--===============3598234482545617379==
--0000000000008a37f605829237f9
A 7805 is a fixed regulator. There are other parts in the linear SERIES
that are variable output, but if it has a 7805 part number, it will always
output a fixed 5v.
On Sat, Feb 23, 2019 at 10:08 AM Battmain via Shop-talk <
shop-talk@autox.team.net> wrote:
> Could I use *any* MC7805CT as a replacement, as the first link shows
> different models of that regulator? Some models of the regulator have
> variable output as listed in the second link. I suspect the output should
> stay constant for power, but since the amp output section has the pot on
> it, was wondering if I should go with the adjustable output regulator or
> just stick with a fixed output?
>
>
> Brian
>
>
>
>
>
> On Saturday, February 23, 2019, 9:37:17 AM EST, Pat Horne <
> patintexas@icloud.com> wrote:
>
>
> This chip is a voltage regulator, not the audio amplifier. The part number
> indicates that it is a 5v fixed regulator.
>
> Peace,
> Pat
>
> Pat Horne
> We support Habitat for Humanity
>
>
> On Feb 23, 2019, at 7:35 AM, Battmain via Shop-talk <
> shop-talk@autox.team.net> wrote:
>
> I did look up that model, however, here is an example from this site...
> MC7805CT Datasheet, PDF - Alldatasheet
> <http://www.alldatasheet.com/view.jsp?Searchword=MC7805CT>
>
> MC7805CT Datasheet, PDF - Alldatasheet
>
> alldatasheet.com
>
> MC7805CT Datasheet, MC7805CT PDF, MC7805CT Data sheet, MC7805CT manual,
> MC7805CT pdf, MC7805CT, datenblatt, Elec...
> <http://www.alldatasheet.com/view.jsp?Searchword=MC7805CT>
>
>
> They list multiple models of that chip. The one I think is closest is...
>
> http://pdf1.alldatasheet.com/datasheet-pdf/view/82852/FAIRCHILD/MC7805CT.html
> because of the variable output. The amp does have level/volume pot on it.
> The other datasheets in the list do not show a variable output.
>
> Brian
>
>
> On Saturday, February 23, 2019, 6:30:21 AM EST, Jeff Scarbrough <
> fishplate@gmail.com> wrote:
>
>
> How about LM7805CT?
>
> On Sat, Feb 23, 2019 at 2:16 AM Battmain via Shop-talk
> <shop-talk@autox.team.net> wrote:
> >
> > Finally got around to installing an amplified speaker I had sitting
> around for years. It was supposed to be a simple install, but looks like I
> fried something in the haste.
> >
> > I already picked up the capacitor in the picture, but I think the
> regulator might be fried also based on the burn marks.Seems there are
> different models of that regulator. The amp is in a 12v application.
> Anybody have any ideas as to what model regulator it is? (or what I could
> substitute it with? Will be getting it from that auction site. :) )
> > Picture in the link...(that's the best I could get)
> https://i.imgur.com/FIfJA4O.jpg
> >
> > I figure if I throw $5 at it in parts, it wouldn't hurt to try.
