A sharper eye for a safer world.

Accessories

PLENA FEEDBACK SUPPRESSOR. LBB-1968-00

  • Patented feedback suppression algorithm
  • Suppresses feedback before it occurs
  • Automatically adapts to the acoustical situation
  • Up to 12 dB additional gain before feedback occurs
  • Balanced line or microphone input with phantom supply

Technical Specifications:

Electrical 
Mains power supply 
Voltage230/115 VAC, ±10%, 50/60 Hz
Inrush current1.5 A @ 230 VAC / 3 A @ 115 VAC
Max power consumption50 VA
Performance 
Sample rate (fs)32 kHz
Frequency response125 Hz to 15 kHz
Distortion<0.1 % @ 1 kHz
Gain (bypass mode)0 dB line in, 24 / 36 / 48 dB mic in
Gain (active mode)0 dB line in, 24 / 36 / 48 dB mic in
S/N> 90 dB
Signal delay<11 ms
DecorrelatorFrequency shift, 5 Hz up Masked noise
Mic / line input1 x
Connectors3-pin XLR, 5-pin DIN, balanced
Max level18 / 6 / -6 dBV line in, -18 / -30 / -42 dBV mic in
Impedance10 kohm / 2 kohm (line / mic)
CMRR> 25 dB (50 Hz to 20 kHz)
Phantom power16 V (mic only, switchable)
Priority controlLoop through of pin 4 and 5 of DIN
Mic input1 x
Connectors3-pin XLR, 5-pin DIN, balanced
Max level-18 / -30 / -42 dBV
Impedance2 kohm
Phantom power16 V (switchable)
Priority controlLoop-through of pin 4 and 5 of DIN
Line input1 x
ConnectorCinch, unbalanced
Max input level18 / 6 / -6 dBV
Impedance20 kohm
Line output1 x
Connector3-pin XLR, balanced
Max level18 / 6 / -6 dBV (line in), 6 dBV (mic in)
Impedance<100 ohm
Line output1 x
ConnectorCinch, unbalanced
Max level18 / 6 / -6 dBV (line in), 6 dBV (mic in)
Impedance<100 ohm
Mic output 
Connector5-pin DIN, balanced
Max level22 / -34 / -46 dBV (line in), 34 dBV (mic in)
Impedance<100 ohm
Priority controlLoop-through of pins 4 and 5 of DIN from inputs
  
Mechanical 
Dimensions (H x W x D)56 x 430 x 270 mm, (19" wide 1U high)
Weight3 kg (6.6 lb)
MountingStand-alone, 19" rack
ColorCharcoal
Environmental 
Operating temperature-10 ºC to +55 ºC (14 ºF to +131 ºF)
Storage temperature-40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity<95%