DaveE's latest activity
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DaveE replied to the thread Engineering Half wave voltage doubler.These switching circuits are difficult to analyze on paper in general. Basically you would need to identify each of the states of the... -
DaveE reacted to berkeman's post in the thread Construction How do I fix a hedgehog enclosure that keeps getting too humid with
Like.
This thread means nothing without a cute picture of your hedgehog. :smile: -
DaveE reacted to DaveC426913's post in the thread Construction How do I fix a hedgehog enclosure that keeps getting too humid with Like.
By the way, do you have a hygrometer in there, to ensure you are tracking the actual humidity? They're about 10 bucks.
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DaveE replied to the thread Construction How do I fix a hedgehog enclosure that keeps getting too humid.More ventilation, I think.
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DaveE reacted to Daveylibra's post in the thread Student of Astronomy and planetary science with Like.
Hoping to use the forum to get some expert answers to some difficult questions!
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DaveE reacted to Greg Bernhardt's post in the thread Member and Mentor Appreciation Thread with
Agree.
It's sure been a wild ride this year! Between some AI missteps and breaking LaTeX for a good portion of the year (at least we got dark... -
DaveE replied to the thread Engineering Rectifier Meter.Without knowing the applied voltage, I don't think anyone can decipher this. I suspect that the problem statement isn't complete...
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Fig: Full bridge rectifier output I calculated above parameters for full wave bridge rectifier, so if Vm of the sine wave...
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Hi, I am a neurosurgeon from Turkey with an interest in physics. I don't have formal training in theoretical physics or advanced...
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DaveE replied to the thread Engineering Rectifier Meter.Are you familiar with integral calculus? Like finding the average value of an arbitrary curve.
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DaveE replied to the thread Engineering Rectifier Meter.Yes. But you could give it a variable name, like V, and write an equation. A galvanometer like this one will measure the average value...
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DaveE replied to the thread Undergrad How do I stretch a laser from a beam into a sheet?.TIL: Pillar Drill = Drill Press (I think). Y'all talk funny over there. Anyway lathes and milling machines aren't required. I could do...
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DaveE reacted to Dale's post in the thread High School Thought Experiment on Charge Carriers and Electrical Conduction with Like.
What you describe is just an odd plasma. It is odd because it is completely ionized and because the two charge carriers are...
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DaveE replied to the thread I'm trying to intuit how pull-up and pull-down resistors work.Your post ends with a question mark, but I'm not seeing the question. Keep studying, you'll get it. Otherwise I'm not sure how we can...
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DaveE replied to the thread Undergrad How do I stretch a laser from a beam into a sheet?.The "Y" in "DIY" stands for yourself. We can't tell you the best way for you to solve the mechanical mounting problem with your tools...