Our Heathkit CR-1 Crystal Receiver from 1958 appears to be complete and ready for testing. As with all crystal radios it requires no direct power supply other than the very small voltage that makes up the incoming radio wave from a local station.  →

This crystal radio is likely from the early 1920s. It has a composition front panel that is attached to a nicely constructed and finished oak box. The tuning coil and capacitor are inside the box.  →

This early crystal radio was likely made in the early to mid 1920s. The builder appears to have used scrap wood, some of which may have been part of a discarded cigar box.  →

The Metro Jr. crystal radio was made by Metro Electrical Company, Inc. of Newark, NJ. It was produced in 1923 and 1924. This is a simple radio that is designed to receive local AM radio stations in the broadcast band. The radio was also called the Metropolitan. This radio is designed to be tacked down … Continue reading "Metro Jr. Crystal Radio"  →

The Philmore Little Wonder Crystal Radio is noted for the glass cover over its catwhisker to prevent accidently changing the adjustment. It is most likely an early version made in the 1920s.   →