The frequency requirement in jammer operations states you must...

• A. Must have the target frequency to match or offset
• B. Must be in line with polarization
• C. Must avoid the target frequency entirely
• D. Must operate on a completely unrelated band

Answer: (A)

The key idea is that to truly disrupt a target channel, you must place your jamming energy where the receiver is listening. That means jamming on the target frequency itself or very close to it (an offset within the receiver’s bandwidth) so the jammer’s energy blends with or swamps the desired signal. If you avoid the target frequency entirely, the jammer’s energy largely misses the channel and interference is minimal. Polarization alignment can improve how effectively your antenna transfers power, but it doesn’t replace the need to be on or near the correct frequency. Operating on a completely unrelated band would not reliably affect that channel unless you’re employing a broad or spread-spectrum approach, which isn’t the general rule described here.