Insertion Loss, A/B Amplifier Relay, Why It Is Called An RCA Phono Plug/Jack, Jim W6LG YouTube Elmer @ham-radio

Uploaded September 2022 | Updated September 2026, 2 weeks ago

Jim W6LG YouTube Elmer shows how to measure insertion loss on a box he built with a relay inside to select one of two linear amplifiers. He uses a NanoVNA to measure the insertion loss in an interesting way. If you would like to make a donation: paypal.com/donate/?hosted_button_id=F559TA6NT8QRU

Insertion Loss, A/B Amplifier Relay, Why It Is Called An RCA Phono Plug/Jack, Jim W6LG YouTube Elmer

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