Amplifier Board
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>>>Instruction: Click here to open..
$6.99
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Description:
Product model: HF69B
bluetooth power amplifier board: Small standby heating, good-quality stereo, suitable for small bluetooth speakers.
Output power: 6W + 6WDimensions: 70 x 40mm
Stereo: Dual channel stereoApplicable speaker impedance: 6 ohms, 8 ohms (if the horn impedance is t..
$33.00
Ex Tax:$33.00
Content-Length: 1810
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Specifications:
Crossover point: 3200Hz
Applicable speaker impedance: 4-8 Euro
Applicable power amplifier impedance: 4-8 Euro
Applicable power: 10-100W
Applicable speakers: 3-8 inches
Applicable to: HI-FI bookshelf speakers, c..
$29.99
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Instructions: Click here to openMore details: Click here to openFeatures:JDY-64 is a low power consumption lossless two-channel stereo design, and the overall performance is very advantageous. It only needs to connect the module to the..
$16.99
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Content-Length: 2193
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Features:
LM358 is the core two-stage operational amplifier, which can amplify DC weak signals, such as DC voltage signals, DC pulse signals, can amplify signals of millivolts or even weaker, and has two potentiometers..
$12.99
Ex Tax:$12.99
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Features:
1. Onboard LM386 Chip
2. 200 multiplier benefits circuit design
3. On-board speaker wiring block
4. On-board 10K variable resistor, you can adjust the volume of the enlarged
5. On-board power indicator
6. The chip pin leads, can be directly input audio signal
7. Operating vo..
$9.99
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Feature:
1. On-board LM386 Chip
2. 20 times gain circuit design
3. On-board speaker wiring Block
4. On-board 10K variable resistor, you can adjust the volume of the amplifier
5. On-board power indicator
6. The chip pin was lead..
$7.99
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Specifications:- Supply Voltage: 2.7v-5.5v @ 3mA current
- Output: 2Vpp on 1.25V bias
- Frequency Response: 20Hz - 20KHz
- Programmable Attack and Release Ratio
- Automatic gain, selectable max from 40dB, 50dB or 60dB
- Low Inp..
$28.99
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Content-Length: 1820
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Specification:
Operating voltage: 2.5V-5.5V
Maximum output power: 3W*2(5V 4Ω)
PCB size :Length: 30mm* Width: 21mm(Overall height after installed is about 16mm.)
Note:
1.Please make sure the power supply is not more than 5.5..
$8.99
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Feature:
Support bluetooth version 4.2, 3.7-5V power supply, support automatic connection function
On-board stereo Class D power amplifier module, maximum output 5W+5W
Can be connected to two 4Ω 6Ω 8Ω 3W (5W) speakersPar..
$24.99
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>>>Manual: Click here to open..
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Content-Length: 1989
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Specifications:
1. Working voltage:DC 12-35V
2. Working current:about 600mA
3. Gain:5(default.It is will 10 gain if change R5 and R6 to 100K ohm)
4. Mounting Hole:3.0mm
5. PCB size:50*40*16mm
6.Use for low..
$26.50
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