Earthworks QTC30 User Manual

Technical Support
Should you have any questions regarding your
QTC30 microphone please contact us:
e-mail: Support@earthworksaudio.com
phone: (603) 654-2433, ext. 19
(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 tele-
phone at (603) 654-6427, Ext. 19.
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.

Earthworks QTC30 Specifications

Frequency and Sensitivity

frequency response	6Hz to 30kHz +1/-3dB
sensitivity	36mV/Pa (Typical)
peak acoustic input	140dB SPL

Power Requirements

power requirements	24-48V Phantom, 10mA

Output and Impedance

output	XLR-3
output impedance	65Ω, balanced between pins 2 & 3
minimum load	600Ω between pins 2 & 3

Noise and Dimensions

noise	20dB, A equivalent
dimensions	165 x 22 mm (6.5 x .860 in.)
weight	160g (.3lb)