Jerry, Here is the published thing inspired by your design. Always easier to modify than to create from scratch! Appreciate the head start. https://www.thingiverse.com/thing:4190589 Mark

#case #stm32 #build

The 2.8 inch displays for a W8BH Morse Tutor (ESP32 Rev 2B) that were shipped on 4 JAN came in today (25 JAN). So that took 21 days to get here. Today is Chinese New Year. So in a couple of weeks, the

#build #esp32

Great! Thanks!

#esp32 #build

I did a few tests to see which batteries work best with the Morse Code Tutor. 9V batteries quickly die, but three (3) AA batteries keep the device humming for hours. I posted my results at http://w8bh

#build #tutorial