
SPECIFICATIONS
12
musikelectronic geithain GmbH
ML 811K1
7
Specifications
General
Active 3-way reference monitor for listening distances between
3 m (9′10″) and 8 m (26′3″)
Maximum SPL
from 100 Hz ... 6 kHz
118 dB ... 127 dB
/ r = 1 m (3′3″) (4
π
)
121 dB ... 130 dB / r = 1 m
(3′3″)
(2
π
)
Bandwidth
28 Hz ... 20 kHz ±3 dB
Calibration:
Acoustic output level / P
E
=
−
14 dBu
95 dB / r = 2 m (6
′
7
″)
Directivity index
from 100 Hz ... 10 kHz
increasing from 5 dB to 14 dB
Inherent noise sound level
≤
7
dB (A) / r = 1 m (3′3″)
Total harmonic distortion
measured at 100 dB
SPL
/ r = 1 m (3′3″)
from 100 Hz ... 10 kHz
≤ −
45 dB
Nominal input level
+6 dBu (adjustable)
Input impedance
≥
10 k
Ω
RC balanced
Electronic crossover frequencies
550 Hz and 2.1 kHz
Nominal output power of the amplifier
LF
MF
HF
1,500 W / 8
Ω
800 W / 4 Ω
800 W / 4 Ω
Input connector of the speaker
Neutrik Speakon NL8 MPR
Input connector of the amplifier
Analogue XLR 3F or optional XLR 3F AES EBU
Output connector
of the amplifier
Neutrik Speakon NL8 MPR
Drive units
Woofer
Mid-range unit
Tweeter
1×
400 mm (16″) cone
1×
260 mm (10″) cone
4×
25 mm (1″) dome
Operation indicator
of the amplifier
Display blue
Level and clipping indicator
Green LED chain at amplifier / limiting red
Power requirements
85 V ... 265 V, 50 Hz ... 60 Hz
Power consumption
50 VA when idle
max. 1,100 VA at full load
Mains connection
Neutrik Powercon NAC3 MPA-1
Protection class
Protection class 1
EMV conformity
EN55103-1 Emission Class A
EN55103-2 Immunity
Environmental conditions
for use
for storage
humidity
+15 °C ... +35 °C (+ 59 °F ... +95 °F)
−25 °C ... +45 °C (−13 °F ... +113 °F)
45 % ... 75 %
Connection cable
Loudspeaker –
amplifier
Speakon NL8; shielded cable
Standard length 3 m (9′10″); other lengths on request