The 433MHz water tank level transmitter circuit built on a breadboard: In the transmitter circuit, you can connect four float switches (connect the common wire to all float switches and then the data ...
While substituting it, turn off the water supply and drain the tank. Follow it up by unbolting the float arm and securing its replacement ... especially the gasket connecting it to the cistern's ...
After strapping on their drysuits and sliding into their fins, the dive teams of North Idaho are ready to float above nearly 1,200 feet of cold, dark water to complete a somber mission. The divers are ...
BE SAFE. PLAN AHEAD. Alabama State Health Officer Dr. Scott Harris, urges everyone to heed all f the many Health and Safety Warnings as areas of the state prepare for the possibility of significant ...
For the “OK, Bye” climate conference in Reykjavík, Iceland, in May 2023, participants flew in from Silicon Valley, London, Copenhagen, and Berlin. The event’s theme was the ocean, so the stage, ...