Buy the new Voice Microphone online at Robu.in. This Voice microphone is Multi-Channel and is suitable for mobile phones, telephones, tape recorders, voice-activated toys, computers, and other products. The sensitivity is in accordance with the IEC standard, and the sensitivity of “pa” is increased by 20dB, which is the same as the sensitivity of the “Ubar” unit.
Features:
Low noise
Low power consumption
Suitable for a wide variety of Electronic products
Multi-channel
Frequency Range: 50 – 20KHz
Microphone sensitivity 56 – 58DB
Package Includes:
1 x Microphone 9*7mm
🔌
Pin Connections
1 Table
Pin Connections Table 1
Board
Sensor Pin
Connection
Mic capsule
+/-
via bias resistor + coupling cap to board analog pin / GND
5// Analog pin A0 on Arduino Nano (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN A0
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
📄 File: microphone_9*7mm_-_arduino_mega.inoArduino Mega
333 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// Analog pin A0 on Arduino Mega (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN A0
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
📄 File: microphone_9*7mm_-_esp32.inoESP32
326 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// Analog pin 34 on ESP32 (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN 34
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
📄 File: microphone_9*7mm_-_esp8266.inoESP8266
328 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// Analog pin A0 on ESP8266 (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN A0
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
📄 File: microphone_9*7mm_-_stm32.inoSTM32
328 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// Analog pin PA0 on STM32 (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN PA0
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
📄 File: microphone_9*7mm_-_raspberry_pi_pico.inoRaspberry Pi Pico
338 characters
1//ekostra.com
2//electronics store in egypt
3//+201008896258
4
5// Analog pin 26 on Raspberry Pi Pico (via an amplifier stage - a bare capsule's raw signal is too weak/noisy to read directly)
6#define MIC_PIN 26
7
8voidsetup() {
9Serial.begin(115200);
10}
11
12voidloop() {
13int level = analogRead(MIC_PIN);
14Serial.println(level);
15delay(10);
16}
Bare electret microphone capsule - typically wired through a simple amplifier circuit (or an amplifier breakout like MAX9814) before feeding an analog pin.
Specification
