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Amplifier Board

> 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 > 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
Ex Tax:$29.99
Content-Length: 2386 > 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
Ex Tax:$16.99
Content-Length: 2193 > 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
> 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
Ex Tax:$9.99
Content-Length: 1952 > 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
Ex Tax:$7.99
Content-Length: 1866 > 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
Ex Tax:$28.99
Content-Length: 1820 > 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
Ex Tax:$8.99
Content-Length: 3268 > 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
Ex Tax:$24.99
Content-Length: 1989 > 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
Ex Tax:$26.50