88-108MHz DIY Kit FM Radio Transmitter and Receiver Module Frequency Modulation Stereo Receiving PCB Circuit Board
FM Radio Transmitter
Description:
1. Model:RF-02FM
2. Operating Current:5-15mA
3. Operating Voltage:DC 3-6V
4. Transmission Distance:5-50m
5. Transmission Frequency:88-108MHz
6. Audio Input:-15dB (max)
7. PCB Size:53*40mm
FM Radio Receiver
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) circuit
2>.Support the global frequency band 76-108Mhz
3>.DIY manual welding
4>.Simple and easy to operate
5>.Support radio memory function
Parameter:
1>.Item name:FM Stereo Radio Module DIY Kit
2>.Item Mode:YFM-2
3>.Work Voltage:DC 3V
4>.Work Current:19mA
5>.Work Frequency:76-108Mhz
6>.Output impedance:32ohm
7>.Work Temperature:-40??~85??
8>.Work Humidity:0%~95%RH
9>.Size(Installed):57*32*20mm
Applicable:
1>.Training welding skills
2>.Student school
3>.DIY production
4>.Project Design
5>.Electronic competition
6>.Graduation design
7>.Crafts collection
8>.Home decoration
9>.S0uvenir collection
Installation 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
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.
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88-108MHz DIY Kit FM Radio Transmitter and Receiver Module Frequency Modulation Stereo Receiving PCB Circuit Board
SKU: HA1909475
$4.04 – $5.99
-23%
88-108MHz DIY Kit FM Radio Transmitter and Receiver Module Frequency Modulation Stereo Receiving PCB Circuit Board
$4.04 – $5.99
Additional information
| Weight | 0.05 kg |
|---|---|
| The Type: No selection | Receiver, Transmitter |
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