Earthworks M30BX Owner's Manual

Technical Support

Should you have any questions regarding 

your M30BX microphone please contact us:

e-mail: Support@EarthworksAudio.com

phone:  1-603-654-6427, ext. 20 

(9 a.m. – 5 p.m. ET)

For warranty and product return/exchange 

information please refer to the back of the 

enclosed Calibration Chart.

Electronic Calibration Files

Electronic Calibration fi les are available for 

your individual microphone, should you 

need to calibrate your specifi c microphone 

to your measurement software or system. 

To obtain an electronic calibration fi le  for 

your microphone call 603-654-6427, ext 

14. You will need to provide your micro-

phone model and serial number. The cost 

is $50 which can be paid with a credit card.  

Once purchased, the electronic calibration 

fi le will be sent to you via email as an at-

tachment. If you have any questions, please 

call the above listed phone number or email: 

sales@earthworksaudio.com

Earthworks, Inc.

37 Wilton  Rd.

Milford, NH 03055 USA

Phone: 1-603-654-6427

Fax: 1-603-654-6107

http://www.EarthworksAudio.com

Made in U.S.A.

M30BX Measurement

Microphone

Owner’s Manual