Homemade Crystal Radio Headphones?

Answer A crystal radio is a primitive form of radio set that you can build at home. Because of the small currents involved, you can't use ordinary headphones with a crystal set -- you'll need special sens... Read More »

Top Q&A For: Homemade Crystal Radio Headphones

If you plug a mic into the base unit of a wireless FM headphone firstly will the headphones be able to pick up noise from the mic And can you use an FM radio instead of the headphones?

SonySony....REALLY??? Is that the best you could do??? There are numerous earbuds but you need to ask youself what you are willing to spend. You can get them upwards of $400 but you can also get de... Read More »

How to Make a Crystal Radio?

If you appreciate ingenuity, simplicity, and like instant gratification from your radio projects, then you ought to spend a few minutes building your own foxhole radio. Foxhole radios were built by... Read More »

How to Build a Crystal Radio Set?

The crystal detector was first developed around the turn of the 20th century, yet aficionados continue to build and experiment with them. These most simple of radio receivers are the basic building... Read More »

Can i use a 1N4004 diode in a crystal radio?

No you can't use a rectifier diode as a detector in a crystal set.The characteristics of the diodes are different and are for very different applications.