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Едно бързо питане !

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zapad
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Значи 7Vrms=10Vp-p така ли?
П.П. Минималната чувствителност я дават 65mVrms


 
Posted : 17.03.2014 23:24
vladimirstanoev
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Значи 7Vrms=10Vp-p така ли?

Ето една снимка за онагледяване от нета: dndf

Форум


 
Posted : 17.03.2014 23:31
DeepFish
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Ми горе-долу със стандартната сонда до 10 волта, с осцилоскопната 1:10 до 100 волта и с високоволтова до 30000, 40000 и дори до 50000, ама по променлив ток има голямо затихване над 1 килохерц.


 
Posted : 17.03.2014 23:41
LDA
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Явно някой Академик е включил телевизора в контакта dnd та затова и тока е угаснал....чиряслото не е издържало

По-скоро чиряслото е издържало, но в АЕЦ Козлудий е паднал някой предпазител dnd


Лъчезар Арнаудов

 
Posted : 18.03.2014 0:01
galiani
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И за тва ли нямаше следобед ток в доста райони на България????


Никой не е по голям от хляба

 
Posted : 18.03.2014 0:03
zapad
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Става въпрос за това , а тук готово, та да питам още нещо, ако го бодна директно на някой кварц, примерно 10MHz да ли ще покаже честотата


 
Posted : 18.03.2014 1:02
DeepFish
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Предполагам, че не - входа ти е 1 Мегаом, ще натовари кварца, ама пробвай де!
Само не разбрах - защо се съмняваш в кварц? Той или пали или не, ако не от 10 пъти 10 се сменя и готово, ама да му бяга честотата - не ми се е случвало...


 
Posted : 18.03.2014 1:11
takiev
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П.П. Минималната чувствителност я дават 65mVrms

Отпред на сондата резистор-50--150К и си готов...ама проба трябва...


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Posted : 18.03.2014 1:23
evgevg
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Те за това ли казаха в новините , че можело да мери с каква честота се клати черешата като се покатерят 10-15 човека на нея? dnd


Форум

 
Posted : 18.03.2014 1:43
vladimirstanoev
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П.П. Минималната чувствителност я дават 65mVrms

Отпред на сондата резистор-50--150К и си готов...

Минималната чувствителност ще рече, че не може да измери по-малки напрежения от 65mVrms (100mVp-p) dndf
Ако туриме резистор отпред, ептен шъ я вапцаме (чувствителността) и верно шъ ни снимат по новините Форум


 
Posted : 18.03.2014 2:44
zapad
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май няма да го бъде, подадох му 3в променливо 50Hz, показа 1Hz и дотам,


 
Posted : 18.03.2014 4:31
takiev
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май няма да го бъде, подадох му 3в променливо 50Hz, показа 1Hz и дотам,

Май шъ требе нов уред, щом надписа му не верен...? dnd
А ако ,, мернеш ,, по отоплението какво ли ще покаже ?


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Posted : 18.03.2014 10:58
Щирлиц
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Шъ покаже : гюм-гиби. nbdn


Синджира си идва а козата я няма....

Форум

 
Posted : 18.03.2014 11:35
zapad
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Верно, че така пишело, ама кат е на чуждестрански език кой да го разбере


 
Posted : 18.03.2014 11:38
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 fbr1
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Лятото дойде. Никой не му се седи вече пред компа.


 
Posted : 18.03.2014 13:47
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