> >
> >
> > Brian
>
> > _______________________________________________
> >
> > Shop-talk@autox.team.net
> > Donate: http://www.team.net/donate.html
> > Suggested annual donation $12.96
> > Archive: http://www.team.net/pipermail/shop-talk
> >
> > Unsubscribe/Manage:
> http://autox.team.net/mailman/options/shop-talk/fishplate@gmail.com
>
> >
> _______________________________________________
>
> Shop-talk@autox.team.net
> Donate: http://www.team.net/donate.html
> Suggested annual donation $12.96
> Archive: http://www.team.net/pipermail/shop-talk
>
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/shop-talk/patintexas@icloud.com
>
> _______________________________________________
>
> Shop-talk@autox.team.net
> Donate: http://www.team.net/donate.html
> Suggested annual donation $12.96
> Archive: http://www.team.net/pipermail/shop-talk
>
> Unsubscribe/Manage:
> http://autox.team.net/mailman/options/shop-talk/jdinnis@gmail.com
>
>
--
=================================
= Never offend people with style when you =
= can offend with substance --- Sam Brown =
=================================
--0000000000008a37f605829237f9
Content-Transfer-Encoding: quoted-printable
<div dir=3D"ltr">A 7805 is a fixed regulator.=C2=A0 There are other parts i=
n the linear SERIES that are variable output, but if it has a 7805 part num=
ber, it will always output a fixed 5v.=C2=A0 <br></div><br><div class=3D"gm=
ail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, Feb 23, 2019 at 10=
:08 AM Battmain via Shop-talk <<a href=3D"mailto:shop-talk@autox.team.ne=
t">shop-talk@autox.team.net</a>> wrote:<br></div><blockquote class=3D"gm=
ail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,=
204,204);padding-left:1ex"><div><div class=3D"gmail-m_4970131661470459166yd=
p65bf8037yahoo-style-wrap" style=3D"font-family:Helvetica Neue,Helvetica,Ar=
ial,sans-serif;font-size:16px"><div></div>
<div>Could I use *any* MC7805CT as a replacement, as the first link=
shows different models of that regulator? Some models of the regulator hav=
e variable output as listed in the second link. I suspect the output should=
stay constant for power, but since the amp output section has the pot on i=
t, was wondering if I should go with the adjustable output regulator or jus=
t stick with a fixed output?</div><div><br></div><div><br></div><div>Brian<=
/div><div><br></div><div><br></div><div><br></div><div><br></div><div><br><=
/div>
=20
</div><div id=3D"gmail-m_4970131661470459166ydp4db1db92yahoo_quoted=
_1335261782" class=3D"gmail-m_4970131661470459166ydp4db1db92yahoo_quoted">
<div style=3D"font-family:"Helvetica Neue",Helvetica,=
Arial,sans-serif;font-size:13px;color:rgb(38,40,42)">
=20
<div>
On Saturday, February 23, 2019, 9:37:17 AM EST, Pat Hor=
ne <<a href=3D"mailto:patintexas@icloud.com"; target=3D"_blank">patintexa=
s@icloud.com</a>> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id=3D"gmail-m_4970131661470459166ydp4db1db92yiv66=
90341354"><div>This chip is a voltage regulator, not the audio amplifier. T=
he part number indicates that it is a 5v fixed regulator.=C2=A0<div><br cle=
ar=3D"none"></div><div>Peace,=C2=A0</div><div>Pat<br clear=3D"none"><br cle=
ar=3D"none"><div dir=3D"ltr" id=3D"gmail-m_4970131661470459166ydp4db1db92yi=
v6690341354AppleMailSignature">Pat Horne=C2=A0<div>We support Habitat for H=
umanity</div><div><br clear=3D"none"></div></div><div class=3D"gmail-m_4970=
131661470459166ydp4db1db92yiv6690341354yqt0494001998" id=3D"gmail-m_4970131=
661470459166ydp4db1db92yiv6690341354yqt20296"><div dir=3D"ltr"><br clear=3D=
