Adding a Capacitance Hat to a Vertical Antenna

I attached a capacitance hat to the top of my JPC-12 portable antenna to improve performance #hamradio #portablehamradio #hamradioantenna Link to the capacitance hat I purchased: https://a.aliexpress.com/_mN2wOh9 Link to my book from the ARRL: https://home.arrl.org/action/Store/Product-Details/productId/2026924035