Circuit Skills: Customizable LED Color Organ Kit
This intermediate project will cover a number of concepts fundamental to analog electronics - frequency, filters, signal & ground relationship, etc. - as well as incorporating build techniques from past installments of the series.I'll explain the basic functionality of an LED color organ ("sound-to-light" circuit) - and of course build it! The initial description will follow the circuit's schematic covering the role of each major component involved, which will demystify all of the actual physical connections I solder during construction. And the result of this educational build process - an LED lightshow controlled by music!
This kit is called "customizable" because you layout the components on the blank PCB according to your preference. An easier drop-and-solder version is now available! See our Easy Color Organ Kit here.
Click here for a design schematic and to follow Collin Cuningham as he builds his LED Color Organ.
**Note: You will need a 12 volt power supply to power the board. We recommend Jameco P/N: (252824).
Customizable LED Color Organ Kit Includes:
| Part No. | Description | |
| 23915 | Quad 741 Operational Amplifier | |
| 37197 | IC Socket, 14pin, Machine Tooled Low Profile | |
| 2168131 | 3.5mm Stereo Jack, R/A | |
| 206587 | Prototype Builder | |
| 2186419 | Yellow LED, Water Clear | |
| 2239023 | Blue LED, Water Clear | |
| 2188449 | Red LED, Water Clear | |
| 544833 | Ceramic Radial Capacitor, 0.01uF, 100V | |
| 25523 | Capacitor, 0.1uF, 50V | |
| 1947327 | Capacitor, 2200pF, 100V, 10% | |
| 544913 | Capacitor, 0.047uF, 100V | |
| 29831 | Radial Capacitor, 1uF, 50V | |
| 609561 | Radial Capacitor, 2.2uF, 50V | |
| 31000 | Radial Capacitor, 4.7uF, 50V | |
| 93739 | Radial Capacitor, 22uF, 50V | |
| 178597 | Transistor, 2N3904, BJT NPN | |
| 691260 | Resistor, 1/4W, 47KΩ | |
| 690865 | Resistor, 1/4W, 1KΩ | |
| 691585 | Resistor, 1/4W, 1MΩ | |
| 691243 | Resistor, 1/4W, 39KΩ | |
| 691340 | Resistor, 1/4W, 100KΩ | |
| 690785 | Resistor, 1/4W, 470Ω | |
| 691526 | Resistor, 1/4W, 560KΩ | |
| 690822 | Resistor, 1/4W, 680Ω | |
| 690671 | Resistor, 1/4W, 160Ω | |
| 43051 | Potentiometer, 3/8" Square, Cermet, 1/2W, 20KΩ | |
| 76961 | Diode, 1N4002 | |
| 51626 | IC Socket, 8pin, Machine Tooled, Low Profile | |
| 251061 | Dual Op Amp, MC34072P, 8-DIP | |
| 101178 | DC Power Jack, Male, 2.1mm |
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Product Identification
Product Type:LED Soldering Kit
Features
Design Level:Advanced Kit
Piece Count:67