AZDelivery Max9814 Microphone AGC Amplifier Board 2.7V 5.5V Auto Gain Control 40dB/50dB/60dB compatible with ESP8266, ESP32 and Arduino Including E Book!
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Description
Amazon
✅ High quality microphone amplifier with Automatic Gain Control (AGC) and low noise microphone bias. ✅ Three amplifier settings (40dB, 50dB, 60dB). Low Input-Referred Noise Density of 30nV;Low THD: 0.04% (typ) ✅ Supply voltage range 2.7V to 5.5V 3mA current; Output: 2Vpp on 1.25V bias; Frequency Response: 20Hz - 20 KHz;Programmable Attack and Release Ratio. ✅ Low-noise microphone bias voltage 1.25V, 2Vpp. The included E-Book 📖provides useful information on how to begin your project, helps with a quick setup and saves time on the configuration process. ✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.
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(1)
✅ High quality microphone amplifier with Automatic Gain Control (AGC) and low noise microphone bias. ✅ Three amplifier settings (40dB, 50dB, 60dB). Low Input-Referred Noise Density of 30nV;Low THD: 0.04% (typ) ✅ Supply voltage range 2.7V to 5.5V 3mA current; Output: 2Vpp on 1.25V bias; Frequency Response: 20Hz - 20 KHz;Programmable Attack and Release Ratio. ✅ Low-noise microphone bias voltage 1.25V, 2Vpp. The included E-Book 📖provides useful information on how to begin your project, helps with a quick setup and saves time on the configuration process. ✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.
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