76-108MHz FM Stereo Radio DIY Kit Wireless FM Transmitter and Receiver Module Frequency Modulation Soldering Practice Project

76-108MHz FM Stereo Radio DIY Kit Wireless FM Transmitter and Receiver Module Frequency Modulation Soldering Practice Project

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Our shop sells the most popular 3C consumer electronics products,such as mobile phone accessories,computer accessories,game peripherals,smart wearables,and follow the most popular fashion trends. If you like our products,please follow us,become our follower and fan.We will provide you with the most popular products to satisfy your fashion shopping experience.is_customized : YesModel Number : 76-108MHz FM Stereo Radio DIY KitOperating Temperature : 1Dissipation Power : 1Supply Voltage : 1Condition : NewType : Voltage RegulatorBrand Name : AITEXM ROBOTOrigin : Mainland China76-108MHz DIY Kit FM Radio Transmitter and Receiver Module Frequency Modulation Stereo Receiving PCB Circuit BoardDescription:1.?Model:?RF-02FM2.?Operating?Current:?5-15mA3.?Operating?Voltage:?DC?3-6V4.?Transmission?Distance:?5-50m5.?Transmission?Frequency:?88-108MHz6.?Audio?Input:?-15dB?(max)7.?PCB?Size:?53*40mm76-108MHz FM Stereo Radio DIY Kit Wireless FM Receiver Module Frequency Modulation Electronics Soldering Practice Project DC 2.7V-3.3VNote: Please don't use 18650 battery, if not it will damage the item.Description:- The YFM-2 type radio circuit is very simple.- The total number of components does not exceed 19.- Although the number of components is not large, it includes two types of components: SMD and DIP which are suitable for novices and friends who want to practice soldering of SMD components.Features:1>.Built-in digital automatic gain control (AGC) circuit2>.Support the global frequency band 76-108Mhz3>.DIY manual welding4>.Simple and easy to operate5>.Support radio memory functionParameter:1>.Item name: FM Stereo Radio Module DIY Kit2>.Item Mode:YFM-23>.Work Voltage:DC 3V4>.Work Current:19mA5>.Work Frequency:76-108Mhz6>.Output impedance:32ohm7>.Work Temperature:-40℃~85℃8>.Work Humidity:0%~95%RH9>.Size(Installed):57*32*20mmApplicable:1>.Training welding skills2>.Student school3>.DIY production4>.Project Design5>.Electronic competition6>.Graduation design7>.Crafts collection8>.Home decoration9>.Souvenir collectionInstallation Tips:1>.User needs to prepare the welding tool at first.2>.Please be patient until the installation is complete.3>.The package is DIY kit.It need finish install by user.4>.The soldering iron can't touch the components for a long time(1.0 second), otherwise it will damage the components.5>.Pay attention to the positive and negative of the components.6>.Strictly prohibit short circuit.7>.Install complex components preferentially.8>.Make sure all components are in right direction and right place.9>.It is strongly recommended to read the installation manual before starting installation!!!Installation Steps(Please be patient install!!!):1>.Step 1: Install 1pcs SOP-16 RDA5807PF at U1.There is a dot on one corner of the IC and there is a rectangle pad on PCB where the Pin1 of IC can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC.2>.Step 2: Install 1pcs 30K ohm Resistor at R1.3>.Step 3: Install 1pcs 0.1uH Inductor at L1.4>.Step 4: Install 2pcs 1uH Inductor at L2,L3.5>.Step 5: Install 1pcs 32.768KHz Crystal Oscillator at Y1.6>.Step 6: Install 1pcs 24pF Ceramic Capacitor at C1.7>.Step 7: Install 1pcs 0.01pF(103) Ceramic Capacitor at C2.8>.Step 8: Install 1pcs 0.022pF(223) Ceramic Capacitor at C3.9>.Step 9: Install 5pcs 6*6*5mm Switch at S1-S5.10>.Step 10: Install 1pcs 100uF 16V Electrolytic Capacitor at C4,C5. Please pay attention to the positive and negative poles. The shorter pin is the negative pole.11>.Step 11: Install 1pcs 3.5mm Audio Jack at J1.12>.Step 12: Connect battery box.Pay attention to positive and negative.13>.Step 13: Use a cable tie to fasten the battery box.14>.Step 14: Connect to power supply and enjoy the effect.