Audio Amplifier Board kit
12V最佳迷你音頻放大器板,用于雙向音頻語音通信無線視頻音頻鏈路
功能:
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.
電路板尺寸: 45*30mm
Fixing hole: 3.2mm
Interface Description
power interface | 引腳1 | 引腳2 |
Molex436500200 | VCC | 吉安达 |
Connection Instructions: Connect to Power
VCC: Positive terminal of power interface, 輸入: 6.5-18V
吉安达: Negative terminal of power interface
voice input interface | 引腳1 | 引腳2 | 引腳3 | 引腳4 |
Molex0022057045 | 咪 | 吉安达 | 吉安达 | Audio_out |
Connection instructions: Connect to Wireless IP Ethernet Video Audio Data Transmission’s Audio Interface
咪: microphone input
吉安达: 電源接地
Audio_out: Voice output interface
Volume adjustment interface | 引腳1 | 引腳2 | 引腳3 | 引腳4 | 引腳5 |
Molex0022057055 | RL | V0 | 相對濕度 | SW1 | SW2 |
Connection Instructions: Connect to Volume Adjustment Knob Switch
RL: Knob resistor fixed end
V0: Knob resistor tap end; internally connected to RH.
相對濕度: 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 | 引腳1 | 引腳2 | 引腳3 | 引腳4 | 引腳5 | 引腳6 |
Molex0022057065 | PPT- | PTT+ | 咪 | 吉安达 | SPK- | SPK+ |
Connection instructions: Connect to the hand microphone
PTT-: Negative terminal of a button, internally connected to ground.
PTT+: Button positive end
咪: voice microphone input
吉安达: 電源接地
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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