Bluetooth 2.1 Power Amplifier Board High-Power Digital Class D 3-Channel HIFI Subwoofer Power Amplifier
1. Power-on delay output protection, no impact sound, protect expensive speaker unit
2. High output power, low distortion and high sound reproduction. No noise, interference current sound
3. Support single power supply DC 24V power supply, or AC 18V power supply (additional rectification filter circuit is required), dual power supply mode
4. Multiple audio input methods, onboard Bluetooth receiving module, or input audio from 3P socket, to meet the connection of different modules
5. Support subwoofer cut-off frequency adjustment (cut-off range 180Hz-250Hz)
6. Designed with an anti-reverse circuit to avoid damage to the power amplifier board due to improper use or reverse polarity of the power supply
7. Adopt high-quality local tyrant gold slotted radiator, high-end, atmospheric, and high-grade
8. Using high-quality components, SMT chip technology, reliable quality, high cost performance
9. The product layout is reasonable and the color matching is beautiful, just like an exquisite work of art
parameter:
Board size: 100(L) X 92(W) X 38(H)mm (excluding potentiometers and other socket protrusions)
Working voltage: 22 - 26VDC (recommended DC24V5-10A)
Output Impedance: Subwoofer 2 - 8ohm, Left and Right Channels 4 - 8ohm
Output power: subwoofer 100W (24V/3ohm)
Left and right channels 50W each (24V/4ohm)
Input impedance: 20Kohm
Signal input: 800-1500mV P-P
Frequency response: 20Hz-20KHz (±3dB)
20-250Hz (subwoofer)
Distortion degree: heavy bass Less than 10%
Left and right channels Less than 1%
Colour:random color , don't accept the specified color
Material:PCB+metal+electronic components
Package Contents:
1 x Amplifier board
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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