eMagTech 2 Sets Sound-Activated LED Melody Light Electronic Fabrication Kit for Soldering Practice Project Electronics DIY Solder Kits

eMagTech 2 Sets Sound-Activated LED Melody Light Electronic Fabrication Kit for Soldering Practice Project Electronics DIY Solder Kits

• Circuit principle, the voice-activated LED melody light circuit consists of a power supply circuit, a simple text amplifier circuit, the louder the voice, the brighter the LED.
• After this kit is powered on successfully, if you put it near the stereo, you can feel the melody of the sound combined with the flashing lights, making the lights dance with the music.
• By learning the principles of this kit, you can learn about the classic application circuits for microphones and then design many other circuits and products with sound control functions yourself.
• Soldering skills and basic circuit theory can be easily learned, after completing this principles practise,it provides extra motivation for learning electronics.
• This soldering practice kit is very simple and good for beginners to practice soldering.