"none">On Feb 23, 2019, at 7:35 AM, Battmain via Shop-talk <<a shape=3D"=
rect" href=3D"mailto:shop-talk@autox.team.net"; rel=3D"nofollow" target=3D"_=
blank">shop-talk@autox.team.net</a>> wrote:<br clear=3D"none"><br clear=
=3D"none"></div><div dir=3D"ltr"><div class=3D"gmail-m_4970131661470459166y=
dp4db1db92yiv6690341354ydp2bbfaeyahoo-style-wrap" style=3D"font-family:Helv=
etica Neue,Helvetica,Arial,sans-serif;font-size:16px"><div></div>
<div>I did look up that model, however, here is an example from thi=
s site...</div><div><a shape=3D"rect" class=3D"gmail-m_4970131661470459166y=
dp4db1db92yiv6690341354enhancr_card_1328980195" href=3D"http://www.alldatas=
heet.com/view.jsp?Searchword=3DMC7805CT" rel=3D"nofollow" target=3D"_blank"=
>MC7805CT Datasheet, PDF - Alldatasheet</a><br clear=3D"none"></div><div><b=
r clear=3D"none"></div><div class=3D"gmail-m_4970131661470459166ydp4db1db92=
yiv6690341354ydp3e0f82ebyahoo-link-enhancr-card gmail-m_4970131661470459166=
ydp4db1db92yiv6690341354ydp3e0f82ebymail-preserve-class gmail-m_49701316614=
70459166ydp4db1db92yiv6690341354ydp3e0f82ebymail-preserve-style" id=3D"gmai=
l-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebenhancr_card_1328=
980195" style=3D"max-width:400px;font-family:Helvetica Neue,Segoe UI,Helvet=
ica,Arial,sans-serif"><a shape=3D"rect" class=3D"gmail-m_497013166147045916=
6ydp4db1db92yiv6690341354ydp3e0f82ebyahoo-enhancr-cardlink" href=3D"http://=
www.alldatasheet.com/view.jsp?Searchword=3DMC7805CT" style=3D"text-decorati=
on:none;color:rgb(0,0,0)" rel=3D"nofollow" target=3D"_blank"><table class=
=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard-wrap=
per gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebyahoo-ign=
ore-table" style=3D"max-width:400px" cellspacing=3D"0" cellpadding=3D"0" bo=
rder=3D"0"><tbody><tr><td colspan=3D"1" rowspan=3D"1" width=3D"400"><table =
class=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard=
gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebyahoo-ignore=
-table" style=3D"max-width:400px;border-width:1px;border-style:solid;border=
-color:rgb(224,228,233);border-radius:2px" width=3D"100%" cellspacing=3D"0"=
cellpadding=3D"0" border=3D"0"><tbody><tr><td colspan=3D"1" rowspan=3D"1" =
class=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard=
-primary-image-cell" style=3D"background-color:rgb(0,0,0);background-size:c=
over;border-radius:2px 2px 0px 0px;min-height:175px" valign=3D"top" height=
=3D"175" bgcolor=3D"#000000"><table class=3D"gmail-m_4970131661470459166ydp=
4db1db92yiv6690341354ydp3e0f82ebcard-overlay-container-table gmail-m_497013=
1661470459166ydp4db1db92yiv6690341354ydp3e0f82ebyahoo-ignore-table" style=
=3D"width:100%" cellspacing=3D"0" cellpadding=3D"0" border=3D"0"><tbody><tr=
><td colspan=3D"1" rowspan=3D"1" class=3D"gmail-m_4970131661470459166ydp4db=
1db92yiv6690341354ydp3e0f82ebcard-overlay-cell" style=3D"background-color:t=
ransparent;border-radius:2px 2px 0px 0px;min-height:175px" valign=3D"top" b=
gcolor=3D"transparent"><table class=3D"gmail-m_4970131661470459166ydp4db1db=
92yiv6690341354ydp3e0f82ebyahoo-ignore-table" style=3D"width:100%;min-heigh=
t:175px" height=3D"175" border=3D"0"><tbody><tr><td colspan=3D"1" rowspan=
=3D"1" class=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f8=
2ebcard-richInfo2" style=3D"text-align:left;padding:15px 0px 0px 15px;verti=
cal-align:top"></td><td colspan=3D"1" rowspan=3D"1" class=3D"gmail-m_497013=
1661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard-actions" style=3D"text=
