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Specifications

Mixing amplifier, (6 zone selection) LPA-280, LPA-380, LPA-480, LPA-680, LPA-880, LPA-1000
Convenient and reliable operation mode, integrated functional design.
1: Three microphone inputs. Two auxiliary inputs, and one auxiliary outputs for link.
2: Transformer isolated 100V, 70V and 4-16 Ohms speaker outputs.
3: A five element LED level meter is provided for quick and easy visual monitoring of the sound level
4: Muting function.
5: Individual volume control, low and high tone control
6: With built-in chime generator, and the chime output volume is adjustable.
7: Short circuit protection & alarm
8: Individual distributor for 6 channels, the volume can be adjusted independently
8: Series amplifiers of high output power available.
The volume of microphones and the audio source channels can be controlled independently, but with a master controller to control the total volume.

Model LPA-280 LPA-380 LPA-480 LPA-680 LPA-880 LPA-1000
Line voltage 70-100V 70-100V 70-100V 70-100V 70-100V 70-100V
Sensitivity 230mv\15mv 230mv\15mv 230mv\15mv 230mv\15mv 230mv\15mv 230mv\15mv
Sensitivity > 80db > 80db > 80db > 80db > 80db > 80db
Harmonic distortion < 0.3 % < 0.3 % < 0.3 % < 0.3 % < 0.3 % < 0.3 %
FREQ. RESP 20Hz-20KHz 20Hz-20KHz 20Hz-20KHz 20Hz-20KHz 20Hz-20KHz 20Hz-20KHz
Rated power 280W 380W 480W 680W 880W 1000W
Fuse F5AL F5AL F8AL F8AL F10AL F10AL
Zone 6 6 6 6 6 6
Dimension  435*390*90mm 435*390*90mm 435*390*90mm 435*390*90mm 435*390*90mm 435*390*90mm
Weight(KG) 13.5 15 16.5 19 20 22