1. “Give me FIVE!” – A QRP SSB multiband transceiver for 5 bands with 10 Watts output power - https://dk7ih.de/gimme-five-a-qrp-ssb-transceiver-for-5-bands-with-10-watts-output-power/
2. A Homebrew Z-Match Transmatch - https://wb3gck.com/2020/04/18/a-homebrew-z-match-transmatch/
3. END FED 6–40 Meter Multiband HF Antenna - http://www.earchi.org/92011endfedfiles/Endfed6_40.pdf
4. ADIF to Map Amateur Ham Radio Contacts by K2DSL - https://www.levinecentral.com/adif2map/
5. Запорізький радіоклуб UR4QZZ - https://www.youtube.com/channel/UCZgVRBp2MR7P68oOYRHCgHg/videos
** ZRC - //www.flickr.com/photos/182352982@N05/albums">https://www.flickr.com/photos/182352982@N05/albums
