To avoid loud whistling that will annoy your audience and can destroy your equipment the DF-12 can eliminate feedback by automatically monitoring 12 frequencies per channel. It has 4 modes to adopt to the working situation; off, parametric EQ, Auto mode and Vocal mode.

Detailed product images (click on photo)

Specifications

Analog Inputs
Connectors: XLR and 1/4" jack
Type: RF filtered, servo balanced,
20 kilo-Ohm unbalanced
Impedance: 40 kilo-Ohm balanced,
20 kilo-Ohm unbalanced
Nominal Operating Level: -20 dB to +4 dB
Max. Input Level: +16 dB at +4 dB
nominal level, +2 dB
at -10 dB nominal level

Analog Outputs
Connectors: XLR and 1/4" jack
Type: Electronically servo-balanced
output stage
Impedance: 66 Ohm balanced,
33 Ohm unbalanced
Max. Output Level: +16 dB at +4 dB nominal
level, +2 dB at
-10 dB nominal level
System specifications
Bandwidth: 20 Hz to 20 kHz
S/N: 98 dB, weighted,
20 Hz to 20 kHz
THD: 0,065% typ. at +4 dB,
1 kHz, Gain 1
Crosstalk: -95 dB, 20 Hz to 20 kHz


MIDI Interface
Type: 5-Pin-DIN-Socket IN/OUT/THRU

Digital Processing
Converters: 24-bit Sigma-Delta,
64/128-times Over-sampling
Sampling Rate: 48 kHz

Display: 16x2 LCD-Display
Power Supply
Mains Voltage: 115VAC, 50-60 Hz;
230VAC, 50-60 Hz
Fuse: 115VAC: 250 mA;
230VAC: 125 mA

Power Consumption: 10W
Mains Connection: Standard IEC receptable

Dimensions: 483 x 170 x 45 mm (LxWxH)
Weight: 1,98 kg