sequential (143) Signal strength
https://johnchihau.blogspot.com/2026/07/john-take-look.html?m=1 . Ref: https://johnchihau.blogspot.com/2026/07/john-take-look.html?m=1 . . . John : Take a look. https://johnchihau.blogspot.com/2026/07/john-take-look.html?m=1 . It's the central frequency of GSM. Me: Ok. John : Take a look. https://chihaukam.blogspot.com/2026/06/httpschihaukam.html?m=1 . It's the central frequency of GPS. Me: Ok. John : See the Pic above. It's the central frequency of RJ45. Me: The concept of central frequency of RJ45 us same as the concept of central frequency of GSM or GPS. John : Yes, Me: You mean, hacking an airplane is same as hacking a mobile phone or a personal computer. John : Yes, they are the same. It's "Only" the problem of central frequency. At the point of central frequency, there's resonance.