What might a no SWR reading indicate?

A no SWR (Standing Wave Ratio) reading could suggest that there is perfect impedance matching in the antenna system. When the impedance of the antenna matches the impedance of the transmission line and the transmitter, it indicates that all power being transmitted is being effectively radiated and there are no reflected waves.

This situation is optimal for an antenna system, as it implies that energy is not being lost in the transmission line or reflected back toward the transmitter, which is represented by a low SWR reading. Achieving a no SWR reading signals that the antenna is functioning efficiently, highlighting the importance of proper matching between the transmitter's output and the antenna's input.

A low or no SWR reading does not imply overloading of the transmitter or poor electrical contact, as those would typically reflect a higher SWR due to mismatches or losses in the system. Rather, it indicates a well-tuned system where the energy is utilized effectively.