F
REQUENCY
R
ESPONSE
& P
OLAR
P
ATTERN
This polar pattern and frequency response curve (measuring distance ± 2.5 dB) correspond to a typical production
sample for this microphone.
W
IRING
D
IAGRAM
Positive pressure produces positive voltage on red
lead / pin 2 (+).
Photos are non-contractual. Contents subject to change without notice.
Frequency response ± 2.5 dB
0 dB 2.5 mV/Pa
OPUS 69
=
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beyerdynamic)))) Opus 69
T
ECHNICAL
S
PECIFICATIONS
Transducer type . . . . . . . . . . . . . . . . Dynamic
Operating principle . . . . . . . . . . . . . Pressure gradient
Frequency response
Close miking. . . . . . . . . . . . . . . . . . . 35 - 16,000 Hz
Distant miking . . . . . . . . . . . . . . . . . 95 - 14,000 Hz (measured at 1 metre)
Polar pattern . . . . . . . . . . . . . . . . . . Supercardioid
Rear attenuation at 1 kHz . . . . . . . > 22 dB at 140°
Open circuit voltage
at 1 kHz (0 dB = 1V/Pa) . . . . . . . . . . 2.5 mV/Pa ± 1,5 dB = -52 dBV
Magnetic field suppression. . . . . . . > 20 dB at 50 Hz
Nominal output impedance . . . . . . 290
Ω
Load impedance . . . . . . . . . . . . . . .
≥
1000
Ω
Diaphragm . . . . . . . . . . . . . . . . . . . . Hostaphan
®
Connection . . . . . . . . . . . . . . . . . . . . 3-pin XLR male
Dimensions . . . . . . . . . . . . . . . . . . . . Length:
180 mm
Shaft diameter:
25/31mm
Head diameter:
45 mm
Weight without cable . . . . . . . . . . . 320 g
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