DIY: How to build a Noise-Cancelling Passive Loop (NCPL) antenna | The SWLing Post
A Magnetic Loop Antenna for Shortwave Listening (SWL) - KR1ST
Small Magnetic Receiving Loops
Amazon.com: MLA-30+ Loop Antenna,0.5-30MHz Active Receiving Antenna,MLA-30 Plus Loop Antenna for HA SDR Short Medium Wave Radio,with 10m Feeder,Built-in Low Noise Amplifier,for Rooftop,Balcony : Electronics
vk3ye dot com - Magnetic loop antenna for 160 - 15 metres
V.L.F. Loop Antenna, January 1963 Electronics World - RF Cafe
Magnetic Loop Antennas for RDF, Receiving, Transmitting
high frequency - What, if anything, makes shielded loop antennas so great at rejecting local noise? - Electrical Engineering Stack Exchange