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Arduino Theremin Musical Instrument Kit with Arduino Nano + Ultrasonic
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Arduino Theremin Musical Instrument Kit with Arduino Nano + Ultrasonic

SKU: CDN-KIT-2673-CL Brand: Compoden Category: Electronics > Kids Starter STEM > Project Kits
Rs. 960.00
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Arduino Theremin Kit: Build a Touchless Musical Instrument with Arduino Nano

Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.

Difficulty: Beginner Build Time: 2-3 hrs Age: 10-12 Skill: Distance-to-pitch mapping with Arduino

Transform invisible hand waves into musical notes. This kit lets you build a real theremin — no strings, no keys, just motion-controlled sound. Perfect for young inventors curious about sensors, sound, and code.

What You'll Build

A fully functional theremin-style instrument that changes pitch as you move your hand closer to or farther from the ultrasonic sensor. The piezo buzzer outputs clear, continuous notes, so you can create melodies by controlling distance. No soldering required — everything plugs into a breadboard.

What You'll Learn

  • How ultrasonic sensors measure distance using sound waves
  • How to program an Arduino to read sensor values and map them to musical frequencies
  • Basics of breadboarding and connecting electronic components
  • How to calibrate sensor range to produce a playable musical scale

Kit Contents

Component Quantity
Arduino Nano 1
HC-SR04 Ultrasonic 1
Piezo Buzzer 1
220Ω Resistors 2
Half Breadboard 1
MiniUSB Cable 1
M-M Wires 15

Why Buy This Kit Instead of Sourcing Parts Separately

Factor Sourcing Separately Compoden Kit
Compatibility checks You verify every part Pre-tested as a system
Build support Forums and scattered tutorials AI companion trained on this exact project
Time to first working build Days of debugging Hours, with step-by-step guidance
Shipping coordination Multiple sellers, multiple delays One shipment from Bengaluru in 3-5 days

Who This Kit Is For

This kit is ideal for kids aged 10-12 exploring electronics and coding for the first time. It suits CBSE science exhibitions, ATL Tinkering Lab sessions, and hobby clubs where a hands-on, working instrument makes learning unforgettable. Parents and educators looking for a guided STEM project that blends creativity with electronics will find it perfectly matched.

Built and Backed by Compoden

Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.

What if I get stuck during the build?

Scan the QR code on the box to chat with our AI build companion, trained step-by-step on this Theremin kit. You can also reach us via WhatsApp for real help from our team.

Can I play actual tunes with this theremin?

Yes! The pitch changes continuously with distance, so you can play simple melodies like 'Happy Birthday' or 'Twinkle Twinkle' once you get a feel for the hand positions. It's a real musical instrument.

Do I need any prior coding or electronics experience?

No. The project comes with ready-to-upload code and clear wiring diagrams. The AI companion walks beginners through every step, from installing the Arduino IDE to testing the sensor.

Is the ultrasonic sensor sensitive enough for precise notes?

The HC-SR04 sensor responds to hand movements within a few centimetres, giving you enough control for expressive playing. The kit's code maps the full sensor range to a comfortable musical octave, making it forgiving for new learners.

Ultrasonic sensor controls pitch of a buzzer — wave your hand to play music without touching anything.

What's in this kit

Shipping Information

  • Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
  • COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
  • Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location

Returns & Warranty

  • 7-Day Return: Manufacturing defects only (approval required)
  • Warranty: 7 days from delivery
  • Non-Returnable: Batteries, consumables, cut wires, clearance items

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