9-15V Voice Control Level Indicating LED Electronic Production DIY

Product Features: An electronic production DIY kit that makes it easy to create your own voice-controlled level indicating LED display. The kit includes all the necessary components, such as an Arduino Nano microcontroller, an LM3915N audio level indicator IC, and an LED bar graph display. Once assembled, the device can be used to visualize the audio level of a microphone or other audio source. Benefits: - Easy to assemble, even for beginners. - No soldering required. - Compact and portable. - Can be used with any audio source. - Great for learning about electronics and audio engineering. Key Usage Points: - Easy installation - Plug and play - Durable - Color options Detailed Specifications: - Power supply: 9-15V DC - Audio input: 3.5mm jack - LED bar graph display: 10 LEDs - Dimensions: 60 x 40 x 20mm - Weight: 25g Additional Features: - The kit comes with a detailed assembly manual. - The device can be powered by a USB power supply or a 9V battery. - The LED bar graph display can be customized to display different colors and patterns.

Arduino Voice Controlled LED Tutorial

Audio Level Indicator Circuit