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TF-B9120DTB

Digital Mixer Amplifier with MP3/Tuner/Bluetooth (Phoenix Mic Input)

TF-B9120DTB
PA Systems — Public Address · Mixer Amplifier

It is the mixer amplifier with mp3/TUNER/Bluetooth for small and medium sized background music occasion such as small supermarkets, shopping malls, and cafes.

Features

  • Standard rack mounted design (1U), exquisite SMT process design.
  • With MP3 function module, adopt LCD display, support playback of various file formats in U disk such as MP3, WMA, APE, FLAC, WAV, and AAC; with TF card, support mobile phone Bluetooth function, and can display song names.
  • Support mp3/TUNER/Bluetooth remote control function.
  • 1 channel EMC input, 2 channels AUX input, 4 channels MIC input.
  • Channel priority: EMC >MIC1>MIC2, MIC3, AUX1, AUX2.
  • Each channel has independent volume control function; master input has volume control and treble/bass control.
  • MIC1-4 supports balanced input, built-in 48V phantom power.
  • The machine is equipped with level indication, overload and protection indicator.
  • The device has good self-protection such as short circuit, overload and overheating.
  • Two output modes: constant voltage output 100V, constant resistance output 4-16Ω.
  • Energy-efficient switching power supply combines with energy-saving and ultra-stable design of Class D amplifiers.
  • Support backup power supply 24V switching without delay (optional).

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Technical specifications

Model TF-B9120DTB
Output 4-16Ω, 100V
RMS Power 120W
Input Sensitivity & Impedance MIC1, 2, 3, 4 input: 5mV/600Ω balanced European connection terminal;AUX1, 2 input: 350mV/10KΩ unbalanced RCA connection terminal; EMC input: 775mV/10KΩ unbalanced European connection terminal
Output Sensitivity & Source Impedance MIX OUT:1000mV/470Ω, unbalanced RCA connector
Tone Bass: ±10dB at 100Hz; Treble: ±10dB at 10KHz
Frequency Response 80Hz~16KHz(+1dB,-3dB)
SNR MIC1, 2, 3:66dB; AUX1, 2:80dB
THD Less than 0.5%( at 1KHz, 1/3 rated power)
Phantom Power Supply 48V (±2V)
Mute Control MIC 1 priority over MIC2-4, AUX1-2 audio input; EMC has highest priority
Channel Crosstalk Attenuation ≥50dB
Heat Dissipation Flank in and rear panel out to force fan cooling, fan starts when amplifier turned on, infinitely variable speed
Protection Over-heat, overload, short circuit
Power Supply ~220-240V /50Hz
Power consumption 180W
Dimension 484×295×44mm
Weight 3.7Kg