Crystal Radio Hobby Kit By using the Crystal Radio Kit as a radio experimenter, you will be able to learn the basic radio circuit elements that are required for receiving radio signals. You'll also get a bonus: your DIY AM radio will function as a radio tuner A crystal radio is a basic radio that was popular in the early days of the radio industry because of its simplicity. AM radio stations can be picked up and played using this electrical circuit. Crystal radios don't use batteries or connectors for power; instead, they harness the energy of the radio waves themselves. There's no need to travel back in time to try this technology because we made sure it was included in our selection. The Crystal Radio Hobby Kit is perfect for those who like to fix and work on tiny stuff or students who are just learning about radio technology as it includes a circuit explanation. The kit comes with a silk-screened PCB (81x53mm), a small-signal Schottky diode crystal, a pre-wound coil, an earphone, and other components. You now have everything you need to launch your own radio station in your bedroom or backyard. This is a great Father's Day gift for dads who like to fix and wire things in their leisure time. We owe our sophisticated technology to these classic technologies; go forwards by going back and learning with your own Crystal Radio Hobby Kit Kit Form : Short Form (circuit only) Difficulty : Simple Estimated Construction Time : 30.0min Tools required : Soldering Iron Application Field : Miniature FM Transmitter Instructions Included : true PCB Width : 50.0mm PCB Length : 80.0mm Length : 81.0mm Width : 53.0mm