The models
BM1K
Perfect for anyone looking for a radio that is easy to use. No complicated menus – just switch on and listen. Ideal for seniors, children and purists.
BM2K
Perfect for everyday life.
Simple operation with additional flexibility: change stations, adjust the volume and pause – ideal for everyday use.
RM5K
This model combines nostalgic design with modern technology. Perfect for anyone who wants to combine a vintage look with new technology.
Material costs
The material price alone (as of 2025) is around €100. The Raspberry Pi, the amplifier and the speaker make up the largest part.
If you want to save a little, many components can also be purchased cheaper from Chinese stores.
A detailed parts list is included in the assembly instructions.