Network Preamplifier FT-B2033

This 2U rack-mounted audio processor delivers 1500W output with DSP technology, featuring ten input channels, independent volume controls, and dynamic LED level indication. It supports network-based 16-bit stereo audio transmission via TCP/IP protocols, with advanced features like priority control, remote management, and lightning protection. Designed for reliable broadcasting, it offers flexible installation and compatibility with diverse network structures.
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Description
  • High-grade aluminum 2U black brushed panel, cabinet installation, beautiful and generous
  • The internal circuit adopts full chip technology, the performance is more stable, and the wiring is more beautiful
  • The equipment is designed with embedded computer technology and DSP audio processing technology
  • High-speed industrial-grade chips are used, and the startup time is less than 1s
  • Built-in 1-channel network hardware audio decoding module, supporting TCP/IP, UDP, IGMP (multicast. protocols
  • Realize network transmission of 16-bit stereo CD-quality audio signals
  • With 2-channel intelligent power management, the total output power can reach 1500W
  • 10-bit LED level dynamic indication
  • With bell/siren sound output, and with priority function
  • Ten-channel input (5 microphones, 3 line channels, 2 emergency channels.
  • Each input channel volume is adjusted independently
  • With total volume adjustment, treble and bass are adjusted independently
  • With mute function, automatic mute to -30dB
  • It has 4 AV output interfaces and can connect 4 pure post-stage amplifiers
  • It has 1-way squelch mode switch, which can turn on or off the squelch mode as needed
  • It has 1-way signal grounding and floating ground switch, which can be selected according to on-site debugging
  • The audio output has 3 types of gain selection switches (0.75V/1V/1.5V., and the factory default output is 0.75V
  • It has 1 power signal input and 1 power signal output, and the strong cutting function is realized through the built-in strong plug module
  • Three-wire audio control strong cutting output interface, no DC24V strong cutting power supply is required, and the number of audio controls is unlimited
  • It is also compatible with 4-wire audio controllers and requires an external DC (DC24V. power supply
  • It supports 1000-level custom audio priority silent control
  • It supports PSTN telephone broadcasting and SMS voice broadcasting
  • It supports mobile WIFI on-demand and wireless remote control on-demand
  • It supports the unified authorization operation management function of the server and the unified configuration management of users and passwords
  • Support DHCP, compatible with any network structure such as routers, switches, bridge gateways, Modems, Internet, 2G, 3G, 4G, multicast, unicast, etc.
  • Support intelligent voice prompt function when registering new terminal configuration (if the device is connected.
  • Support 15KVESD protection, built-in network isolation lightning protection circuit
  • 1-way PC download IP address serial port, used to modify the IP address of the network decoding module
  • Digital network products, easy to expand, not restricted by geographical location, no need to add computer room management equipment
  • Adopt the design concept of common network free line construction, easy to install
  • The power supply of the equipment adopts switching power supply design, AC100~240V voltage can work normally
  • Parameter
    Network interface standard RJ45 input
    Support protocol TCP/IP, UDP, IGMP (multicast)
    Audio format MP3/MP2
    Sampling rate 8K-48KHz
    Transmission rate 100Mbps
    MP3/SD maximum readable 16G
    Audio mode 16-bit stereo CD quality
    Line input sensitivity 470MV, 2-position lotus seat
    Emergency audio signal input sensitivity 470MV, 2-position lotus seat
    Microphone input sensitivity 5-10MV, 6.5 socket
    Audio source output level 775MV, 2-position lotus seat
    Audio source output impedance 470Ω
    Frequency response 20Hz~20KHz
    Harmonic distortion THD≤0.3%
    Signal-to-noise ratio >70dB
    Working temperature 5℃~40℃
    Working humidity 20%~80% relative humidity
    Power consumption ≤36W
    Input power AC110~220V/50Hz
    Dimensions 485 x 365 x 89 mm
    Net weight 6.8Kg
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