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Offline deep maxTopic starter
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« on: June 19, 2011, 05:43:09 am »
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please tell me what voltages should have the scheme and where the control points. best regards

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« Reply #1 on: June 19, 2011, 05:50:43 am »
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Quote:Posted by deep max
please tell me what voltages should have the scheme and where the control points. best regards


 Shocked 12 volt but what control point are you talking about? volume threshold? 

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Xavier


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So many questions so little time

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« Reply #2 on: June 19, 2011, 07:07:37 am »
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sorry, test point for voltage because have +12v. ++,-- , 0v.Cant understand how must be voltages in this point.Sorry for my bad english.Thank you Smiley

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« Reply #3 on: June 20, 2011, 10:39:36 am »
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Hi deep max

 test points for voltages +12v. ++ ,-- , 0v that help you.
 +Vbat= +12v
 + + =12v - voltage drop in Diode {0.7) =+11.3v
 - - = -11.3v=K1
 -Vbat=0v =Gnd


best time
j.

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Offline deep maxTopic starter
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« Reply #4 on: June 20, 2011, 02:16:35 pm »
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Thank you very very much my friend Wink

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Offline deep maxTopic starter
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« Reply #5 on: June 21, 2011, 10:36:10 am »
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Hello, I do not know where the problem lies with me because I have no negative voltage please help

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« Reply #6 on: June 21, 2011, 10:49:57 am »
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put an photo to can help!!!!

best time
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« Reply #7 on: June 21, 2011, 11:51:27 am »
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not clear but visible

Posted on: June 21, 2011, 11:43:23 AM
{alt}
{alt}
this is my dbp 2010

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http://img813.imageshack.us/img813/3899/imgp0907.jpg
http://img809.imageshack.us/img809/6190/imgp0906k.jpg




« Last Edit: June 21, 2011, 11:53:05 am by deep max »
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« Reply #8 on: June 21, 2011, 11:55:33 am »
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Hi deep max
 C1=10UF

best time
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« Reply #9 on: June 21, 2011, 12:05:14 pm »
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Yes, c1 is 10mf tantalum all tracks are checked. Small pcb 741 is only for sample
voltage tension but not negative only positive

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