E35
MFE-212
PA-24FR
Base_DE_001-176.qxd 28.01.2014 14:44 Uhr Seite 35
AMPLIFIERS
PA Technology 2014
Feedback Controllers
Order No. 25.4520
Stereo DSP feedback controller
• Prevents acoustic feedback appearing in
PA systems
• 12 steep-edged precision notch filters for
each stereo channel
• Editable filter parameters (supplied with
software)
•4factory presets, 16 userpresets
• Mono operation or 2-channel operation
possible
• AD/DA resolution: 24 bits
Model MFE-212
General information
Frequency range 20-20,000 Hz
Inputs 2.2 V max.
Outputs 2.2 V max.
S/N ratio > 90 dB
THD < 0.01 %
Power supply 230 V~/50 Hz/20 VA
Admiss. ambient temp. 0-40 °C
Dimensions 482x44x193 mm, 1 RS
Weight 2 kg
Inputs
Mic/line 1 x XLR L/R, bal. (line)
1x6.3 mm jack L/R (line)
Foot pedal -
Outputs
Mic/line 1 x XLR L/R, bal. (line)
1x6.3 mm jack L/R (line)
• 45 dB attenuation (withgradual reduction
in variable mode)
• Optionallycontinuous signal monitoring
(auto notch) or manual setting of the
required filters (manual notch)
•Backlit 2 x 20 dot matrix display
• Adjustable input level and output level
• Bypass function
• Clip LED
•Balanced inputs and outputs: XLR and
6.3 mm jack
• USB A port
•MIDI input and output
• 482 mm (19") rack installation, 1 RS
Order No. 17.2580
2-channel anti-feedback controller
• Efficient protection against acoustic feed-
back due to frequency shift method
• Selectable frequency shift 3-15 Hz,
adjustable in 13 steps via DIP switches
•Integrated noise gate (mute when input
level is too low)
•Bypass function
•LED display for operation, input signals
and activated frequency shift function
Model PA-24FR
Inputs 0.775 V, 60 kΩ, bal.
Outputs 0.775 V, 50 Ω,bal.
Frequency range 20-20,000 Hz
S/N ratio >70dB
THD <0.05%
Power supply 230 V~/50Hz/10 VA
Dimensions 482x44x230 mm, 1 RS
Weight 2.4 kg
• XLR connections and screw connections for
line inputs and outputs
GB_001-117.qxd 29.01.2014 12:58 Uhr Seite 35
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