YAMAHA YDA138-D/E Amplifier Stereo Board SW-HF187 Dual CH 10W/12W/20Wx2 Chip IC

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YDA138-E 20W+20W
XH-M531 Yamaha digital amplifier board dual-core chipset, high-resolution HD Class D audio amplifier board
Using original two-channel Yamaha chipset, input DC12V output 20W * 2, crystal-clear sound, instantly conquered listening ears
Yamaha chipset YDA138-E
Power Range: DC12-15V
Output Power: 20W * 2
Frequency range: 20Hz-60KHz
Input impedance: 10k
Output Impedance: 4-8 Europe
Dimensions: 43 * 68 * 12mm
Efficiency: greater than 88%
Input impedance: 10k
Output Impedance: 4-8 Europe
Number of Channels: two-channel left and right
Indicator: Green
Audio: 3.5 audio port
Package Contents：
1 x XH-M531 Yamaha 2*20W Digital HIFI Audio Stereo Class D Amplifier Board
YDA138-E 12W+12W
Product Name: Audio amplifier board
Specifications Model: MK145
Work: D Class
Chip Selection: Yamaha YDA138-E
Recommended Voltage: DC 12V1.5A
Channel Type: Dual Channel
Signal to noise ratio: 92%
Output Power: 8W +8 W (8Ω speaker) 12W +12 W (4Ω speaker)
Package Included:
1 x YDA138-E YAMAHA 12W+12W Dual Channel Digital Audio Amplifier Board DC 12V
YDA138-E 10W+10W
It's better then TA2024 chip.
Work on wide range of voltage :support 9-14V DC,2A
biger rate of power ,RMS:20W/per channel in 4Ohm speaker,and very Quiet back noise,you almost can not hear it.
with 4 model GAIN parts.can auto work on different voltage.
this amplifier using TDK inductance filiter output.it's HiFi parts.clean and without any noise output.
YAMAHA YDA138-E chip.is with headphone OP function,so you can using is as a headphone amp also.
Package Content:
1 x amplifier board
1 x RCA input cable
YMA138-D
Feature :
Stereo Bluetooth digital amplifier board
Amplifier chip: Yamaha YDA138
Operating voltage: 8.5 ~ 14VDC (power input with polarity protection)
Recommended power supply: 12V DC current 2A
Output power: 2X10W (8 ohms), 15W + 15W (4 ohms)
Output impedance: 4 ~ 10 ohms
Specifications Model: SW-HF187
Package Include:
1 x Digital YMA138-D Yamaha Class D Dual-Channel Bluetooth Amplifier Stereo Board
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3. All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
Returns & Refund Policy
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wait 30 days
(US only n
eed 7-10 days)
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Please take care it.Less than 30 days,we can't take a refund
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If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
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