[sdiy] Mains interference

[Tom Bugs]

PS - if it is a rented house, the landlord should ensure the wiring is 
safe/modern (maybe a legal obligation?) - if you own it then I'd think 
you owe it to your investment to have such areas checked.

On 27/03/2014 10:56, Tristan wrote:
> Hi Tony,
>
> It sounds like you might have a bad earth or some other electrical wiring problem. Having the
> connections covered in tape does not sound encouraging. I suggest getting your wiring checked by
> an electrician.
>
> Regards,
> Tristan
>
> On Thu, Mar 27th, 2014 at 9:34 PM, Oakley Sound <oakleylist at btinternet.com> wrote:
>
>> OK, this isn't specifically to do with Synth-DIY but it shows itself on
>> my music gear more than on other things so I thought I'd ask.
>>
>> What is it about certain properties that make audio gear within that
>> property more susceptible to clicks and pops from other electrical items
>> in the same property?
>>
>> Since moving house some seven years ago I've noticed far more clicks and
>> pops from fridges and central heating systems than any other house I've
>> had. Now I have three socket ring mains around the house, but all three
>> show the same problem. For example, in my office/workshop the soldering
>> iron's thermostat will trigger the scope and produce a burst of signal
>> on anything the probe is connected to. It will also produce an audible
>> click on the computer's audio output. In my little music corner,
>> switching a active monitor off will make the USB midi interface lose
>> connection with the connected computer, cause another computer in
>> another room to crash, and produce pops on the living room hi-fi.
>>
>> Now I live in the middle of nowhere and the transformer sub-station is
>> up a pole just six metres from my back garden fence. The single phase
>> cables then travel overhead for about 30m to a pole in my front garden
>> and then via underground cable to the house. The earth connection
>> appears to be made from the neutral feed prior the 100A fuse - but it's
>> difficult to tell for sure since it's all covered in tape. The rest of
>> the hamlet share the same 240V electricity supply but the clicks and
>> pops seem to be related to stuff in my house only.
>>
>> Any pointers you can give would be very much appreciated.
>>
>> Tony
>>
>> www.oakleysound.com
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>>
>
>
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