How to use the board

How

Step by step Guide

When getting the DIY soldering kit, first follow the build and assembly instructions. 

If the device is not working properly, check the try-to-fix-checklist in the document

Check the polarity of polarized components such as capacitors, leds etc. 9v battery clip is wired correctly (red generally is +, black is -) Check if your 9v battery is charged!  Check the solder points many times, can be a cold or not soldered properly

If all works continue to use the board?next steps...

Board Layout