https://www.instructables.com/DIY-Altoid-DTMF-EncoderGenerator/
DIY Altoid DTMF Encoder/Generator!: We take it for granted in the modern age, but just a couple of decades ago (!), I still vividly remember using my rotary...
diyaltoiddtmfencodergenerator
https://www.instructables.com/Altoid-Flux-Capacitor-Computer-Lamp/
Altoid Flux Capacitor Computer Lamp: This is a project I made because I am a big fan of back to the future and I love making stuff with hot glue and altoid...
flux capacitoraltoidcomputerlampsteps