DC 5V 87-108MHz FM Radio Module Digital Radio Kit DIY Soldering Project FM Radio Module DIY Kits LED Display Soldering Learning

Features:
: Using DC5V working voltage, easy to access power, supporting computer USB power supply and mobile charging bank
: The radio uses digital channel adjustment and volume control. It is more convenient to search for radio stations and adjust the volume
: In addition to the basic functions of a radio, it is also equipped with 10 LED lights. When you listen to the radio, these LED lights will randomly flash different colors of light, and bounce with the sound of the radio, making your DIY radio unique
: Equipped with a high-definition LCD screen, after assembly, you can freely adjust the frequency and volume you want to listen to through the buttons below the radio
: This is a radio electronic welding kit that allows electronics enthusiasts and beginners to perfectly learn welding skills and abilities while obtaining a practical radio

Brief introduction:
: The main control chip is composed of an STC89C52 chip and a 5807 core device. It is connected through the I2C bus between the master and slave devices. The method of software simulation of bus timing is used to drive the 5807 chip to work. The program realizes the automatic radio search function, with a frequency reception range of 87-108MHZ, and the frequency band information is displayed in real-time through the LCD 1602 LCD screen. The output audio signal is amplified by the power amplifier chip LM386 and then drives the speaker to work.
: Good reception sensitivity and sound quality, strong anti noise interference ability, effectively reducing noise interference when listening to the radio, and the sound becomes clearer under the action of the power amplifier chip,
: Adding a level indicator makes listening to the radio a complete enjoyment.

Package Contents:
: Power supply: DC seat power supply: 5V, positive inside, negative outside
: Frequency modulation range: 87MHZ-108MHZ
: Working voltage: 4.5V-5.5V DC
: Introduction to level indicators: There are 10 level indicators, using seven color fog light slow flashing LEDs. The lights are lit according to the volume. The higher the volume, the more lights will be lit from the middle to both sides, and the color of the lights will change themselves. The fog light is more dreamy and beautiful.

Usage method:
: Press the left button to turn on/off the power supply.
: Press the right button to turn the spectrum indicator on/off.
: Press "S+" or "S -" to adjust the volume.
: Press P+or P - to adjust the reception frequency and FM station.
: Note: The finished shell is not assembled and needs to be assembled by the customer

Package Contents:
Package A:
: Radio kit X1

Package B:
: Radio kit X1
: Housing X1
: Horn X1

Package C:
: Finished radio X1
: Housing X1
: Horn X1
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.