Electronics Design

UPS/LCSC tariffs/brokerage charges

This thread has instructions on how to avoid paying UPS's exorbitant brokerage charges on top of yer America Greatness t...

0 comments posted 1yr

posted by user

0 comments posted 1yr posted by user

little high voltage supply

We'll be testing several HV pulse generators and don't have enough bench supplies, so we'll throw a few of these on an...

16 comments posted 1yr

posted by jl

16 comments posted 1yr posted by jl

VME?

The VMEbus is ancient, and we'd assumed it was a fading market. I wonder if this is real: https://www.wiseguyreports.com...

10 comments posted 1yr

posted by jl

10 comments posted 1yr posted by jl

Re:OT: Price increases

> You always expect to see (most) prices creep upwards, over time.But, lately, we have been seeing large jumps in consu...

10 comments posted 1yr

posted by martin_riddle

10 comments posted 1yr posted by martin_riddle

Using a van as an aerial

I recently spent the night in my van camped in a woodland glade and decided to try out an idea i had been thinking abou...

20 comments posted 1yr

posted by liz

20 comments posted 1yr posted by liz

Oscilloscope tube/display

I want to incorporate an oscilloscope display in a piece of equipment. I asked about this here some time ago but there...

54 comments posted 1yr

posted by liz

54 comments posted 1yr posted by liz

GaN FET in linear mode?

Hi, All, I'm working on a new gizmo that needs a really fast, unipolar Class H current driver. (Ideally about 10 MHz ba...

3 comments posted 1yr

posted by pcdhSpamMeSenseless

3 comments posted 1yr posted by pcdhSpamMeSenseless

Re: NTC thermistor failures

> I'm looking to purchase some thermistor-based probes to > monitor the performance of the HVAC system (return and > su...

2 comments posted 1yr

posted by bill.sloman

2 comments posted 1yr posted by bill.sloman

Re: strange cap

> https://www.mouser.com/ProductDetail/KEMET/CKC33C224KDGLCTU?qs=sGAEpiMZZMvsSlwiRhF8qtsGU%2FCnaNeQZfloC%2Fa%2FQTldKZA3...

3 comments posted 1yr

posted by ksi

3 comments posted 1yr posted by ksi

The Sciences of the Artificial applied to Biology

I forgot to mention that he Sciences of the Artificial digs deep into why living things (even microscopic ones) have di...

19 comments posted 1yr

posted by joegwinn

19 comments posted 1yr posted by joegwinn

Carlos ER

For some reason I can't reply to any post in Carlos' thread above. Agent complains about something.

6 comments posted 1yr

posted by jl

6 comments posted 1yr posted by jl

Re: RDBMS design issue

[...] > I.e., no need for > Mom BirthMotherTo Tom startdate forever > because EVERY "People" has exactly one birthmothe...

7 comments posted 1yr

posted by liz

7 comments posted 1yr posted by liz

LMG1025

It's a TI GaNfet lowside gate driver. Insane specs. It's a nasty little leadless package. There's an even faster BGA ver...

7 comments posted 1yr

posted by jl

7 comments posted 1yr posted by jl

Phase or frequency modulation?

I have been checking the performance of a variable-reactance type of frequency modulator which 'pulls' a crystal oscill...

37 comments posted 1yr

posted by liz

37 comments posted 1yr posted by liz

New ISA board to play with transputers

Hi there. I've developed an ISA board to test some transputer boards (TRAM) I bought in eBay, I started with a prototyp...

17 comments posted 1yr

posted by biyubi

17 comments posted 1yr posted by biyubi