-align:right;padding:15px 15px 0px 0px;vertical-align:top"><div class=3D"gm=
ail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard-share-cont=
ainer"></div></td></tr></tbody></table></td></tr></tbody></table></td></tr>=
<tr><td colspan=3D"1" rowspan=3D"1"><table class=3D"gmail-m_497013166147045=
9166ydp4db1db92yiv6690341354ydp3e0f82ebcard-info gmail-m_497013166147045916=
6ydp4db1db92yiv6690341354ydp3e0f82ebyahoo-ignore-table" style=3D"background=
:rgb(255,255,255) none repeat scroll 0% 0%;width:100%;max-width:400px;borde=
r-radius:0px 0px 2px 2px;border-top:1px solid rgb(224,228,233)" cellspacing=
=3D"0" cellpadding=3D"0" border=3D"0" align=3D"center"><tbody><tr><td colsp=
an=3D"1" rowspan=3D"1" style=3D"background-color:rgb(255,255,255);padding:1=
6px 0px 16px 12px;vertical-align:top;border-radius:0px 0px 0px 2px"></td><t=
d colspan=3D"1" rowspan=3D"1" style=3D"vertical-align:middle;padding:12px 2=
4px 16px 12px;width:99%;font-family:Helvetica Neue,Segoe UI,Helvetica,Arial=
,sans-serif;border-radius:0px 0px 2px"><h2 class=3D"gmail-m_497013166147045=
9166ydp4db1db92yiv6690341354ydp3e0f82ebcard-title" style=3D"font-size:14px;=
line-height:19px;margin:0px 0px 6px;font-family:Helvetica Neue,Segoe UI,Hel=
vetica,Arial,sans-serif;color:rgb(38,40,42)">MC7805CT Datasheet, PDF - Alld=
atasheet</h2><p class=3D"gmail-m_4970131661470459166ydp4db1db92yiv669034135=
4ydp3e0f82ebcard-richinfo-primary" style=3D"font-size:12px;line-height:16px=
;margin:0px 0px 4px;color:rgb(151,155,167)">alldatasheet.com</p><p class=3D=
"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydp3e0f82ebcard-descrip=
tion" style=3D"font-size:12px;line-height:16px;margin:0px;color:rgb(151,155=
,167)">MC7805CT Datasheet, MC7805CT PDF, MC7805CT Data sheet, MC7805CT manu=
al, MC7805CT pdf, MC7805CT, datenblatt, Elec...</p></td></tr></tbody></tabl=
e></td></tr></tbody></table></td></tr></tbody></table></a><div class=3D"gma=
il-m_4970131661470459166ydp4db1db92yiv6690341354loadingSpinnerContainer" st=
yle=3D"width:100%;min-height:100%"><div class=3D"gmail-m_497013166147045916=
6ydp4db1db92yiv6690341354D_F gmail-m_4970131661470459166ydp4db1db92yiv66903=
41354F_n gmail-m_4970131661470459166ydp4db1db92yiv6690341354gl_C gmail-m_49=
70131661470459166ydp4db1db92yiv6690341354ab_C gmail-m_4970131661470459166yd=
p4db1db92yiv6690341354H_6MGW gmail-m_4970131661470459166ydp4db1db92yiv66903=
41354o_h"><div class=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354=
W_6MGW gmail-m_4970131661470459166ydp4db1db92yiv6690341354H_6MGW gmail-m_49=
70131661470459166ydp4db1db92yiv6690341354D_X gmail-m_4970131661470459166ydp=
4db1db92yiv6690341354ah_1PEzoz"></div></div></div></div><div><br clear=3D"n=
one"></div><div><br clear=3D"none"></div><div>They list multiple models of =
that chip. The one I think is closest is...</div><div><a shape=3D"rect" hre=
f=3D"http://pdf1.alldatasheet.com/datasheet-pdf/view/82852/FAIRCHILD/MC7805=
CT.html" rel=3D"nofollow" target=3D"_blank">http://pdf1.alldatasheet.com/da=
tasheet-pdf/view/82852/FAIRCHILD/MC7805CT.html</a><br clear=3D"none"></div>=
<div>because of the variable output.=C2=A0 The amp does have level/volume p=
ot on it. The other datasheets in the list do not show a variable output.</=
div><div><br clear=3D"none"></div><div>Brian</div><div><br clear=3D"none"><=
/div><div><br clear=3D"none"></div>
=20
</div><div class=3D"gmail-m_4970131661470459166ydp4db1db92yiv669034=
1354ydpbf13efe9yahoo_quoted" id=3D"gmail-m_4970131661470459166ydp4db1db92yi=
v6690341354ydpbf13efe9yahoo_quoted_1895949275">
