2-channel 1U rack-mount Speaker Unit

Mainly intended for stereo use, the LS21A provides loudspeaker monitoring of two line-level signals at fixed gain and is commonly used to monitor the output of the AMS10 Stereo Metering Unit, which allows the monitor level to be controlled.

LS21A front panel view
Line Input / Speaker Amplifier
Input Impedance 50k ohm, active-balanced on XLR3F
Input Sensitivity +8dBU for max L.S. output
Maximum L.S. Power 5W per channel at clipping
Power
Connector IEC plug
Supply Voltage 100 - 240V AC, 30W
Physical
Dimensions W482mm H44mm D230mm (1U)
Weight 2.5kg
Finish Dark grey front panel
bat1 bat2