8 Note Electronic Organ (how a "practice" kit can turn into a real project)
8 Note Electronic Organ (how a "practice" kit can turn into a real project)

8 Note Electronic Organ (how a "practice" kit can turn into a real project)

I turn NE555 based soldering practice kits from Aliexpress into gifts for children.
Overview Gallery Discussion
  • Original schematic from kit.PNG
    Original schematic from kit.PNG
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  • Revised for correct scale.jpg
    Revised for correct scale.jpg
    176.3 KB · Views: 13
  • 01 - Board assembled.jpg
    01 - Board assembled.jpg
    124.6 KB · Views: 11
  • 02 - Push button caps.jpg
    02 - Push button caps.jpg
    109.4 KB · Views: 10
  • Boost Converter.jpg
    Boost Converter.jpg
    54.9 KB · Views: 12
  • My drawing, Lee's reply.jpg
    My drawing, Lee's reply.jpg
    98.9 KB · Views: 10
  • 03 - PC board mounting rails.jpg
    03 - PC board mounting rails.jpg
    91.5 KB · Views: 9
  • 04 - Assembled.jpg
    04 - Assembled.jpg
    94.4 KB · Views: 8
  • 05 - Finished (almost).jpg
    05 - Finished (almost).jpg
    72.1 KB · Views: 90
  • 06 - End plates (internal).jpg
    06 - End plates (internal).jpg
    88.4 KB · Views: 10
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