Audio Transmitter Module DC 3-5V 87.0MHz-108.0MHz
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Product Introduction: Output Power:100mW Transmission Power:87.0MHz-108.0MHz Freuqency Adjustment Stepping:0.1MHz/times (short press the key);1.0MHz/times (long press the key) Modulation Mode:standa…
Read More…1.Adopt DSP And FM PLL Technique
2.Adopt Quartz Crystal Oscillator As FM Signal
3.Adopt Low Noise Audio Operational Amplifier To Provide MIC Amplification
4.Full Digitalization Control
5.Unique PC Audio Transmission
6.Power Off Save Frequency Point And Volume
7.LCD Display
1.Fearured controller: can set digital logic, process DSP audio signal, make LDO regulator and control LCD;
2.High-quality FM signal modulator: function well with the controller to complete the FM signal processing and modulation;
3.EEPROM memory: that is used for storage frequency, volume and other information when power down；
4.Highly stable crystal oscillator：that is used to provide accurate frequency sources for FM signal carriers;
5.low noise audio dedicated amplifier; that is used to collect the weak sound signal and achieve the pre-amplification for the pickup(electret microphone).
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