Also, never max out the power settings (e.g., S-08 ). The radio’s final transistors will overheat. A safe bump from 50W to 60W SSB is fine; going for 100W will smoke the radio.
Old Man Miller’s workshop smelled of ozone and solder—a scent that usually meant something broken was about to be reborn. On his bench sat the AnyTone AT-5555N II anytone at-5555n ii service menu