<div style=3D"font-family:"Helvetica Neue",Helvetica,=
Arial,sans-serif;font-size:13px;color:rgb(38,40,42)">
=20
<div>
On Saturday, February 23, 2019, 6:30:21 AM EST, Jeff Sc=
arbrough <<a shape=3D"rect" href=3D"mailto:fishplate@gmail.com"; rel=3D"n=
ofollow" target=3D"_blank">fishplate@gmail.com</a>> wrote:
</div>
<div><br clear=3D"none"></div>
<div><br clear=3D"none"></div>
<div><div dir=3D"ltr">How about LM7805CT?<br clear=3D"none"=
><div class=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354ydpbf13ef=
e9yqt8133710530" id=3D"gmail-m_4970131661470459166ydp4db1db92yiv6690341354y=
dpbf13efe9yqtfd96835"><br clear=3D"none">On Sat, Feb 23, 2019 at 2:16 AM Ba=
ttmain via Shop-talk<br clear=3D"none"><<a shape=3D"rect" href=3D"mailto=
:shop-talk@autox.team.net" rel=3D"nofollow" target=3D"_blank">shop-talk@aut=
ox.team.net</a>> wrote:<br clear=3D"none">><br clear=3D"none">> Fi=
nally got around to installing an amplified speaker I had sitting around fo=
r years.=C2=A0 It was supposed to be a simple install, but looks like I fri=
ed something in the haste.<br clear=3D"none">><br clear=3D"none">> I =
already picked up the capacitor in the picture,=C2=A0 but I think the regul=
ator might be fried also based on the burn marks.Seems there are different =
models of that regulator.=C2=A0 The amp is in a 12v application.=C2=A0 Anyb=
ody have any ideas as to what model regulator it is? (or what I could subst=
itute it with? Will be getting it from that auction site. :) )<br clear=3D"=
none">> Picture in the link...(that's the best I could get) <a shape=
=3D"rect" href=3D"https://i.imgur.com/FIfJA4O.jpg"; rel=3D"nofollow" target=
=3D"_blank">https://i.imgur.com/FIfJA4O.jpg</a><br clear=3D"none">><br c=
lear=3D"none">> I figure if I throw $5 at it in parts, it wouldn't h=
urt to try.<br clear=3D"none">><br clear=3D"none">><br clear=3D"none"=
>> Brian</div><br clear=3D"none">> __________________________________=
_____________<br clear=3D"none">><br clear=3D"none">> <a shape=3D"rec=
t" href=3D"mailto:Shop-talk@autox.team.net"; rel=3D"nofollow" target=3D"_bla=
nk">Shop-talk@autox.team.net</a><br clear=3D"none">> Donate: <a shape=3D=
"rect" href=3D"http://www.team.net/donate.html"; rel=3D"nofollow" target=3D"=
_blank">http://www.team.net/donate.html</a><br clear=3D"none">> Suggeste=
d annual donation=C2=A0 $12.96<br clear=3D"none">> Archive: <a shape=3D"=
rect" href=3D"http://www.team.net/pipermail/shop-talk"; rel=3D"nofollow" tar=
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1db92yiv6690341354ydpbf13efe9yqt8133710530" id=3D"gmail-m_49701316614704591=
66ydp4db1db92yiv6690341354ydpbf13efe9yqtfd59736"><br clear=3D"none">></d=
iv></div></div>
</div>
</div></div></div><div dir=3D"ltr"><span>__________________________=
_____________________</span><br clear=3D"none"><span></span><br clear=3D"no=
ne"><span><a shape=3D"rect" href=3D"mailto:Shop-talk@autox.team.net"; rel=3D=
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</div>
</div></div>_______________________________________________<br>
<br>
<a href=3D"mailto:Shop-talk@autox.team.net"; target=3D"_blank">Shop-talk@aut=
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<br>
</blockquote></div><br clear=3D"all"><br>-- <br><div dir=3D"ltr" class=3D"g=
mail_signature">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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style when you=C2=A0=C2=A0 =3D<br>=3D can offend with substance --- Sam Bro=
wn=C2=A0 =3D<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</div>
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