⏚ Electrical Engineering

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Can a 3 phase motor be somehow used as a generator?

So, I have been buying, selling and scrapping 3 phase motors in the last couple of years. I even made (and sold) a 15 H...
16 comments posted 12yrs
posted by ignoramus26083
16 comments posted 12yrs posted by ignoramus26083

To all VETS

Thank you very much for your service.
0 comments posted 12yrs
posted by tombiasi
0 comments posted 12yrs posted by tombiasi

Parallel R C circuit impedance calculator is ready

http://www.cirvirlab.com/simulation/parallel_r_c_circuit_impedance_calculator.php Higher the frequency, overall impedanc...
8 comments posted 12yrs
posted by pchung705
8 comments posted 12yrs posted by pchung705

Who OEMs Dell laser printers?

Past and present OEMs? Trying to see what brand toner they use... Thanks!
1 comments posted 12yrs
posted by invalid
1 comments posted 12yrs posted by invalid

car cig lighter to USB adaptor

In my car, in the cig lighter port, I have a cheap USB adapter to power my Phone and GPS. But it doesn't put out enough...
3 comments posted 12yrs
posted by munge
3 comments posted 12yrs posted by munge

Now reverse transformation is ready.

So previously calculated impedances now can be reversely checked: http://www.cirvirlab.com/index.php/electric/125-star-...
1 comments posted 12yrs
posted by pchung705
1 comments posted 12yrs posted by pchung705

Serch engine for power components

Try out this custom search engine optimized for power electronic components, that categorizes it's results for datashee...
0 comments posted 12yrs
posted by andreakrmac
0 comments posted 12yrs posted by andreakrmac

Zener Diode Dilemma

Zener Diode Dilemma I purchased 50 1N4728 3.3v Fairchild zener diodes and trying to test them b efore installing in a c...
22 comments posted 12yrs
posted by jjk439
22 comments posted 12yrs posted by jjk439

The first transistor radio

"It was on [Oct. 18] in 1954 that the first transistor radio appeared on the market. Transistors were a big breakthroug...
7 comments posted 12yrs
posted by VictoriaB
7 comments posted 12yrs posted by VictoriaB

question

why no messages after 15 Oct, 2013
5 comments posted 12yrs
posted by dhky
5 comments posted 12yrs posted by dhky

B-FTP vs B-FHTP Electrical Motor

I am trying to replace a 120v C-Frame Shaded Pole motor in a kickspace heater. It was installed in 1978. I can't find t...
13 comments posted 12yrs
posted by phoney
13 comments posted 12yrs posted by phoney

60Hz to 50Hz Appliance

Hello, I was wondering if an American Made Referigrator rated 120V 60Hz could work efficiently with the use of a step do...
15 comments posted 12yrs
posted by kissi5559
15 comments posted 12yrs posted by kissi5559

Darlington pair is two stage current amplifier

Darlington pair is actually two stage current amplifier. Now, there is new tutorial: http://www.cirvirlab.com/index.php...
1 comments posted 12yrs
posted by pchung705
1 comments posted 12yrs posted by pchung705