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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.
* 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).
|
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 |
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