Electronics Design

Why do EVs not use the full 3.12kW from a mains socket?

In the UK, "most vehicle manufacturers limit the current drawn from a standard domestic 3 pin socket to 10A or less, whi...

57 comments posted 3yrs

posted by CK1

57 comments posted 3yrs posted by CK1

I knew it!

https://imgbox.com/3cAVj19r

1 comments posted 3yrs

posted by pNaonStpealmtje

1 comments posted 3yrs posted by pNaonStpealmtje

Lithium batteries, not worth it

Are you greenies nuts? https://www.ebay.co.uk/itm/385430139122Nearly 3 grand for a battery with the same capacity of two...

310 comments posted 3yrs

posted by CK1

310 comments posted 3yrs posted by CK1

You might enjoy this. I certainly did.

SOLVING the Mystery Behind a Soviet Spy Bug : A True Masterpiece of Technical Elegance!

5 comments posted 3yrs

posted by Sophi.2

5 comments posted 3yrs posted by Sophi.2

air flow sensor circuit

https://www.dropbox.com/s/qsguf5tvgqxciyu/Flow_sensor_3.zip?dl=0 The idea is Wait and then measure ADC, Vbe reflecting...

0 comments posted 3yrs

posted by jjlarkin

0 comments posted 3yrs posted by jjlarkin

OT. Water Fight??

It seems a bit odd to discuss water shortages with all of the precipitation in the Southwest & West this year. Options a...

13 comments posted 3yrs

posted by deanh6929

13 comments posted 3yrs posted by deanh6929

Higher voltage grids can't "feed in" from domestic networks

I saw this statement online: "Higher voltage grids can't "feed in" from domestic networks" - referring to loads of sola...

13 comments posted 3yrs

posted by CK1

13 comments posted 3yrs posted by CK1

Video ADC

Why make a 16-bit ADC that only has circa 8-10-bit linearity? I mean granted, video doesn't need much linearity, but th...

5 comments posted 3yrs

posted by no.spam

5 comments posted 3yrs posted by no.spam

chess players

If an interview of job applicant reveals he's a high rated chess player - or maybe it's on his resume - is that a point...

21 comments posted 3yrs

posted by r_delaney2001

21 comments posted 3yrs posted by r_delaney2001

Delta-Sigma encoding

I'm trying to get my mind around Delta-Sigma encoding of audio signals. The principle seems straightforward enough unti...

16 comments posted 3yrs

posted by liz

16 comments posted 3yrs posted by liz

Minimilist Level Shifting

I'm tired of digging around looking for an optimal chip to level shift a pair of signals from 5V TTL (an RS-422 transce...

54 comments posted 3yrs

posted by gnuarm.deletethisbit

54 comments posted 3yrs posted by gnuarm.deletethisbit

150W Stirling Engine?

I want to try this emergency battery charger: https://www.ebay.com/itm/185836877680 150W output? Or do they mean 150W L...

29 comments posted 3yrs

posted by edward.ming.lee

29 comments posted 3yrs posted by edward.ming.lee

102,400 one-shots

So we're just finishing up a lidar detector chip in collaboration with the chip design house (who does the actual circu...

32 comments posted 3yrs

posted by pcdhSpamMeSenseless

32 comments posted 3yrs posted by pcdhSpamMeSenseless

OT. No Repeat Tiles

This article is about a geometry issue people have been working on since the 1960s.

21 comments posted 3yrs

posted by deanh6929

21 comments posted 3yrs posted by deanh6929

Re: air flow sensor on PCB

> On Thu, 6 Apr 2023 09:18:47 -0400, Phil Hobbs > snipped-for-privacy@electro> >> >>> Given a PC board in a crate, like...

1 comments posted 3yrs

posted by pcdhSpamMeSenseless

1 comments posted 3yrs posted by pcdhSpamMeSenseless