Audio Amplifier Board kit
12V Найкраща плата міні-аудіопідсилювача для двостороннього аудіо-голосового зв'язку бездротового відео-аудіозв'язку
функція:
The main function of the audio power amplifier board is to amplify the output and input voice signals with the wireless IP ethernet transmission and volume adjustment function
This is an Audio power amplifier board. Our wireless video and audio data link TX900, has an Audio interface, which can realize two-way voice intercom, but its voice is very small and needs to be amplified by a voice power amplifier board. , the received voice is amplified through the amplifying board to enhance the sound, which can be passed to the microphone and speaker of the intercom headset.
розмір плати: 45*30мм
Fixing hole: 3.2мм
Interface Description
інтерфейс живлення | Pin1 | Pin2 |
Molex436500200 | VCC | GND |
Connection Instructions: Connect to Power
VCC: Positive terminal of power interface, вхід: 6.5-18V
GND: Negative terminal of power interface
voice input interface | Pin1 | Pin2 | Pin3 | Pin4 |
Molex0022057045 | мікрофон | GND | GND | Audio_out |
Connection instructions: Connect to Wireless IP Ethernet Video Audio Data Transmission’s Audio Interface
мікрофон: microphone input
GND: силове заземлення
Audio_out: Voice output interface
Volume adjustment interface | Pin1 | Pin2 | Pin3 | Pin4 | Контакт 5 |
Molex0022057055 | RL | V0 | Горизонтальні дозволи | SW1 | SW2 |
Connection Instructions: Connect to Volume Adjustment Knob Switch
RL: Knob resistor fixed end
V0: Knob resistor tap end; internally connected to RH.
Горизонтальні дозволи: The other end of the knob resistor is fixed; it is internally connected to V0.
SW1: one end of the knob switch
SW2: The other end of the rotary switch
voice output | Pin1 | Pin2 | Pin3 | Pin4 | Контакт 5 | Pin6 |
Molex0022057065 | PPT- | PTT+ | мікрофон | GND | SPK- | SPK+ |
Connection instructions: Connect to the hand microphone
PTT-: Negative terminal of a button, internally connected to ground.
PTT+: Button positive end
мікрофон: voice microphone input
GND: силове заземлення
SPK-: speaker positive end
SPK+: speaker negative terminal
This 12V Best mini audio amplifier board can provide an efficient and noise-free technical guarantee for your two-way voice communication.
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