Spiral loop
20m Loop Antenna by SM0VPO
20m Loop Antenna by SM0VPO
Marty needs advice as he builds a passive magnetic loop antenna | The SWLing Post
20m Loop Antenna by SM0VPO
IN3ECI - Italian Amateur Radio Station
Spiral loop
How to build SM0VPO's 20 meter magnetic loop antenna | The SWLing Post | Radio, Ham radio, Ham radio antenna
The Creative Science Centre - by Dr Jonathan P. Hare
80 meters spiral loop antenna - The DXZone.com
RF BALUNs by SM0VPO
Small Space HF Antenna by Harry Lythall (SM0VPO)
80 METER FRAME ANTENNA by SM0VPO
20m Loop Antenna by SM0VPO
Spiral loop
Small Space HF Antenna by Harry Lythall (SM0VPO)
BALCONY ANTENNA EXTENSION by SM0VPO
PG1N's HAM Radio Site - 20m Projects - Loop Antennas
Spiral loop
PACKING CRATE ANTENNA by SM0VPO
The Creative Science Centre - by Dr Jonathan P. Hare
20m Loop Antenna by SM0VPO
The Creative Science Centre - by Dr Jonathan P. Hare
