Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...

Build a $20K military-grade router alternative for just $106.23 using open-source tools and affordable hardware. Learn how to ...

Earlier in this series, a compact FM radio was created using a touch display. From there, the design moved forward with an FM ...

This paper presents the radio jammer for protection of VIP person, manpower and material resources against remotely controlled improvised explosive devices. The jammer is completely the result of ...