berkeman's latest activity
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berkeman replied to the thread Engineering Design of Boost Converter.What are your L and C values and what is the switching frequency? What duty cycle would an ideal boost converter need to run at for... -
Your specs assume 100% efficiency, which will not be possible. The best you can do will be about 95%.
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I am older/less young than the poster, and have been receiving answers from the wonderful people on this forum for many years for my...
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berkeman replied to the thread Engineering Design of Boost Converter.You mean boost converter there, right? That's what you've shown and you mention boosting the input voltage to make the higher output...
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berkeman replied to the thread Induced EMF: specific velocity and track length.I'll go ahead and close this thread then.
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I gave up at -9,431 I'm older and have been retired since 2012, so I go down a new rabbit hole every few years. It's been quantum...
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What to know about the Nipah virus https://www.cnn.com/2026/01/29/health/nipah-virus-explainer I heard about the new infections this...
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berkeman reacted to renormalize's post in the thread Beauty of old electrical and measuring things, etc. with
Like.
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berkeman replied to the thread Don't waste your money on organic food.After a Mentor discussion, the thread will remain closed.
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berkeman replied to the thread Will anyone alive today see a permanent colony on the Moon or Mars?.Thread is closed for Moderation.
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berkeman replied to the thread Collection of Science Jokes P2.
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berkeman reacted to Baluncore's post in the thread Induced EMF: specific velocity and track length with Like.
Get well soon.
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I understand your desire. But Physics Forums is not really the platform for a free-wheeling, "back and forth" discussion intended to...
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berkeman reacted to Filip Larsen's post in the thread Engineering Control systems block diagram: Valid or Invalid? with
Informative.
Note that in practice you would have constant factors on each term that in principle convert to the "correct" unit, like for the often... -
berkeman replied to the thread Graduate How can a 1 kilometer body (3i/Atlas) flip 180 degrees suddenly?.OP -- please post acceptable references that support your assertions in your OP. Thread is reopened provisionally.
