Various methods can achieve an antenna with band-notched characteristics. With the present design, the authors inserted C-shaped slots in various antenna configurations to create a desired frequency stopband.
In-field microwave measurements have long been associated with mediocre portable test equipment. Boasting lab-worthy performance, a new line of portable analyzers may finally be shifting this perception.
By understanding how different circuit-material parameters translate under battlefield conditions, those materials can be more easily selected for military applications.
Advanced encryption techniques are needed to ensure the security of two-way radios for government and military applications.
Magnetism can be used to identify weapons and explosive materials that might be at risk in the line of RF energy.