Using Gain-Master CB Antenna on 20m Band

A Gain-Master CB (27MHz) antenna will tune on 15m and 20m - but how well do they work? Let's find out. More CB Antenna stuff here:

▶️ https://youtu.be/R2QNvcI08hU - An Idea
▶️ https://youtu.be/TiRKGvfeBqw - Making the "contraption"
▶️ https://youtu.be/V8Qq4-0_TjQ - The "HOLY COW" Build

More videos:
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7zFt6NV9fnnde2lP11fUTQ8 Antenna Modelling
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7xtKohJRipVLQ6rxYzRP8eq Tips and Tricks
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7xwhA0Msm_bNT4CQ_Bj5D4c Antennas
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7wc6svNLY7IDthw1YCFNq9W Live Streams
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7w9dp9Eqg_UhamrY5Ck3dyX My Stuff
▶️ https://youtube.com/playlist?list=PLcC64tNkZB7xvc3rHlpqqCkiBdAzYe8cf Ham Radio Training