| FCC Exposure Rules Soon to Affect Every US Radio Amateur - N9GL |
| FCC Exposure Rules Soon to Affect Every US Radio Amateur - N9GL http://www.arrl.org/files/file/QST/This%20Month%20in%20QST/2023/05%20may%2023/05%202023%20LAPIN%20article%20of%20the%20month.pdf |