Earthworks M30BX User Manual

Technical Support

Should you have any questions regarding
your M30BX microphone please contact us:
e-mail: Support@earthworksaudio.com
phone: (603) 654-2433, ext. 119
(9am – 5pm ET)
For warranty and product return/exchange
information please refer to the back of the
enclosed Calibration Chart.

FIFTEEN-YEAR WARRANTY

All Earthworks products (excluding acces-
sories) carry a fifteen-year limited warranty
(parts and labor). If you have any problems
with your Earthworks products, please con-
tact our warranty/repair department by
email at: returns@earthworksaudio.com or
by telephone at (603) 654-6427, Ext. 119.

Electronic Calibration Files

All Earthworks Measurement Micro-
phones purchased after July 1, 2012 will
have ECFs available at no charge. Simply
register your new measurement micro-
phone within 30 days of purchase on our
website.
Once your Measurement microphone has
been registered in our database, we will
send you your ECF to the valid email ad-
dress provided in your registration. If you
have any questions you can email us at
sales@earthworksaudio.com or reach us
by phone at 603-654-6427 ext. 114.
Earthworks, Inc.
37 Wilton Rd.
Milford, NH 03055 USA
Phone: 1-603-654-6427
Fax: 1-603-654-6107
earthworksaudio.com
Made in U.S.A.
Printed in U.S.A.