Alwaysonline Digital Amplifier Board Sound High Efficiency for Electronic Devices
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Giới thiệu Alwaysonline Digital Amplifier Board Sound High Efficiency for Electronic Devices
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1. DUAL CHANNEL OUTPUT: Digital amplifier board is a DC12‑24V single power supply with for TI's TPA3116D2 high performance digital power amplifier chip as the core, which can support 50W dual channel output.
2. SOUND RECEIVER: Digital amplifier module supports sound receiver with external sound input connector. Bass, midrange, treble tritone potentiometer, function control switch, volume adjustment potentiometer.
3. POWER SAVING DESIGN: Sound amplifier board is power saving and up to 90% efficient. You can use a good switching power supply, switching power supply for laptops, or you can use a rechargeable battery or car power supply, etc.
4. EASY TO USE: Digital amplifier board is a soldered and tested finished board. Connect the speakers as shown, connect the proper power supply, connect a sound device, or connect the correct sound input.
5. SOURCE INPUT PLAYER: Dual channel digital amplifier board defaults to mode, waiting for sound devices to connect. In disconnected state, press the volume potentiometer switch to switch to source input mode.
Specification:
Item Type: Digital Amplifier Board
Material: PCB
Operating Voltage Range: DC12-24V
Reception Distance: > 8m/26.2ft
Version: 4.2
Sound Source Input Sensitivity: 600-800mV
Frequency Range: 20Hz-20KHz
Impedance: 4-8Ω
Output Power:
Power 12V 8Ω Speakers> 10W x 2, 12V 4Ω> 15W x 2
21V 8Ω> 30W x 2, 21V 4Ω= 50W x 2
24V 8Ω> 35W x 2, 24V 4Ω> 60W x 2
Package List:
1 x Digital Amplifier Board4 x Nut
4 x Studs
4 x Washers
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