Collins-style Radios

Components used

Materials (costs all of materials - "almost nothing"

• Piece of rigid PVC (60 x 66 mm)
• Piece of dark-red plexiglass (60 x 32 mm)
• Acrylic aerosol paint
• PVC pieces for frame (or 3d-printed frame)

Electronics (costs - about)

• 2x 7-segment dispplays
• Rorary switch
• 2-way momentary switch
• 2 buttons (or 3)
• 2 encoders (or one with button)
• 2-4 LEDs (optional)

Costs of all components - about $15

....... To be added later .............