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Odvojni-izolacioni transformator u audio merenjima
#8
Slepci navojci, magneti oklopi. srednji izvodi.....??
Osciloskop je neko predvideo da moze direktno u mrezu 230V i dovoljan je sam sebi da pocisti smetnje, plus u sebi ima SMPS, a odvojni trafo se stavlja ne zbog smetnji nego zbog galvanskog odvajanja jer nemamo para za galvanski izolovane sonde pa se snalazimo kako umemo.
Inace moje misljenje je da treba izbegavati torusne trafoe za 230/230v odvojne jer ako dodje do kratkog spoja na sekundarnoj strani i slicno moze znatno vecu kolicinu energije da prenese i brze crkava nego klasican sa EI jezgrom.
I jos nesto, oni koji nemaju cak ni odvojni trafo, uzmu skinu uzemljenje sa osciloskopa jer na osciloskopu je problem kod merenja upravo GND koji je vezan na uzemljenje ali to valjda znamo.

Inace cestitke za izbor osciloskopa, mislim da nema bolji odnos ulozeno/dobijeno za nase amaterske potrebe.
Linux is like a wigwam NO Windows NO Gates and an Apache inside
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Messages In This Thread
RE: Upravo stiglo - by HomeMadeAudioProject - 03-04-2026, 07:48 PM
RE: Upravo stiglo - by BeliNinja - 03-04-2026, 08:11 PM
RE: Upravo stiglo - by Bocko - 03-04-2026, 09:22 PM
RE: Upravo stiglo - by BeliNinja - 03-04-2026, 09:35 PM
RE: Upravo stiglo - by NIXIE - 03-05-2026, 08:09 AM
RE: Upravo stiglo - by BeliNinja - 03-05-2026, 02:17 PM
RE: Upravo stiglo - by ddanijel - 03-05-2026, 02:48 PM
RE: Upravo stiglo - by ddanijel - 03-05-2026, 04:13 PM
RE: Upravo stiglo - by BeliNinja - 03-05-2026, 05:01 PM
RE: Upravo stiglo - by ddanijel - 03-05-2026, 09:40 PM
RE: Upravo stiglo - by Gosha - 03-05-2026, 10:31 PM
RE: Upravo stiglo - by Gosha - 03-05-2026, 10:33 PM
RE: Upravo stiglo - by gorankg - 03-05-2026, 10:55 PM
RE: Upravo stiglo - by BeliNinja - 03-05-2026, 11:08 PM
RE: Upravo stiglo - by Khadgar2007 - 03-05-2026, 11:41 PM
RE: Upravo stiglo - by Gosha - 03-06-2026, 12:11 AM
RE: Upravo stiglo - by mikikg - 03-06-2026, 02:39 AM
RE: Upravo stiglo - by BeliNinja - 03-06-2026, 06:42 AM
RE: Upravo stiglo - by NIXIE - 03-06-2026, 10:59 AM
RE: Upravo stiglo - by Boban - 03-06-2026, 11:05 AM
RE: Upravo stiglo - by NIXIE - 03-06-2026, 11:25 AM
RE: Upravo stiglo - by Bocko - 03-08-2026, 09:55 AM
RE: Upravo stiglo - by BeliNinja - 03-08-2026, 02:36 PM
RE: Upravo stiglo - by Bocko - Yesterday, 09:25 AM
RE: Upravo stiglo - by BeliNinja - Yesterday, 05:35 PM

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