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Multi-function Pre-amplifier PA-400PR
PA System Professional Sound Commercial Audio Pre-Amplifiers Signal Process19” rack mount multi-function pre-amplifier,Multiple Audio Inputs: Equipped with 10 inputs, including 5 microphone inputs, 3 line inputs, 1 emergency input,and 1 short-circuit alarm input
Abundant Audio Outputs: Provides 4 RCA output jacks for simultaneous connection to 4 power amplifiers,supporting multi-device integration
PA System Professional Sound Commercial Audio Pre-Amplifiers Signal Process
Features:
- 19” rack mount multi-function pre-amplifier
- Multiple Audio Inputs: Equipped with 10 inputs, including 5 microphone inputs, 3 line inputs, 1 emergency input,and 1 short-circuit alarm input
- Abundant Audio Outputs: Provides 4 RCA output jacks for simultaneous connection to 4 power amplifiers,supporting multi-device integration
- Flexible Volume and Tone Adjustment: Independent volume control for each input channel, plus dedicated treble and bass controls
- Multi-Power Support: Supports wide AC input range of 100~240V for global compatibility
- Microphone inputs include reverb adjustment. MIC4 and MIC5 support 48V phantom power with dedicated switch control
- Three-Level Priority Settings: Emergency input (EMC) has highest priority, followed by MIC1 & ALARM short-circuit inputs. Other channels attenuate to -60dB when priority channels are active
Specifications:
Model | PA-400PR |
| Description | 10 inputs multi-function pre-amplifier |
| Microphone Input | MIC1~3: 600ohms 10mV(Unbalanced) |
| MIC4/MIC5: 600ohms 10mV(Unbalanced) | |
| Audio Output | MIC4/MIC5: 48V Phantom Power |
| Line Input | AUX1~3: 10K ohms 300mV(Unbalanced) |
| EMC Emergency Input | EMC: 10K ohms 500mV(Unbalanced) |
| Audio Output | 0.775V(0dB) |
| Frequency Response | 20Hz-20KHz(±3dB) |
| Sound Quality Adjustment | Bass：100Hz(±10dB), Treble：10KHz(±10dB) |
| Distortion | THD: <0.5% |
| Signal-to-Noise Ratio | Line：>80dB, Microphone：>65dB |
| Priority | EMC>MIC1&ALARM>Other |
| Power Consumption | < 10W |
| Power Input | AC100~240V 50/60Hz |
| Power Cord | 3*0.5mm² *1.5M |
| Unit Dimensions | 480(W)*200(D)*45(H)mm |
| Package Dimensions | 515(W)*380(D)*100(H)mm |
| Net Weight | 2.2kg |
| Gross Weight | 2.8kg |
Front & Rear Panel:
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