Most digital multimeters have a sensitivity of 200 mV and in input impedance of 10 MR. With this information you can calculate that at full scale there will be a current of 20 nA (nano-ampères). In ...

NANCY: TODAY’S WEATHER, NEARLY PERFECT. MILD TEMPERATURES AND NO STORMS. STEWART: BUT WE KNOW ALL TOO WELL WHAT DANGERS WE FACE WHEN STORMS ARE ROLLING THROUGH DURING THOSE HOT AND HUMID AFTERNOONS.

Question: Does an automated surface observation system (ASOS) have a built-in lightning detection system? Without an observer, how does it know to add a thunderstorm (TS), thunderstorms in the ...

LIFELINE BY CALLING OR TEXTING NINE, EIGHT, EIGHT. AND ALREADY THIS STORM SEASON, WE’VE HAD A SCARY RUN OF LIGHTNING IN CENTRAL FLORIDA. TAKE A LOOK AT A SNIPPET OF LIGHTNING WE SAW LAST NIGHT. IT WAS ...