Latest threads in Electronics Designshow only best voted threads
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Re: Desert ant navigate using earth magnetic field
You get lost too when the magnetic field is changed? Jeroen Belleman
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1 month ago
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Google Groups no longer supports new Usenet posts or subscriptions
Groups no longer supports new Usenet posts or subscriptions. Historical content remains viewable. An updated web-searchable no-login web-search archive that reports a unique URL will need to be...
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1 month ago
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Re: Tapping into the 300 GHz band with innovative CMOS transmitter
On Thu, 22 Feb 2024 05:57:52 GMT, Jan Panteltje wrote: Are they not already using such frequencies in combo with VNAs to test for explosive substances at airports? Like if someone tries to board an...
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1 month ago
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Re: crumpets
<> It's not really a mystery. links 'n stuff My video on 240V power in the US; https://youtu.be/jMmUoZh3Hq4 Technology Connections on Twitter: https://twitter.com/TechConnectify The TC Subreddit...
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1 month ago
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Re: Trident missile test fails for second time in a row
On Thu, 22 Feb 2024 07:29:24 GMT, Jan Panteltje wrote: Quite possibly. The only thing British about those missiles is the warheads. All the guidance and propulsion systems are from America IIRC.
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1 month ago
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Re: CSP light sensitivity / google groups
On Wed, 21 Feb 2024 13:45:29 -0800 (PST), sea moss wrote: The first plastic-packaged GE NPN transistors were potted in a translucent plastic and were photosensitive. They picked up hum from...
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1 month ago
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Old digital camera electronics drawing current?
I still use a Casio EX-Z60 compact camera from around 2005. The problem is it discharges the lithium battery within a couple of weeks when left (unused) on standby. It never used to do this. It is the...
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1 month ago
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Siglent scopes
Does anybody have a Siglent scope? Are they OK? I'm thinking of getting one of these as a gift, for a guy who has a ratty ole Kikusui analog scope. MHz is about right for snooping some Raspberry Pi...
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1 month ago
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Re: fun weather
On the bright side, I got half of the wood from a tree that fell into a road here. So less firewood to buy this year and it came with a free fitness program because of the splitting that needs to be...
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1 month ago
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Solder station mainly for electronics - recommendations sought
My gas soldering iron has sprung a leak and I need to replace it but it turns out that the range of choices these days is huge so I'd appreciate some recommendations - either on specific products or...
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1 month ago
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Re: Rechargeable Calcium Battery?
An almost contentless article. No numbers for cell capacity, energy density per mass or volume, charge/discharche efficiency numbers (except a vague statement it's poor), no power data, not even...
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2 months ago
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Motor Speed Control
Gentlemen, Can motor speed control ever approach the effectiveness of the old style drive belts and pullys approach? Would simple PWM be enough or would there be some additional trickery needed? CD.
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2 months ago
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Rigol reset?
I have a Rigol DS1102E, a 2 channel 100mc scope, that is currently showing 2 copies of the expected display, one above the other. Whether this is a bug or a feature is questionable but reseting the...
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2 months ago
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Re: Sci-fi solar EV never needs to plug in for a recharge
On Thu, 15 Feb 2024 15:15:45 -0800 (PST), Fred Bloggs wrote: They have raised $133 million. Not bad.
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2 months ago
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Re: Market anomaly
On Tue, 13 Feb 2024 05:59:18 -0800 (PST), Fred Bloggs wrote: He posted a followup to my post, in another thread. Usenet occasionally tangles threads. Don't be automatically obnoxious.
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2 months ago
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