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One-Year Limited Warranty
Audio-Technica microphones and accessories purchased in the U.S.A. are warranted for one year from date of
purchase by Audio-Technica U.S., Inc. (A.T.U.S.) to be free of defects in materials and workmanship. In event
of such defect, product will be repaired promptly without charge or, at our option, replaced with a new product
of equal or superior value if delivered to A.T.U.S. or an Authorized Service Center, prepaid, together with the
sales slip or other proof of purchase date.
Prior approval from A.T.U.S. is required for return.
This warranty
excludes defects due to normal wear, abuse, shipping damage, or failure to use product in accordance with
instructions. This warranty is void in the event of unauthorized repair or modification.
For return approval and shipping information,
contact the Service Department, Audio-Technica U.S., Inc.,
1221 Commerce Drive, Stow, Ohio 44224.
Except to the extent precluded by applicable state law,
A.T.U.S. will have no liability for any consequential,
incidental, or special damages; any warranty of merchantability or fitness for particular purpose
expires when this warranty expires.
This warranty gives you specific legal rights, and you may have other rights which vary from state to state.
Outside the U.S.A., please contact your local dealer for warranty details.
Form No. 0309-9504-00-B/W P50884
© 1996 Audio-Technica U.S., Inc. Printed in U.S.A.
Audio-Technica U.S., Inc., 1221 Commerce Drive, Stow, Ohio 44224
Audio-Technica Limited, Old Lane, Leeds LS11 8AG England
Element Fixed-charge back plate
permanently polarized condenser
Polar Pattern Cardioid (Unidirectional)
Frequency Response 40-20,000 Hz
Low-frequency Roll-off 150 Hz, 6 dB/octave
Open Circuit Sensitivity –43 dB (7.0 mV) re 1V at 1 Pa*
Impedance 200 ohms
Maximum Input Sound Level 138 dB SPL, 1 kHz at 1% T.H.D.
Dynamic Range (Typical) 111 dB, 1 kHz at Max SPL
Signal-to-noise Ratio
1
67 dB, 1 kHz at 1 Pa*
Switch Flat response, low-roll-off (recessed)
Phantom Power Requirements 9-52V DC, 2 mA typical
Weight 4.2 oz (120 grams)
Dimensions 15.83" (402.0 mm) to 18.39" (467.0 mm) long,
0.48" (12.2 mm) head diameter,
0.83" (21.0 mm) base diameter
Output Connector (Power Module) Integral 3-pin XLRM-type
Accessories Furnished AT8102 two-stage foam windscreen;
AT8616x locking ring/isolator;
element adapter (for C/H/O/SC elements)
Optional Interchangeable AT853H-ELE hypercardioid (100°)
Elements AT853ML-ELE MicroLine
(90°)
AT853O-ELE omnidirectional (360°)
AT853SC-ELE subcardioid (170°)
†In the interest of standards development, A.T.U.S. offers full details
on its test methods to other industry professionals on request.
* 1 Pascal = 10 dynes/cm
2
= 10 microbars = 94 dB SPL
1
Typical, A-weighted, using Audio Precision System One.
AT915QMRx/C Specifications
†
AT915QMRx/C
A
B
C
3
x
1
2
0
˚
FRONT
A. Drill
1
/
16
" (1.5 mm) pilot holes
3 places on 1
1
/
2
" (38 mm) circle
B. 1
1
/
8
" (28.6 mm) thru-hole
for cable clearance
C. Outside edge of flange,
2.13" (54 mm) diameter
Mounting Template
(Actual Size)
Polar Pattern
Dimensions
200 Hz
1 kHz
5 kHz
8 kHz
LEGEND
SCALE IS 5 DECIBELS PER DIVISION
90
60
120
30
150
210
240
270
300
330
180
0
15.83"
402.0 mm
23.0 mm
0.91"
12.2 mm
0.48"
80.3 mm
3.16"
21.0 mm
0.83"
18.39"
467.0 mm
TO