SDsolar
  • Member for 5 years
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Can anyone help me identify this old audio cable?
Accepted answer
33 votes

Those are 5-pin male DIN connectors. Same as used in the original IBM-PC keyboard cables. From the photo this is obviously a patch cable of some kind for an audio application. Here are some ...

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How to cut off and insulate live 3-phase power?
28 votes

The cables feeding your house are owned by the power company. They own everything from the power pole to the main breaker, which includes the meter. So they will need to be the ones to do the ...

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Why does my home's power fade and surge when I plug things in?
7 votes

Clearly the connection is showing some resistance and it is intermittent. It would be a very good idea to call a qualified electrician to take a look at it since any resistance translates directly ...

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Workaround for a bad neutral cable
6 votes

Don't walk, but RUN to your closest licensed electrician to fix this problem. There is no workaround. It simply needs to be fixed correctly. This is a life-threatening situation. Until you get a ...

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Can I use a 3-way switch as a single-pole switch?
5 votes

Yes it can work. 3-way switches are spdt (single pole double throw) with 3 screw terminals, and regular switches are spst (single pole single throw) with 2 screw terminals. Just pick the correct two ...

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Are splices required in a junction box?
4 votes

There should be no requirement for actually cutting a cable that passes through a junction box. Of course, that depends on your local code requirements. In terms of safety, simply passing a cable ...

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3-prong tamper proof screw type?
3 votes

These are indeed very rare. And old. Google image search kept showing old radio sets. After a lengthy search I found one source that should do the trick for you. Microtech Medium Domed Tri-Wing ...

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Can you have both 15 and 20 Amp receptacles off the same 20 Amp GFCI?
Accepted answer
3 votes

Yes you can. (I see the OP was edited to include details and will retain the rest for the database) Having the GFCI marked 20 Amp is so the one model can be used for either type of circuit. If ...

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Do I have to wrap the wire around the outlet screw?
Accepted answer
3 votes

The way this picture looks is perfect. The ground screw is all out there naked so a straight wire would slip out. The electrical contacts have that plate and an obvious round molded place to put ...

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How to ground a 3 prong outlet in plastic box no green ground wire
3 votes

Years ago I bought an older trailer like this. All the outlets were 2-wire. Fortunately, all the runs back to the fuse box were fairly short. Back in the days when it was built it was assumed that ...

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Master showerhead has electrical current, what to do?
3 votes

This is how some of our troops got killed overseas. Simply taking a shower delivered lethal doses of electricity. The problem is grounding. It is certainly possible that the ground in the breaker ...

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Why won't my new exhaust fan wired between switch and light fixture work?
3 votes

They should be wired in parallel instead of being in series. The light bulb is limiting the amount of current that can run the fan, like a resistor. Kudos on including that diagram. It makes the ...

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Illegal power connection, how should I handle this situation?
2 votes

Clearly you are concerned but it is not your job to fix everyone. So even if they have a house fire tonight it is not your fault. The best thing to do is to get someone with authority to take a ...

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Bathroom GFCI outlet tripped after turning on my razor!
2 votes

Judging from the age of that razor it had two prongs so could not have actually had a ground fault. Your biggest clue is that it seemed to be running more slowly than you thought it should. I ...

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Is a wire coiled around a post adequate for grounding light fixture bases?
2 votes

The wire from above in the left picture is most likely coming from the Romex that powers the fixture, maybe attached by wire nut to ground at the end of the Romex. This fixture looks fairly modern ...

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Differences Between a Cast Iron or Steel Base for a Belt Sander?
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2 votes

I can't imagine you would be applying enough pressure on a belt sander to worry about cracking. It is definitely true that a heavier sander will not vibrate at the high frequencies generated by ...

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Should carbon monoxide detectors be installed in rooms containing gas appliances?
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2 votes

It is always a good idea to follow the manufacturer's directions. You do not want to install CO detectors near appliances. You want them installed near people. A living room or dining room is ...

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Why does our toilet keep blocking and then slowly draining?
2 votes

The one time this happened to me it turned out that my 1.5-yr-old had flushed a quarter-turn piece of his hamster run into the toilet. The snake went through it and we couldn't find any obstruction....

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Seeking suggestions for switch workaround
2 votes

While that sounds like it might work, you need to consider the design of these kinds of switch matricies. Often there are diodes that present a predictable voltage drop to the microprocessor so it ...

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Refrigerator door seal is developing a gap towards the bottom. Not sure it is letting air through
Accepted answer
1 votes

The answer is found here: How can I eliminate a gap in a refrigerator door gasket? which points also to How do I fix a gap in my refrigerator door gasket seal? It is a door alignment issue. ...

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Can I increase the size of my breakers without modifying the wiring?
1 votes

The initial answer is NO - do not "just replace it with a 15 Amp breaker" UNTIL you learn more about the setup. Your best source will be whomever installed it in the first place. Alternatively, you ...

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Can I ground junction box directly to panel?
1 votes

If that wire nut comes loose it sounds like you could end up with not only a HOT BOX but perhaps HOT CONDUIT also. I trust you can imagine the possibilities of misfortune that can result from that. ...

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Break in underground UF B cable?
1 votes

The break in the wire can be confirmed by placing a voltage on one end of the pair then measuring for it on the other end. If you know you have voltage on one end then simply having lack of voltage ...

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How to separate the outlets in garage from other outlets in the house
1 votes

First step is to shut off the breaker for that circuit. Remove the outlet and GFCI and use wire nuts to make sure the original circuit is complete to the other inside outlets. Then cover it with ...

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Can anyone identify this old wiring in my walls?
1 votes

I believe you are showing regular zip cord. What is zip cord? (Wikipedia) Excerpt: Zip-cord is a type of electrical cable with two or more conductors held together by an insulating jacket ...

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How detailed is the information the electric company gets from the new smart meters?
Accepted answer
1 votes

The promise was that they would monitor your usage patterns in order to better customize your billing. For instance, if you draw X amount of power during the day it will be more expensive than ...

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Drainage fix: Flat concrete slab up over my vinyl siding by 2 inches. Is this acceptable?
1 votes

From your question the part that jumps out at me is that you say it is flat. Also that it is above your vinyl siding. I recommend first that you examine where it comes into contact with the vinyl ...

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PVC pipe transition from 1 1/4" to 3/4", in lawn application - will joints hold?
1 votes

I believe a direct transition, properly cemented, at normal water pressures, should hold just fine. The downside to a gradual reduction as you described is the exact concern you put into your ...

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Can I use a busbar as a ground in my travel trailer?
1 votes

You can use a bus bar, yes. But you should never assume that the entire trailer is bonded together in such a way that you can use any of it separately as a connection to the bus bar. Think of ...

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The best device to measure instantaneous energy usage
1 votes

Without a doubt, it is the Kill-A-Watt meter. You want to measure Watts. And also Watt-hours. Here is what they look like: They are available from many vendors. Worth every penny. Every brand ...

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