphones)• 20Hz-20kHz Omnidirectional Pre-Polarized Condenser Microphones• Microphones selected as pairs matched to within 1.5dB• Captures spatial attributes of audio recording easily without software rendering • Can be attached to mic stand or gimbal (mic stand adapter included)• On-board preamps located in the base connect to nearly any recording device• Audio preamp powered by 9V battery (included)• Completely documented head related transfer function (HRTF). Curves included in the user guide and available as text data files for download• Suitable for professionals, educators and students, amateurs and hobbyists Specifications: • Microphone Element Type: 6mm pre-polarized condenser (electret)• Microphone Element Pattern: Omnidirectional• Microphone Element Sensitivity: -42 +/-3dB• Microphone Element Frequency Response: 20Hz – 20kHz, +2 to -2dB• Bias Voltage for Separate 3.5mm Outputs: 2V-9VDC• Maximum Output Voltage for 3.5mm Stereo Output: 2V• Battery for Stereo Preamp Output: 9V• Expected Battery Life: 100 Hours• Phantom Power: 48V• Micstand Adapter: ¼” 20 thread, 5/8” to ¼” adapter included
