(English) Anti-Echo Digital Pickup


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  • Pickup Scope: 120 m 2
  • Microphone: Double 9.7mm Professional Nickel Plating Capacitive Sound Head
  • Signal Processing Circuit: Professional Hi-fidelity Low Noise Audio Processor
  • Speech Enhancement Digital Noise Reduction: DSP
  • Working Temperature:-30℃~+80℃
  • Waterproof: Indoor Damp proof
  • AGC Automatic Sound Gain
  • Anti Echo, effectively eliminate turbid sounds caused by strong echoes



Model No.IT-FAN-D639
TypeAnti-Echo Digital Pickup
Scope120 m 2
Transmission Distance3000 m
Dynamic Range116dB (1KHz at Max dB SPL)
Max. Sustainable Sound Pressure131dB SPL (1KHz, THD 1%)
Anti-EchoEffectively eliminate turbid sounds caused by strong echoes
Directional CharacteristicOmni-directional
Frequency Response20HZ~20kHz (Speech Band Enhancement Optimization)
Output Impedance600Ω (non-equilibrium)
Output Signal Amplitude2.5Vpp/-25dB
Signal Processing CircuitProfessional Hi-fidelity Low Noise Audio processing; Speech Enhancement Digital Noise Reduction DSP; AGC Automatic Sound Gain
WaterproofIndoor Damp proof
MicrophoneComplementary Enhancement Capacitance Sound Head
Numbers of Sound HeadsDouble 9.7mm Professional Nickel Plating Capacitive Sound Head
Protection Circuit Lightning Protection, Power Polarity Reversal Protection
Transmission Cable3 Cores 0.5mm 2 RVVP Shielded Cable
Working Voltage DC12V (AC24V Optional)
Working Current20 mA
Working Temperature-30°C ~ 80°C
Material PVC
Dimension 75mm(Φ)×29mm(H)

Datasheet Prodotto

Cristian is a brilliant intelligent and great proactivity person and an effective communicator and visionary. He has built a strong (and deserved) reputation as someone with vision, diligence and honor. Cristian is not a simple engineer but he is a real Scientist. His knowledge is not restricted to the area it covers, but its impressive passion for all the technical topics led him to acquire great skills even in areas far from his original studies. Cristian is able to address and solve complex technical problems with excellent results. He is a valuable writer with great scientific background formed with more that 15 years of active research on experimental Nuclear Physics performed in the most famous international research laboratories such as CERN, ESRN, INF. He write about HI-Tech solutions topics and advanced research study applied to industry. He have more than 150 scientific & technical publications. He is also a technical and famous writer in Italy due to his interviews released on the most famous Industrial Italian magazine.

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