FT8- WSJT-X for newbies by Joe Lalumia:
How an Antenna Trap Works by Stan Gibilisco:
Hakko FR-300 desoldering tool a must for any bench:
By Steve Ellington: “A/B switch between the IC-7300 and K3S with all controls set flat, stock and same. Bandwidth 450 Hz. Identical speakers. Antenna switched between rigs”.
This gentleman reminds me of an instructor teaching one of the amateur radio classes I attended about 10 year ago.