• You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs.

Reply to thread

You beat me to it. A LPF actually  bypasses the harmonic content to ground in series mode and attenuates it in parallel mode thus preventing it from reaching the antenna  . Nothing is reflected back to the transmitter.