<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-2">
<TITLE>Zpráva</TITLE>
<META content="MSHTML 6.00.2900.3157" name=GENERATOR></HEAD>
<BODY text=#000000 bgColor=#ffffff>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>Zdroje co umi
regulovat od 0 nejsou problemem, mam postaveny jeden s historickou
723.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>Problem
napajeciho napeti se elegatne obejde pouzitim kombinace PNP a NPN
tranzistoru</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>+ zenerka
mezi bazi PNP a vystupem "OZ" (je pak treba prohodit + a - vstupy, jelikoz
dojde</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>k
inverzi)..</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>Nula byla
resena tak, ze se Uref privedlo na oba vstupy pres R, "+" vstup se prizemnil
dalsim</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>R a dalsi R
vedl z "-" vstupu na delic vystupniho napeti.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>Vse
primitivni a ucine.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN class=074405719-18082007>Doporucuji si
v kazdem pripade pridat do zdroje vystup fixnich +5V, opravdu se to
hodi.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN
class=074405719-18082007></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff><SPAN
class=074405719-18082007> Slavek</SPAN></FONT></DIV>
<BLOCKQUOTE dir=ltr
style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px solid; MARGIN-RIGHT: 0px">
<DIV></DIV>
<DIV class=OutlookMessageHeader lang=cs dir=ltr align=left><FONT
face=Tahoma><BR></FONT> </DIV>No LT1013 je 4 nasobny OZ nebo ne? Takže by
to bylo skoro to samé, akorát v jednom pouzdře. Potřebuji aby oz uměly nulovat
offset. Radši bych šáhnul po odzkoušeném zapojení.<BR><BR>Honza
J.<BR><BR>gatilo napsal(a):
<BLOCKQUOTE cite=mid:1507097286.20070818210222@centrum.cz type="cite">
<STYLE type=text/css>BODY {
MARGIN: 5px; BACKGROUND-COLOR: #ffffff
}
HR {
COLOR: #000000
}
BODY {
FONT-WEIGHT: normal; FONT-SIZE: 10pt; COLOR: #000000; FONT-STYLE: normal; FONT-FAMILY: 'Courier New'; TEXT-DECORATION: none
}
TABLE {
FONT-WEIGHT: normal; FONT-SIZE: 10pt; COLOR: #000000; FONT-STYLE: normal; FONT-FAMILY: 'Courier New'; TEXT-DECORATION: none
}
SPAN.RVTS1 {
FONT-WEIGHT: bold; COLOR: #0000ff; FONT-FAMILY: 'Arial'
}
SPAN.RVTS2 {
FONT-WEIGHT: bold; COLOR: #000080; FONT-FAMILY: 'Arial'
}
SPAN.RVTS3 {
COLOR: #800000; FONT-STYLE: italic; FONT-FAMILY: 'Arial'
}
A.RVTS4 {
COLOR: #008000; FONT-FAMILY: 'Arial'; TEXT-DECORATION: underline
}
SPAN.RVTS4 {
COLOR: #008000; FONT-FAMILY: 'Arial'; TEXT-DECORATION: underline
}
A.RVTS5 {
COLOR: #008000; FONT-FAMILY: 'Arial'; TEXT-DECORATION: underline
}
SPAN.RVTS5 {
COLOR: #008000; FONT-FAMILY: 'Arial'; TEXT-DECORATION: underline
}
A.RVTS6 {
COLOR: #0000ff; TEXT-DECORATION: underline
}
SPAN.RVTS6 {
COLOR: #0000ff; TEXT-DECORATION: underline
}
SPAN.RVTS7 {
FONT-WEIGHT: bold; FONT-SIZE: 9pt; COLOR: #ffffff; FONT-FAMILY: 'tahoma'
}
SPAN.RVTS8 {
FONT-SIZE: 9pt; FONT-FAMILY: 'tahoma'
}
SPAN.RVTS9 {
FONT-SIZE: 7pt; FONT-FAMILY: 'arial'
}
SPAN.RVTS10 {
FONT-SIZE: 7pt; FONT-FAMILY: 'tahoma'
}
SPAN.RVTS11 {
FONT-FAMILY: 'arial'
}
SPAN.RVTS12 {
FONT-WEIGHT: bold; FONT-FAMILY: 'arial'
}
A.RVTS13 {
COLOR: #0000ff; FONT-FAMILY: 'arial'; TEXT-DECORATION: underline
}
SPAN.RVTS13 {
COLOR: #0000ff; FONT-FAMILY: 'arial'; TEXT-DECORATION: underline
}
A.RVTS14 {
FONT-SIZE: 7pt; COLOR: #0000ff; FONT-FAMILY: 'tahoma'; TEXT-DECORATION: underline
}
SPAN.RVTS14 {
FONT-SIZE: 7pt; COLOR: #0000ff; FONT-FAMILY: 'tahoma'; TEXT-DECORATION: underline
}
SPAN.RVTS15 {
FONT-SIZE: 7pt
}
A.RVTS16 {
FONT-SIZE: 7pt; COLOR: #0000ff; TEXT-DECORATION: underline
}
SPAN.RVTS16 {
FONT-SIZE: 7pt; COLOR: #0000ff; TEXT-DECORATION: underline
}
P {
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; TEXT-INDENT: 0px; PADDING-TOP: 0px; TEXT-ALIGN: left
}
UL {
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; TEXT-INDENT: 0px; PADDING-TOP: 0px; TEXT-ALIGN: left
}
OL {
PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; TEXT-INDENT: 0px; PADDING-TOP: 0px; TEXT-ALIGN: left
}
.RVPS1 {
WHITE-SPACE: normal; TEXT-ALIGN: center
}
</STYLE>
<P> 18.8.2007, 20:59:57</P>
<P><FONT face=Arial
color=#0000ff></FONT> </P></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>