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banch4razen2020-05-29 17:45:07
Electronics
banch4razen, 2020-05-29 17:45:07

How to overcome radio interference in my speakers?

For a whole week now, some guy has been talking in my columns in the evenings, quite loudly, but you can hardly make out a word, except for "All the best, goodbye!" at the end (which is strange because he does not seem to be going to say goodbye). Very similar to a radio. This week he woke me up at night, and today he got in touch during the day.

Tried other speakers, changed the surge protector. But it did not help. If you disconnect the aux from the system unit, then the man becomes quieter twice. And the headphones are completely inaudible.

How to overcome it? Should I buy other speakers, and if so, what characteristics should I look for?

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3 answer(s)
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lonelymyp, 2020-05-29
@banch4razen

There is a suspicion that the transmitter power of the uncle in the neighboring apartment exceeds the allowable one, you can try to complain about him to Roskomnadzor.
To exclude pickups from the 220 network, it makes sense to connect the entire PC and speakers to the UPS, and unplug the UPS at the moment the man appears, if the pickups went through the 220 network, they will disappear.
It is useful to use a high-quality shielded wire from the speakers to the system unit (do it yourself), as well as replace the inter-speaker cable with a shielded one.
Also, depending on the columns, you can try to cover them with foil from the inside on a budget (metal tape for baths and ventilation, or special copper tape, it is already more expensive), or use a special super expensive spray for shielding such as EMI 35/200 (to be honest, I haven’t used , painfully expensive, metal tape is easier and cheaper)
Well, quite radically, determine the frequency of a man and turn on a jammer during a conversation in order to wean you from using a walkie-talkie at home.

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Drno, 2020-05-29
@Drno

Can you have a radio in your apartment somewhere that works?
Apparently on a computer ...
If these are ordinary speakers, into a PC and into an outlet, then you can’t connect to them ... by radio

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Dmitry Ovsyannikov, 2020-05-31
@Quickly

Most likely only a good shielded wire will help - both between the speakers and to the PC. Or good acoustics with a built-in filter (ferrite rings may not help). The surest way is to figure out a radio pirate and a wooden "jammer" between the horn !!!

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