Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
Pre-amplifier OBT-8020
$0
EXW
Envio:
快递
Introdução do Produto:

Features

  • High-grade aluminum 2U black anodized brushed panel, elegant and stylish;
  • 10-segment LED level dynamic indication;
  • Built-in chime/siren output with priority function;
  • 10-channel input (5 microphone, 3 line, 2 emergency);
  • Independent volume adjustment for each input channel;
  • Master volume control, independent treble and bass adjustment;
  • Mute function with automatic mute down to -30dB;
  • 4 AV output interfaces, connectable to 4 power amplifiers;
  • 1 mute mode switch, can be turned on/off as needed;
  • 1 signal ground/floating ground switch, selectable for on-site debugging;
  • 3 gain selectable switches for audio output (0.775V/1V/1.5V), default 0.775V at factory;
  • Dual power supply (DC24V & AC100~240V), automatically switches to DC24V when AC input is lost;

Technical Specifications

  • Microphone Input (MIC): 600Ω, 5mV, unbalanced;
  • Emergency Input (EMC): 10kΩ, 200mV, unbalanced;
  • Line Input (AUX): 10kΩ, 200mV, unbalanced;
  • Line Output: 10kΩ, 0.775V (0 dB), unbalanced;
  • Frequency Response: 60Hz~15kHz (±3dB);
  • Total Harmonic Distortion: THD<0.01% at 1kHz;
  • Signal-to-Noise Ratio (S/N): >70 dB;
  • Tone Control Range: BASS: 100Hz(±10dB), TREBLE: 12kHz(±10dB);
  • Mute Attenuation: When MIC1 is active, MIC2~MIC5, EMC1~EMC2, AUX1~AUX3 attenuate 0-30dB; When EMC1-EMC2 is active, MIC2-MIC5, AUX1~AUX3 attenuate 0-30dB;
  • Power Supply: AC220V ±10% 50-60Hz;
  • Power Consumption: 10~15W;
  • Machine Dimensions: 69(H) × 483(W) × 350(D) mm;
  • Net Weight: 5.96kg;
Detalhes:
Detalhes do Produto
Detalhes essenciais
Tempo de entrega:5-7天
Envio:快递
Introdução do Produto

Features

  • High-grade aluminum 2U black anodized brushed panel, elegant and stylish;
  • 10-segment LED level dynamic indication;
  • Built-in chime/siren output with priority function;
  • 10-channel input (5 microphone, 3 line, 2 emergency);
  • Independent volume adjustment for each input channel;
  • Master volume control, independent treble and bass adjustment;
  • Mute function with automatic mute down to -30dB;
  • 4 AV output interfaces, connectable to 4 power amplifiers;
  • 1 mute mode switch, can be turned on/off as needed;
  • 1 signal ground/floating ground switch, selectable for on-site debugging;
  • 3 gain selectable switches for audio output (0.775V/1V/1.5V), default 0.775V at factory;
  • Dual power supply (DC24V & AC100~240V), automatically switches to DC24V when AC input is lost;

Technical Specifications

  • Microphone Input (MIC): 600Ω, 5mV, unbalanced;
  • Emergency Input (EMC): 10kΩ, 200mV, unbalanced;
  • Line Input (AUX): 10kΩ, 200mV, unbalanced;
  • Line Output: 10kΩ, 0.775V (0 dB), unbalanced;
  • Frequency Response: 60Hz~15kHz (±3dB);
  • Total Harmonic Distortion: THD<0.01% at 1kHz;
  • Signal-to-Noise Ratio (S/N): >70 dB;
  • Tone Control Range: BASS: 100Hz(±10dB), TREBLE: 12kHz(±10dB);
  • Mute Attenuation: When MIC1 is active, MIC2~MIC5, EMC1~EMC2, AUX1~AUX3 attenuate 0-30dB; When EMC1-EMC2 is active, MIC2-MIC5, AUX1~AUX3 attenuate 0-30dB;
  • Power Supply: AC220V ±10% 50-60Hz;
  • Power Consumption: 10~15W;
  • Machine Dimensions: 69(H) × 483(W) × 350(D) mm;
  • Net Weight: 5.96kg;

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SHENZHEN OBTPA TECHNOLOGY CO.,LTD

Pessoa de Contato: John Chen

E-mail: John@obtpa.com

Quarto 402, Edifício 10, Shiyou South Garden, 16 Zhian North Road, Junan Town, Shunde District, Foshan City, Guangdong Province.

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