Audio Amplifier Board AC Signal Adjustable DC 2.6-10V 3Pin

Audio Amplifier Board AC Signal Adjustable DC 2.6-10V 3Pin Description

Item Type: Audio module Power: DC 2.6-10V Input: The board is equipped with a capacitive microphone. (Sensitivity 58D) Output: 3.5 Audio block and 3Pin sync audio output ports L and G (G is audio ground) Board Size: Length: Approx. 45Mm / 17.7 In, width: Approx. 25Mm / 9.8 In 1、This board should be powered by battery (two or more dry batteries or a single lithium battery 18650). Secondly, it uses linear power supply. If you need to use switching power supply, please add a filter circuit to ensure that the power supply ripple is small, and the larger ripple makes more powerful noise. 2、Such board is equipped with a precision high-quality op amp core, which can adjust the amplification gain, and the noise is very small, also the sound is clear and bright! 3、Output of the board can be directly connected to the audio input of the audio, or the audio input of the computer to realize voice chat or voice amplification. 4、The board will amplify the audio signal input from the audio input port or directly amplify the pickup signal of the onboard microphone. 5、Capacitive microphone (column microphone pickup) audio signal amplification can be realized.,1 X Audio Module,,1 x Flat Cable,,1 x 6 Pin Header,,1 x Fixed Button,,,,When the board is shipped, it will be equipped with a plug wire for the power connector (about 15 cm / 5.9 In)