INTRODUCING

M30 G2

30kHz Measurement Microphone

INTRODUCING

M30 G2

30kHz Measurement Microphone

The Professional Reference Since 1995

For thirty years, audio professionals have relied on the Earthworks M30 for their most critical measurement work

Earthworks microphones provide me with more accurate data…I can rely on the information I receive from my traces.
Jose Lopez
I invested in 1 M23…only to purchase 4 more over time. Since then, I’ve exclusively used Earthworks and have found no reason to consider another brand.
Matt Price

I can be certain that my system analysis with the mics is consistently accurate and dependable

Kevin Madigan

From the Lab to the Arena

Trusted by engineers at every point in the signal chain, from loudspeaker design to system tuning and alignment on tour.

Accurate, Rugged and Reliable

Outstanding impulse response with a flat (+/- 1dB) frequency response from 5 Hz to 30 kHz, housed in a stainless steel body with hardened electronics.

FREQUENCY RESPONSE

POLAR PATTERN

Without Windscreen

With OMW2 Windscreen

PHYSICAL DIAGRAM

SPECIFICATIONS


Microphone Type
Pre-polarized condenser

Polar Pattern
Omnidirectional

Diaphragm Size
6 mm

Flat Frequency Range (+/- 1dB)
5 Hz to 30 kHz

1 kHz Sensitivity
-40 dBV/Pa (10 mV/Pa) +/- 2dB

Low Frequency Cutoff (-3dB)
≤ 3 Hz

High Frequency Cutoff (-3dB)
≥ 40 kHz

A-weighted Self-noise
23 dBA

Maximum SPL (3% THD)

  • P48: 140 dBSPL
  • P12: 133 dBSPL


Minimum Load Impedance

1 kΩ

  • P48 (48V Phantom Power): 7.2 mA
  • P12 (12V Phantom Power): 4.8 mA

Construction
Machined Stainless Steel

Dimensions (L x W)
7.0 x 0.85 Inches (177.8 x 21.8 mm)

Weight
0.3 lbs (0.14 kg)

Color
Silver

IP rating
IP54

  • Carrying Case
  • Calibration Chart
  • MC1 Microphone Clip
  • OMW2 Windscreen
  • ADP1 Calibrator Adapter
  • Mic Stand Thread Adapter

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