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Old 19th December 2011, 01:33 PM   #1871
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My layout.
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Old 19th December 2011, 01:51 PM   #1872
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Quote:
Originally Posted by hien.t.nguyen View Post
You use low frequency (1-10Hz) of sine wave in put,out put conector load true(4 or 8 ohm)

Used Oscilloscope to see signal in C-NPN,the peak of this signal # (V-) => damage now.
I test in this case!
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Last edited by quanghao; 19th December 2011 at 01:56 PM.
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Old 19th December 2011, 01:53 PM   #1873
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I=I1+I2 => I2=I-I1; I2max => I1min; I1min~0mA
I2max => Vce2min => Vce1max
I1min.Vce1max = I1min.150 < 4,66.150
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Old 19th December 2011, 01:58 PM   #1874
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Quote:
Originally Posted by quanghao View Post
I test in this case!
Have you got some pictures your test?
can you show here?
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Last edited by hien.t.nguyen; 19th December 2011 at 02:00 PM.
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Old 19th December 2011, 02:19 PM   #1875
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Quote:
Originally Posted by hien.t.nguyen View Post
Have you got some pictures your test?
can you show here?
ok!
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Old 19th December 2011, 02:33 PM   #1876
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Quote:
Originally Posted by quanghao View Post
ok!
I do not know your picture.

1. Where is sine wave machine?
2. How much frequency?
3. Where is osc machine?
4. Where is measurement (in circuit)?
5. Where is the line DC (V-) on Osc? not see in display?
6. Where is load true?
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Last edited by hien.t.nguyen; 19th December 2011 at 02:41 PM.
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Old 19th December 2011, 06:16 PM   #1877
toufu is offline toufu  United States
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Have you guys any PCB's to sell now or maybe in the future?
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Old 19th December 2011, 11:31 PM   #1878
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Have you guys any PCB's to sell now or maybe in the future?
Hi
Before your guys step into this , please register for forum vnav.vn and use google translation to view what happen there , and why ?

regards
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Old 21st December 2011, 03:01 AM   #1879
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Hi All!

This is part of the power amplifier, a positive connection between the K1058 and J162 G, you can refer to this connection.

I wish you good advice on electronic Watches on how this connection, to the reasonable value!

Currently I am using the values ​​as circuit diagrams, please visit
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Old 22nd December 2011, 04:09 AM   #1880
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Default Merry Christmas

Merry Christmas!


I wish you love with forgiveness and tolerance, this key will cause us to be closer to God. Christmas!
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