Well, at around 8:00 AM Saturday, 12 April we got hit with a major thunderstorm – lightning, hail, wind, much rain. At which time my station went dead. I didn’t discover this until later in the day. Turns out the DS9097U RS232 interface connector got zapped by a lightning induced surge. This gave me a chance to make some more updates to my software and things are now back up using my spare DS9097U. I’ve ordered the parts to build a surge protector to avoid future recurrences. I’ve also modified my temperature/humidity housing to eliminate radiated heat from direct sunlight: