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The most recent discussions

The rating of an EHV transmission line

August 18, 2017, 5:47 pm

When an EHV transmission line (let's say 345 kV or 400 kV, for example) is rated at 1,000 MW, is this 1,000 MW:- a. the rating which should not be exceeded in normal service, with the aim of elimi... Read more »

GFCI's: Upstream protection Also ?

August 12, 2017, 9:43 pm

Hello, Concerning the normal GFCI protectors/modules: Obviously they protect downstream like they are designed to. But does this protection also extend upstream ? If so, to where ? Thanks, Bob Read more »

Single phase ind. motor with external inductor

August 12, 2017, 6:46 pm

To the person who replied: Thank you. I finally found my way into your reference. However, the resistance split phase motor does not seem to explain the motor I have. In the book there is no ext... Read more »

Re: Boy Scouts electrocuted in deadly Texas boating accident

August 11, 2017, 10:43 am

Hello, and your story, while tragic, isn't anything new. There's a number of instances over the decades where a metallic conductor (antenna mast, etc) from a ground vehicle came into contact wit... Read more »

old GE motor

August 5, 2017, 2:19 am

I discovered in my pile this motor: GE A-C Motor Model 35898 For Lighting Circuits 110V 5.2A 1 phase 1/4HP 60cy 1725 rpm It was driving an old wet slo speed grinding wheel through a set o... Read more »


July 29, 2017, 5:21 am

This is certainly the truth http://www.seattlepi.com/comics-and-games/fun/Mallard_Fillmore/2017-07-28/ I am now registered at 5 different adoption places and no joy yet. I do know the world is awa... Read more »

Question about digital thermometer circuit board

July 14, 2017, 2:14 am

I have a very inexpensive digital thermometer/hygrometer that works well but the temperature only reads centigrade. The circuit board has some markings (R9 F; R7 C) and I have the feeling it can b... Read more »

Who can tell me how much about one set 3T induction furnace?

May 8, 2017, 8:11 am

Hello,sir or madam, Do anybody know 3 ton capacity 6 rectifier 12 pulse;steel shell;cast iron melting furnace ballpark estimate? Plan to machine tool manufacturing. Thanks. Read more »

Question about Door Bell Wiring

May 8, 2017, 3:20 am

I need a second doorbell in the garage shop. There is only one button (at the front door). The transformer is in the garage where I need the second bell and only has 2 wires connected to it. I wo... Read more »

Help with wiring zwave switch for water heater (240V)

May 1, 2017, 4:30 pm

Moin, I hope this is a suitable group for this kind of question. If no, suggestions are welcome. I'd like to automate our storage/tank water heater using some home automation system using zWave. ... Read more »

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The best rated discussions

Hot Tub Electrocution rating: 5

Hello everyone, I was wondering if anyone could help me out with a problem I am having. We have one of those portable hot tubs (the kind that you can assemble and reassemble easily). I recently put... Read more »

2005 NEC Table 310.16 Online Calculator for electricians and electrical des... rating: 5

I have completed the online Table 310.16 wire size, ocpd, and voltage drop calculator. I can't find anymore bugs but maybe you can. It took me about 10 weeks during the last 10 years to build this ... Read more »

Thermostat for laser printer fuser temp? rating: 5

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Fuser quit working on my laser printer. Removed the fuser and found that the snap-action bimetallic thermostatic switch for the fuser heating element is open-circuit. I removed it from the fuser an... Read more »

Electric Motor Wiring rating: 5

Hi I have an old Shopsmith Mk VII that all of a sudden wouldn't turn on. I tried replacing the capacitor (didn't help). I think it might be in the switch but no hope of replacing that. One piece s... Read more »

South Korea 380V Power line colour code rating: 5

Appreciate if anyone can help me. I am looking for information on colour code used in south Korea 380V 3 phase power line. I am used to the BS standard that is red, yellow and blue phase with neutral... Read more »

DTV Pal running slow rating: 5

My DTV Pal set top box is starting its scheduled channel changes late. Currently it's running 10 minutes late. I've disabled inactivity standby (which turns it off after certain time without detec... Read more »

Why is EE education mainly glorified math? rating: 5

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Of course EE is not about solving glorified math problems. But the EE educational system is set up in such a manner. Most of an EE student's GPA consists of the ability to solve problems on paper fo... Read more »

question about running electronics off of a portable generator rating: 5

I'm thinking about getting a portable generator and have a couple of questions. First off here are the specs that I have on the generator: 5.5 HP * 3.2 gallons fuel tank * 2200 watt rated output * 2... Read more »

NiMH charger recommendations? rating: 5

First of all, this is a request for a *recommendation*, not a request for someone to do Google searches for me. - - - I need a charger for AA, AAA, and 9v batteries. Four of the AA or AAA at a time... Read more »

Compound-source static exciter analysis rating: 5

Hi, i am currently analysing a static exciter setup of which i included the following link to the schematic: http://members.home.nl/damellema/CS4.PNG It is a compound-source exciter, e.g. power to th... Read more »

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