Introduction: How to Assemble a Laser Harp DIY Kit?

By ICStation.com
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Description:

This Laser Harp kit is one of the best sellers among our diy kits categories.

There are a total of 7 strings. When the string is cut, the buzzer sends out the corresponding sound level. When the string is cut, the LED of the string is lit up.

Laser harp’s strings is replaced by laser beam. You can play the laser beam as a string. Each beam has a different pitch. It's very interesting to assmbly and play it with kids at weekend

Step 1: Install 10pcs 1Kohm Metal Film Resistor

Step 2: Install 9pcs 10Kohm Metal Film Resistor

Step 3: Install Ceramic Capacitor, Crystal Oscillator, Electrolytic Capacitor

Install 2pcs 30pF Ceramic capacitor at C1-C2.

1pcs 12MHz Crystal oscillator at Y1.

1pcs 47uF 16V Electrolytic capacitor at E1.

Please ay attention to the positive and negative poles of electrolytic capacitors and the longer pin is positive pole.

Step 4: Install 7pcs 3mm White LED and 3pcs 3mm Red LED

Please pay attention to the positive and negative poles of LED and the longer pin is positive pole.

Step 5: Install 1pcs S8550 TO-92 Transistor and 1pcs DIP-40 IC Socket

Step 6: Put a Suitable Length of Heat Shrinkable Tube on the Photosensitive Sensor

Step 7: Install 7pcs Photosensitive Sensor at R17-R25

Step 8: Install Button, Socket and 4Pin Male Pin

Install 2pcs black button and 1pcs white 2P socket.

Install 1pcs DC005 power supply socket and 1pcs 4Pin Male pin.

Step 9: Install 7pcs Laser Head

Step 10: Mounting Brackets

Step 11: Connect Speaker and IC

Step 12: Done! Enjoy the Time to Play Laser Harp

Step 13: Video Demo

If you are interested in making this Laser harp kit, welcome to visit ICStation website and get the extra 15% off code: hhics.

ICStation offer wide selection of Electronic DIY kits from $0.99, with detailed diagram and installation instructions. If you need any help with DIY project, plz feel free to contact us.Enjoy fun with ICStation DIY Kits!