Latest threads in Electronics Designshow only best voted threads
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12V Car Battery Protector
Hi, I guess this device likely uses a 1mOhm Rds(on) nfet with a gate driver since it can operate as a low side or high side switch, controlled by a microcontroller. It has a 10ms rated current of...
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4 years ago
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Schottky diodes for RF application
Could someone here shed some light on this ? I am experimenting with envelope detection at RF frequencies with SPICE. The mixer is a simple SPICE B signal source as B0 3 4 V(1)*V(2) where 1, 2 are the...
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4 years ago
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Restorations
This guy has no squeaky voice. In fact, he does not speak at all.
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4 years ago
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OT: Low Flow Toilets and Sinks
It's not me. It's the Prez complaining about flushing 10 to 15 times and not being able to wash his hands. Remind me not to shake hands with him. Clearly he is making this a campaign issue to appeal...
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4 years ago
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Remember The Apollo Program
Remember the Apollo Program. Truly inspiring: The Rocket That Took Us To The Moon (54:16) We need big challenges that capture the imagination, and leaders who can take us there.
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4 years ago
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165 | |
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Fairy Lights PWM Part 2
Follow up from the thread Oct 2019 Minimising EM noise from PWM switched fairly lights? Hi folks, Recap - this is an educational project for my son to drive some existing garden LED fairy lights from...
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4 years ago
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OT: Sherlock Holmes Elementary Introduction Error
A long time ago I noticed a small discontinuity in the introduction sequence of the TV show, Elementary. It has to do with the revolvers. It occurred to me to look to see if anyone else noticed it and...
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4 years ago
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measuring rail currents on a board
This is hard to do if you didn't include a shunt resistor or something. It's not so bad if you can measure a trace resistance and voltage drop, but big power pours shoot that down. One way is to...
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4 years ago
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38 | |
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O.T. AoE x-Chapters, 20% discount
Our publisher, Cambridge University Press, is offering the AoE x-Chapters, at a 20% discount. until 29 February. "use code AEX2019P at the checkout to receive a 20% discount!" Paul and I have had our...
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4 years ago
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LM324 - Again but in more detail
This 2019 TI app note is interesting to anyone who previously thought they knew the LM324 all ways round: piglet
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4 years ago
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Ping Hoobs
Hi Phil Tried to get a hold of you on private mail, but guess it has been moved to the trash folder If you read this, can you check the folder? Regards Klaus
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4 years ago
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Phil H MMIC as TIA
Phil, Have you ever considered using a darlington-type MMIC, like a Mini-Circuits part, as a fast photodiode TIA? Apart from scant specs, and no Spice model, and ghastly DC behavior, it ought to work....
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4 years ago
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Breakdown voltage
I have set up simple circuit to test breakdown voltage: transformer + voltage doubler (with 22uF filterging capacitors) delivers about 156V. 156V goes trough 2.2M resistor to part under test. Paralel...
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4 years ago
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PS/2 vs USB Keyboard and why Logitech K120 belongs in trash !
Hello, In this video I prove why PS/2 keyboards are better for typing and gaming. In short: PS/2 drivers are optimized and use less CPU cycles and thus will remain res ponsive in HEAVY CPU GAMING...
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4 years ago
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A battery powered jacobs ladder - schematic included
Jacobs ladder and the effects of frequency and duty cycle with DC. Jacobs ladder in the dark
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4 years ago
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