Electronics Design

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continuous compounding

You get a call from your broker, he offers a bond paying 2%, annual percentage rate (APR), every Jan. 1. That's not goo...
28 comments posted 5yrs
posted by r_delaney2001
28 comments posted 5yrs posted by r_delaney2001

nice paper about lithium niobate

https://pdfs.semanticscholar.org/4c21/6c95dda96839e6787180479e6278f63d9686.pdf https://www.dropbox.com/s/tpca9j47il4iuml...
4 comments posted 5yrs
posted by jlarkin
4 comments posted 5yrs posted by jlarkin

Hyperdimensional Computing

Here is one of the fundamental papers on implementing associative memory (the analog parallel to content-addressable di...
11 comments posted 5yrs
posted by joegwinn
11 comments posted 5yrs posted by joegwinn

Bolt battery problem

GM advices not to charge more than 90%, and discharge less than 70 miles. So, effective range of 60 miles? Not much mor...
14 comments posted 5yrs
posted by edward.ming.lee
14 comments posted 5yrs posted by edward.ming.lee

The Top Trading Partner of Every U.S. State

Look at California importing $130B from China, a full 33% of its total imports. No other state comes close except Texas...
10 comments posted 5yrs
posted by bloggs.fredbloggs.fred
10 comments posted 5yrs posted by bloggs.fredbloggs.fred

quantum consciousness

I think I suggested this here (and was of course ridiculed) https://www.realclearscience.com/articles/2021/07/20/can_co...
71 comments posted 5yrs
posted by jlarkin
71 comments posted 5yrs posted by jlarkin

O.T. More useless stats

Claim that 67% of India's population have covid antibodies. The 0th order takeaway is "they are approaching herd immuni...
5 comments posted 5yrs
posted by blockedofcourse
5 comments posted 5yrs posted by blockedofcourse

US Active Cases Still 5 Million, Why?

Is this a reporting anomaly? Are we doing something wrong with the way we take people off the active case list? The num...
4 comments posted 5yrs
posted by gnuarm.deletethisbit
4 comments posted 5yrs posted by gnuarm.deletethisbit

battery charger

I picked up a AAA NiMh battery charger. The label reads: Output: 1.2 V 800 mA AA/AAA charging: 120 mA Why the two differ...
5 comments posted 5yrs
posted by r_delaney2001
5 comments posted 5yrs posted by r_delaney2001

OT: Ugh! Humidity!

Dewpoint at 67 -- dry bulb at 81. I forgot just how oppressive humidity can be! Thankfully, forecast high is only 99! B...
0 comments posted 5yrs
posted by blockedofcourse
0 comments posted 5yrs posted by blockedofcourse

"Garage door opener" remote (INTERFERENCE)

> >> Hello, I find this VERY interesting. I won't go into the whole story >> since it is very long but I have a custome...
11 comments posted 5yrs
posted by somewhere
11 comments posted 5yrs posted by somewhere