Electronics Design

another strange board

https://www.dropbox.com/s/do0k7ystcmmu1xg/T502A4.jpg?raw=1 The real action is in the upper-right, 0.8 square inches. I...

17 comments posted 4yrs

posted by jlarkin

17 comments posted 4yrs posted by jlarkin

OT: Within the next 9 years, you will all be disarmed

It's just occured to me that is one disturbing corrolary of the arch Globalist's pronouncement I've been quoting in my...

11 comments posted 4yrs

posted by cd

11 comments posted 4yrs posted by cd

OT: Rittenhouse shot "three black men" - apparently!

The usual impartial, truthful reporting from the usual, impartial sources: the MSM:...

124 comments posted 4yrs

posted by cd

124 comments posted 4yrs posted by cd

3 point navigation

Anyone know the method for calculating a reciever's position from the time difference between three rf pulse transmiter...

5 comments posted 4yrs

posted by ht

5 comments posted 4yrs posted by ht

Seeking for a wall clock

Hi, I'd like to find a wall clock, say kitchen clock, that instead of syncing using the DCF radio station (https://en.w...

39 comments posted 4yrs

posted by robin_listas

39 comments posted 4yrs posted by robin_listas

Boosted half-bridge

Hi, I needed some 10W of 200+kHz 50% bipolar square wave for driving a bunch of magamps in one of my devices. The input...

8 comments posted 4yrs

posted by bombald

8 comments posted 4yrs posted by bombald

Firing Frequencies at Corona Virus

It may be possible to fire frequencies at the Corona Virus, possibly sound waves or other vibrations. For this to work...

1 comments posted 4yrs

posted by skybuck2000

1 comments posted 4yrs posted by skybuck2000

SPICE S parameter for frequency dependent circuit components question

Could some electronics suru here clarify this a bit ? A planar inductor has a frequency dependent resistance(skin, prox...

12 comments posted 4yrs

posted by dakupoto

12 comments posted 4yrs posted by dakupoto

Parts availability improving?

Anybody seeing better days yet? Avnet EMEA is showing 100k+ pieces in stock of one of our most-used micros, the LPC845J...

1 comments posted 4yrs

posted by pcdhSpamMeSenseless

1 comments posted 4yrs posted by pcdhSpamMeSenseless

outlook is garbage

It does most everything wrong. Just in case nobody noticed.

35 comments posted 4yrs

posted by jlarkin

35 comments posted 4yrs posted by jlarkin

HOW TO DEFEND YOURSELF AGAINST MOBS/GANGSTERS/SOLDIERS/WAR SITUATION

I WILL SHARE WITH YOU WHAT I HAVE LEARNED FROM COMPUTER GAMES/WAR GAMES. TO DEFEND YOURSELF AGAINST AGGRESSION YOU MUST...

3 comments posted 4yrs

posted by skybuck2000

3 comments posted 4yrs posted by skybuck2000

low cost isolation amplifier

https://www.mouser.com/ProductDetail/Texas-Instruments/ISO120SG?qs=rNOSrj6uCs17dA0jO5%2FyAw%3D%3D

25 comments posted 4yrs

posted by jlarkin

25 comments posted 4yrs posted by jlarkin

Who's On First

The Daly-Antra types of BMS (Battery Monitor Switch) require charging current before they'll turn on. Unfortunately, mo...

8 comments posted 4yrs

posted by legg

8 comments posted 4yrs posted by legg

Sometimes VHDs (on USB drive) don't mount in Windows 7 during boot/login any ideas ?

Sometimes Virtual Harddisk Images don't mount in Windows 7. Currently these VHDs are on a usb drive. Perhaps the usb dr...

1 comments posted 4yrs

posted by skybuck2000

1 comments posted 4yrs posted by skybuck2000

usb fast charger question

Hi All, I asked about the voltage of a USB fast charger. I got back: 5V-3A, 9V-3A, 12V-3A, 15V-3A, 20V-3A My Android ta...

46 comments posted 4yrs

posted by T

46 comments posted 4yrs posted by T