Gkhowiu 10 PCS Electret Microphone Amplifier Adjustable MAX4466 Module Microphone Preamplifier Purple Breakout Board for

20-20KHz electret microphone soldered on: comes with a 20-20KHz electret microphone soldered on the board for audio-reactive projects; It is recommended to the driver library, which can take audio input and 'translate' it into frequencies Easy to : GND to ground, VCC to 2.4-5VDC; For the good performance, the 'quietest' supply available (this would be the 3.3V supply) Application: the MAX4466 microphone breakout is suitable for voice converters, audio recording and sampling, and audio response projects using ; On the back, there is a small trimmer pot to adjust the gain; You can set the gain from 25x to 125x Parameters: supply : +2.4V to +5.5V (can be compatible with , and other development board motherboards); supply rejection : 112dB; Common rejection : 126dB; AVOL: 125dB (RL = 100 thousands of ohm meter) rail-to-rail output; Quiescent supply current: less than 24 microamp; Gain bandwidth: 600kHz supply noise rejection function: the amplifier has good supply noise rejection