Apr 18, 2018 - I needed to build an antenna for an RTLSDR stick and a discone antenna seemed to fit the bill.
Mostly 3D printed discone antenna - ByTechLab
Discone Antenna 101 - All Your Concerns Answered in One Area
Discone Antenna 101 - All Your Concerns Answered in One Area
Antenna Systems - HPR.0990
Titan Missile Museum - GREEN VALLEY AMATEUR RADIO CLUB
Home Made Coat Hanger Discone
Equipment antenna UHF 70cm, BNC
This Mostly 3D-Printed Discone Antenna Is Ready For Broadband Duty
Quarter Wave Dual Band VHF/UHF Ham Radio Antenna by Asni Nor Rizwan : 10 Steps - Instructables