Hobby Electronics Basics

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A Rigorous Version of Shark Tank

The text book could have a name like "All that Glitters. . ." and cover in detail several hundred seemingly at first gl...
1 comments posted 11yrs
posted by BretCahill
1 comments posted 11yrs posted by BretCahill

Cartoon

http://media.townhall.com/Townhall/Car/b/gmc12481420141112080800.jpg ...Jim Thompson -- | James E.Thompson | mens | | A...
2 comments posted 11yrs
posted by To-Email-Use-The-Envelope-Icon
2 comments posted 11yrs posted by To-Email-Use-The-Envelope-Icon

OT android app?

My wife and I live in separate houses with miles between them, we both have Internet, dsl, tablets and wifi. Is there a...
2 comments posted 11yrs
posted by default
2 comments posted 11yrs posted by default

Merde with SMPS

Hi all, So I decided to leap with both feet into the deep cold pool of switched-mode power supplies, surface-mount no l...
21 comments posted 11yrs
posted by c.difficile
21 comments posted 11yrs posted by c.difficile

OT: Best Free Email (POP Only)

Cox is driving me nuts with their nanny-state behavior... Their Spam trap only allows options on where to send the spam...
61 comments posted 11yrs
posted by To-Email-Use-The-Envelope-Icon
61 comments posted 11yrs posted by To-Email-Use-The-Envelope-Icon

LTspice Symbols

Having attended an LTspice seminar yesterday in Arizona, and lunching with Mike Engelhardt (*), I learned a number of t...
1 comments posted 11yrs
posted by To-Email-Use-The-Envelope-Icon
1 comments posted 11yrs posted by To-Email-Use-The-Envelope-Icon

BLDC motor questions

DC motor questionsAll, I am making, or at least attempting to make, an electric high speed spindle that fits in a confi...
12 comments posted 11yrs
posted by etpm
12 comments posted 11yrs posted by etpm

Electrical help please

A friend of mine here on Whidbey Island has a welding business. It's pretty new, only a few years now. Anyway, he calle...
10 comments posted 12yrs
posted by etpm
10 comments posted 12yrs posted by etpm

OT: Moving Website to New Server

My website is being moved to a new server... same provider, a more up-to-date server. So far, looks good, now updating...
2 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
2 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

"New" Metal Detectors Designed for Gold

Some of these new machines cost $4,000. They claim they are specifically tuned for gold nuggets. Is there any real advan...
8 comments posted 12yrs
posted by BretCahill
8 comments posted 12yrs posted by BretCahill

PING: John Fields

Hey, John Fields, are you still with us ?:-} ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et |...
16 comments posted 12yrs
posted by To-Email-Use-The-Envelope-Icon
16 comments posted 12yrs posted by To-Email-Use-The-Envelope-Icon

Variable LFO

Have a request of the gurus in here. I have needs for a relatively cheap OS C (sine) that can be varied from zero to ap...
33 comments posted 12yrs
posted by strmbrgr2
33 comments posted 12yrs posted by strmbrgr2

Rare Earth Motors Not Necessary for EVs

Just use the cheap low power low power density 10 kW motors that have been around for decades. If you want to scoot thr...
8 comments posted 12yrs
posted by BretCahill
8 comments posted 12yrs posted by BretCahill

Radiant energy

"While replicating Hertz's experiments, Tesla experimented with violently abrupt DC electrical discharges and discovere...
6 comments posted 12yrs
posted by sz.bialek
6 comments posted 12yrs posted by sz.bialek

Automotive relay question

I have a 12V SPST cube relay in my junque box. The diagram molded into the which looks suspiciously like a resistor. (u...
15 comments posted 12yrs
posted by invalid
15 comments posted 12yrs posted by invalid