Looking for a "non-interference with power currents wire"

Kyle Lorenz

Kyle Lorenz

Junior Audioholic
My dad wants radio in his shop which is harder than it sounds. We buy a radio ariel, some ordinary 16 gauge wire and sting it all together. We mounted the ariel outside and stung the wire on the wall (which is tinned with many powerlines within it) to the receiver. Static. I figured the powerlines in the wall are interfering with the wire causing static so I dismounted it from the wall and laid it on the ground. While doing so, I noticed when I move the wire around the static gets worse and better depending on where I move it. Even in the best spot it still has a constant humming. So my question is, will a non-interference wire help block out the power currents? Also, is there even such thing? Thanks.
 
mtrycrafts

mtrycrafts

Seriously, I have no life.
Kyle Lorenz said:
My dad wants radio in his shop which is harder than it sounds. We buy a radio ariel, some ordinary 16 gauge wire and sting it all together. We mounted the ariel outside and stung the wire on the wall (which is tinned with many powerlines within it) to the receiver. Static. I figured the powerlines in the wall are interfering with the wire causing static so I dismounted it from the wall and laid it on the ground. While doing so, I noticed when I move the wire around the static gets worse and better depending on where I move it. Even in the best spot it still has a constant humming. So my question is, will a non-interference wire help block out the power currents? Also, is there even such thing? Thanks.

Sounds like you are stringing the wire for an AM reception, correct? What kind of antenna?
 
jonnythan

jonnythan

Audioholic Ninja
Kyle Lorenz said:
My dad wants radio in his shop which is harder than it sounds. We buy a radio ariel, some ordinary 16 gauge wire and sting it all together. We mounted the ariel outside and stung the wire on the wall (which is tinned with many powerlines within it) to the receiver. Static. I figured the powerlines in the wall are interfering with the wire causing static so I dismounted it from the wall and laid it on the ground. While doing so, I noticed when I move the wire around the static gets worse and better depending on where I move it. Even in the best spot it still has a constant humming. So my question is, will a non-interference wire help block out the power currents? Also, is there even such thing? Thanks.
Maybe string up the 16g outside and couple it to a shielded coax cable to run it inside to the radio.
 
A

Ampdog

Audioholic
Kyle Lorenz,

No, there is not something such as a non-interference wire (not including screened lead where the application requires). And please don't be bluffed by wire claims! Could you also perhaps move the radio? If it works off the mains (probably), you could also get at least part of the interference that way. The environment does not sound "user-friendly" to me. Good luck!
 
Kyle Lorenz

Kyle Lorenz

Junior Audioholic
mtrycrafts said:
Sounds like you are stringing the wire for an AM reception, correct? What kind of antenna?
Yes, correct. I don't know the exact name and model because I threw away the box (dang it) but I do know it's basically an antenna that vehicles use as its made to mount on a car.
 
mtrycrafts

mtrycrafts

Seriously, I have no life.
Kyle Lorenz said:
Yes, correct. I don't know the exact name and model because I threw away the box (dang it) but I do know it's basically an antenna that vehicles use as its made to mount on a car.

OK. So, it is a car antenna being adapted as an antenna for an AM radio in the shop. Is there two connection points on the radio, second being internal ground?
Try some experiments. Get that radio and antenna outside with an extension cord to the radio. Connect the antenna cable, center lead to the antenna on the radio and see., but you also have to hold that antenna so it is insulated from everything, or you will get more static:eek:
In a car, the center lead is nowhere near a ground. the coax type cable is used with the center conductor as the signal wire and the shield goes to ground and the car chassis.
You need a similar connection on that radio.
If the experiment works, you need another cable like that on the antenna to extend the range. Perhaps radio Shack?

It is doable but with a bit of experimentation as this is out of the ordinary:D
 
Resident Loser

Resident Loser

Senior Audioholic
I don't think...

...an auto antenna is gonna' cut it...Probably the best (also cheapest) thing is a long length >25ft of single conductor wire...and you must use insulators at all support points...that's what we used to use on our old crystal sets...

If there is a particular station you are interested in being able to recieve, you can actually optimize the length of the wire for that specific frequency...there is some math involved but as I recall it's simple division: frequency divided by a "number" which escapes me at the moment, however the length may prove impractical.

You could do a Google on >>AM radio antenna<< or >>DIY AM radio antenna<<...there is also a company that has what seems to be a good rep for AM radios and various antennae...C.Crane...you might want to check out their site.

jimHJJ(...best of luck...)
 
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