Beyerdynamic MM1

Description

Main Specs

• Type: Back-electret condenser measurement microphone
• Polar Pattern: Omnidirectional
• Operating Principle: Pressure transducer
• Frequency Response: 20 Hz – 20 kHz
• Calibration Tolerance:
  • approx. ±1.5 dB from 50 Hz – 16 kHz
• Sensitivity: 15 mV/Pa (-36.5 dBV)
• Nominal Impedance:
  • newer revision: 160 Ω
  • older listings: 330 Ω
• Recommended Load Impedance: ≥ 2.2 kΩ
• Max SPL:
  • around 122–128 dB SPL depending on revision/spec sheet
• Self Noise:
  • approx. 26–28 dB(A)
• Phantom Power Requirement: 12V – 48V
• Connector: 3-pin XLR male
• Weight: about 73 g
• Length: about 139 mm
• Capsule Diameter: 9 mm