LP428 Loudspeaker Processor
German chip, Multilingual, Password protection
Software download

Features
● 96kHz sampling rate with 24bit depth.
● 64 bit digital signal processing.
● 110dB dynamic range on inputs.
● 114dB dynamic range on outputs.
● Nominal input level at 0dBu.
● Maximum input level at 23dBu.
● Nominal output level at 0dBu.
● Maximum output level at 12dBu.
● Frequency range from 10Hz to 40kHz.
● Processing latency below 1ms.
● 16 character LCD display.
● 100 presets memory on hardware unit.
● 220v / 110v AC mains selector.
Specifications
Model | LP428 | |
Inputs | Four ways Balanced inputs | |
Outputs | Eight ways unbalanced outputs | |
Input impedance | ≥ 10kΩ | |
Outputs impedance | ≤ 60Ω | |
Output gain | From +12dB to -50dB, 0.25dB increment | |
Input gain | From +12dB to -50dB, 0.25dB increment | |
Other specifications | ||
---|---|---|
Frequency response(-0.3dB) | 20Hz – 20kHz | |
THD+N | ≤ 0.05% | |
Max delay | 5ms | |
Dynamic range | ≥80dB | |
Converts Frequency (high pass/ low pass) | 20Hz – 20kHz, 1Hz increment | |
Centre Frequency (high pass/ low pass) | 20Hz – 20kHz, 1/36 octave (19980 positions) increment | |
Minimun Load Inpedance | 600Ω | |
Maximum Output Level | +9dBu (600 ohms load) | |
Filter Gain | From +12dB to -50dB, 0.25dB increment | |
High Pass & Low Pass Filter | Q value 0.2-0.25 adjustable, 0.1 increment/ 10 bands/1 filter each output channel, open and close |
|
Frequency Response | Bessel/ Butterworth 6/12/18/24dB each octave, and Linkwitz-Riley 24dB/ octave | |
Protect Function | System can be set code which can prevent unauthorized person operation. | |
Product dimensions(mm) | 482 x 125 x 44.5(1U) | |
Package dimensions(mm) | 525 x 195 x 110(1U) | |
G.W | 3kg | |
Power Consumption | ≤10W |
Remark:
SAE reserves the right to make any changes to the product specifications without prior otice. Final specifications to be found in the user manual.