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DS212A Digital Auto Feedback Eliminator

  • The potentiometer LED indicates the power strength of the input signal.
  • Dual-channel input, with each channel having 12 auto-search feedback points.
  • Super-fast automatic feedback control.
  • Each filter has separate dynamic and static filters, with auto processing and the ability to lock the Trap Wave frequency.
  • Provides more gain before feedback (typically 6-9dB).
  • Accurately distinguishes between music and feedback.
  • Places filters with a resolution of 0.5Hz.
  • Features a 2 x 16-character LCD with backlight.




Frequency Range20Hz~20kHz (< +0.5dB)
Dynamic range>106dB(A)
Time to find and eliminate feedback<0.4s @ 1KHz
Notch gainMax -48dB
Max output Level<10.5dBu
THD+ N<0.0025% @ +4dBu/1KHz
AD/DA24bit ∑-△, 14/128 times sampling
Sampling frequency48KHz
Main ACAC90~250V 50/60Hz
Power consumption<10W
Net Weight1.8kg
Size482mm x 152mm x 45mm
InputTRS2 x 6.35mm TRS sockets
XLR2 x XLR sockets
Impedance20kΩ(bal), 10Ω(unbal)
Gain0dB/ 12dB
OutputTRS2 x 6.35mm TRS sockets
XLR2 x XLR sockets