Electronics Design

Youtube Videos

Youtube is a wonderful source of information on just about any topic in the universe you could desire. For example, see...

5 comments posted 5yrs

posted by spam

5 comments posted 5yrs posted by spam

SFP insanity

google bidi sfp Single fiber connector, bidirectional, WDM. These people sell the PAIR for $22....

5 comments posted 5yrs

posted by jlarkin

5 comments posted 5yrs posted by jlarkin

Do You Love Me? How is the world's coolest robot built

Do You Love Me? https://www.youtube.com/watch?v=fn3KWM1kuAw How Boston Dynamics created the Atlas robot | How is the wo...

549 comments posted 5yrs

posted by spam

549 comments posted 5yrs posted by spam

how to power a single D 1.5V cell temporarily without a battery?

I have a small device that uses a single 1.5V D cell for power. Is there any way I can power the device for a short tim...

32 comments posted 5yrs

posted by hask0078

32 comments posted 5yrs posted by hask0078

PWM Output With RC Coupled Inverted Signal

Sounds strange, but a while back someone was discussing a circuit to improv e the filter response time of an RC filtere...

11 comments posted 5yrs

posted by gnuarm.deletethisbit

11 comments posted 5yrs posted by gnuarm.deletethisbit

Macbook schematics, current sense

Hi Started one place, led to looking at Macbook schematics https://www.apple-schematic.se/board/820-3437/ Was just skim...

4 comments posted 5yrs

posted by klauskvik

4 comments posted 5yrs posted by klauskvik

OT: The US mars lander

The US mars lander, what do you think? [ ] It will crash [ ] it will miss mars altogether and land on Venus [ ] It does...

45 comments posted 5yrs

posted by pNaOnStPeAlMtje

45 comments posted 5yrs posted by pNaOnStPeAlMtje

the sleet hits the fan in Texas

https://pbs.twimg.com/media/EuSDo_-XUAw2yy0.png:large -- John Larkin Highland Technology, Inc The best designs are neces...

112 comments posted 5yrs

posted by jlarkin

112 comments posted 5yrs posted by jlarkin

Recombination of Mutations

Recombination can be of major evolutionary importance, according to Fran? ?ois Balloux at University College London. It...

53 comments posted 5yrs

posted by edward.ming.lee

53 comments posted 5yrs posted by edward.ming.lee

Compressor/limiter

I want to do something when watching these damn Roku channels and hearing t he horribly inconsistent audio, which is a...

10 comments posted 5yrs

posted by mikerbgr

10 comments posted 5yrs posted by mikerbgr

spice test

Does this work? https://www.dropbox.com/sh/4z5nmo96cx1s8ri/AADcKUzjcKOU2WedFU6kYFiQa?dl=0 Actually, it's a Dropbox test....

32 comments posted 5yrs

posted by jlarkin

32 comments posted 5yrs posted by jlarkin

oxygen meters

Anybody know anything about the innards of those fingertip O2 rate meters? sensor, theory of operation, silicon, etc.?...

18 comments posted 5yrs

posted by r_delaney2001

18 comments posted 5yrs posted by r_delaney2001

Dimmable LED stripes

Dear all, I would appreciate some guidance. Maybe this subject was already addressed here, but I was unable to find an...

13 comments posted 5yrs

posted by jmariano65

13 comments posted 5yrs posted by jmariano65

Broadband resonant amplifier?

This sounds hokey. I don't claim to understand it, but perhaps someone here does? Clifford Heath.

7 comments posted 5yrs

posted by no.spam

7 comments posted 5yrs posted by no.spam

LCD (monitor) screen construction

I've rescued 6 all-in-ones that I was hoping to drop off at one of the local schools. But, noticed that all of them hav...

2 comments posted 5yrs

posted by blockedofcourse

2 comments posted 5yrs posted by blockedofcourse