Mark's Homebrew Crystal Radios


My first three models.


 

Model A-1, raw assembly

Model A-1, finished

Model A-2, finished

Model A-2, rear view

Model A-3 (Mystery Coil)

Model A-3, overhead view

Cigar Box Radio (interior)

Cigar Box Radio (exterior)


Little Treasure Chest (exterior)

Little Treasure Chest (interior)

Model A-4

Model A-4 (overhead)

Model A-5 Tea Box

Model A-5 Tea Box (overhead)