Tbd
Archive for April, 2024:
2024-04-20 RCWL-0516 Microwave Doppler Motion Sensor Module Schematic KO4BB
The modules use both the RCWL-9616 and the BISS-0001 but it seems the schematics are all labeled BISS-0001. The parts values are different. He gives some good information about them. They operate at 3.5 and 3.98 GHz – the ones I have were advertised at 5 GHz. Also he shows his own version that uses a
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2024-04-19 You’ve Got Mail
Orchestra plays Windows prompts https://www.facebook.com/reel/1339346599973915?mibextid=9drbnH
2024-04-18 Wind Power Was Record Growth in 2023
Quote: “”The global wind industry installed 117 gigawatts (GW) of new capacity in 2023, making it the best year ever for new wind energy – here’s what happened and where.”” 2023 was a record year for wind power growth – in numbers
2024-04-17 Green Hydrogen MUST Replace The Huge Amount Of Gray And Brown Hydrogen Already Being Consumed By Industry
I’m flabbergasted that so many people don’t get these facts. There are many segments of industry that are heavily dependent on a supply of hydrogen – a couple large segments are plastics and fertilizer. This industrial hydrogen segment is huge and is a major contributor of greenhouse gases. Hundreds of millions of people depend on
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2024-04-16 White Vinegar Isn’t Neutralizing NiCad Electrolyte
I put white vinegar on the areas where the NiCad juice turned the PCB green, and it didn’t seem to do anything. So after awhile I washed it off with plain tapwater. I used a soft brush and a lot of the green coating washed off. It’s not in very good shape. I’m wondering if
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2024-04-16 California 100% Renewables for 30 Days!
That’s great news! One thing I just remembered is that the nuclear power plants (Diablo Canyon, Palo Verde) usually shut down for maintenance in the spring when demand is lowest. Otherwise they normally run 24/7 and there wouldn’t be any time during the day when it would be 100% renewables. California exceeds 100% of energy
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2024-04-15 First Trump Criminal Trial: What To Expect
A comprehensive summary from PBS News hour. https://www.pbs.org/newshour/politics/what-to-expect-from-trumps-first-criminal-trial
2024-04-15 List Of Largest CO2 Producers Worldwide, And Other Info
Quote: “”An independent think tank producing data-driven analysis on how business and finance are impacting the climate crisis”” “”The Carbon Majors dataset has played a pivotal role in holding fossil fuel producers to account for their climate-related impacts in academic, regulatory, and legal contexts. Examples include quantifying the contribution these entities have made to global
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2024-04-14 Drone Recharges From HV AC line
Wow! It just clips onto the HV cable and recharges while it’s hanging there. Presumably the drone has an inductive pickup coil that’s up against the conductor that’s carrying hundreds of amps. I bet Joe Tegtmeyer would like to have one of these! https://www.facebook.com/interestingengineering/videos/1123581112297321/?mibextid=NnVzG8 https://www.facebook.com/reel/415716777728231?mibextid=9drbnH&s=yWDuG2&fs=e
