<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoPlainText, li.MsoPlainText, div.MsoPlainText
{mso-style-priority:99;
mso-style-link:"Texte brut Car";
margin:0cm;
font-size:11.0pt;
font-family:"Calibri",sans-serif;
mso-ligatures:standardcontextual;
mso-fareast-language:EN-US;}
span.TextebrutCar
{mso-style-name:"Texte brut Car";
mso-style-priority:99;
mso-style-link:"Texte brut";
font-family:"Calibri",sans-serif;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=FR-CA link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoPlainText>Hi list,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>I have a battery charger circuit that I need to fix and do some tests on..<o:p></o:p></p><p class=MsoPlainText>It is supplied from a 15VDC (22VDC actually) at 1.2amp and its job<br>is to charge a 12VDC 9AH battery for a small CRATE TAXI TX-50D portable guitar amplifier.<o:p></o:p></p><p class=MsoPlainText>Its battery is done with a very high ESR value.. No recharging possible.<o:p></o:p></p><p class=MsoPlainText>Now before I go buy a new one I’m Looking for a simple circuit that simulates this type of battery (12V 9AH)<o:p></o:p></p><p class=MsoPlainText>And will be connected to the battery terminals of my charger..<o:p></o:p></p><p class=MsoPlainText>Any clue what this circuit would look like ?<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><span style='color:black'><img width=590 height=510 style='width:6.1458in;height:5.3125in' id="Image_x0020_1" src="cid:image003.jpg@01D9ACFC.C92FF640"></span><span style='color:black'><o:p></o:p></span></p><p class=MsoPlainText><span style='color:black'>Here is my charger schematic section :<o:p></o:p></span></p><p class=MsoPlainText><span style='color:black'><img width=1354 height=521 style='width:14.1041in;height:5.427in' id="Image_x0020_2" src="cid:image004.png@01D9ACFC.C92FF640"></span><span style='color:black'><o:p></o:p></span></p></div></body></html>