Electronics Design

cable tester

A friend asked me about cable testing. He has a need for a tester for terminated cables. I was speculating about someth...

25 comments posted 6yrs

posted by wb8foz

25 comments posted 6yrs posted by wb8foz

news flash

I modestly note that I predicted that the mainstream news industry would soon switch from obsessing on viruses back to...

8 comments posted 6yrs

posted by jlarkin

8 comments posted 6yrs posted by jlarkin

Re: OT: Facebook "Fact-Checker" caught in China Virus cover-up

> > The cause was almost certainly an underground drain > pipe that had been damaged by tree roots. Our lab is not allo...

2 comments posted 6yrs

posted by winfieldhill

2 comments posted 6yrs posted by winfieldhill

Help understanding voltage db vs power db.

The fact that I know: a 6db voltage gain is a 3db power gain. If that is wrong set me straight. I'm confused after usin...

80 comments posted 6yrs

posted by nojunk

80 comments posted 6yrs posted by nojunk

CMOS logic with ground for Vdd

I'm designing an analog circuit with a regulated +/-12V supply. I want to include a 4000 series CMOS logic device to sw...

5 comments posted 6yrs

posted by nobody

5 comments posted 6yrs posted by nobody

US COVID-19 Infection Rate Still not Peaked

The infection rate continues at around 30,000 new cases per day with no drop detectable by objective measures. So if we...

3 comments posted 6yrs

posted by gnuarm.deletethisbit

3 comments posted 6yrs posted by gnuarm.deletethisbit

2 to 3 % mortality is "appetizing"

Unbelieveable that this guy has a license.

6 comments posted 6yrs

posted by DecadentLinuxUserNumeroUno

6 comments posted 6yrs posted by DecadentLinuxUserNumeroUno

Its the vitamins stupid....

as long as this ng has gone off the technical rails.... A view from the conspiracy side of the room. https://www.youtube...

2 comments posted 6yrs

posted by jjhudak4

2 comments posted 6yrs posted by jjhudak4

a "high voltage" op-amp

I'm thinking about making a lil board for my "doomsday" bomb-proof linear tracking regulator as it's often handy to hav...

11 comments posted 6yrs

posted by user

11 comments posted 6yrs posted by user

Simply speaking could transmit coronavirus, new study suggests

This is why it spreads like mad. Government needs to ban all talking in public- no sarcasm- truth. All motormouths need...

10 comments posted 6yrs

posted by bloggs.fredbloggs.fred

10 comments posted 6yrs posted by bloggs.fredbloggs.fred

5G Masts and Elon Musk's 12.000 Satelitte program has the potential to kill all life on Earth !

The problem COULD BE as follows: 1. 5G and other electro magnetic radiation "SHAKES" virusses and REARRANGES virusses D...

5 comments posted 6yrs

posted by skybuck2000

5 comments posted 6yrs posted by skybuck2000

Where to get some board-edge BNC jacks/part number?

Looking for those board-edge jacks e.g. Mr. Larkin uses with the two solder-lugs that can be grounded to the plane. Part...

26 comments posted 6yrs

posted by user

26 comments posted 6yrs posted by user

it oscillates!

During this shutdown, I did a little pcb layout for my triggered common-collector Colpitts oscillator, and had some boa...

54 comments posted 6yrs

posted by jlarkin

54 comments posted 6yrs posted by jlarkin

large loss due to high pressure zone not taken into account by climate models

2019, in July alone surface ice declined by 197 gigatonnes. https://www.theguardian.com/science/2020/apr/15/scientists-...

21 comments posted 6yrs

posted by winfieldhill

21 comments posted 6yrs posted by winfieldhill

Podcast heavy on MRI technology.

I enjoy this Doctors interview podcasts. "In this episode, radiologist/engineer, Raj Attariwala, explains how he was ab...

0 comments posted 6yrs

posted by nojunk

0 comments posted 6yrs posted by nojunk