160W電池充電器輻射超4-5dB誰有什么好的方法可以解決
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No. |
Frequency |
Reading |
Correct |
Result |
Limit |
Margin |
Height |
Degree |
Remark |
|
(MHz) |
(dBuV) |
Factor(dB/m) |
(dBuV/m) |
(dBuV/m) |
(dB) |
(cm) |
( ) |
|
1 |
63.9500 |
52.46 |
-12.97 |
39.49 |
40.00 |
-0.51 |
200 |
203 |
peak |
2 |
63.9500 |
51.61 |
-12.97 |
38.64 |
40.00 |
-1.36 |
200 |
203 |
QP |
3 |
105.1750 |
56.21 |
-9.82 |
46.39 |
40.00 |
6.39 |
300 |
168 |
peak |
4 |
105.1750 |
54.53 |
-9.82 |
44.71 |
40.00 |
4.71 |
300 |
168 |
QP |
5 |
136.7000 |
48.31 |
-7.33 |
40.98 |
40.00 |
0.98 |
200 |
110 |
peak |
6 |
136.7000 |
43.05 |
-7.33 |
35.72 |
40.00 |
-4.28 |
200 |
110 |
QP |
7 |
190.0500 |
50.02 |
-8.51 |
41.51 |
40.00 |
1.51 |
100 |
193 |
peak |
8 |
190.0500 |
47.74 |
-8.51 |
39.23 |
40.00 |
-0.77 |
100 |
193 |
QP |
9 |
207.0250 |
47.30 |
-8.05 |
39.25 |
40.00 |
-0.75 |
100 |
280 |
peak |
10 |
207.0250 |
43.84 |
-8.05 |
35.79 |
40.00 |
-4.21 |
100 |
280 |
QP |
0
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@zhangjuanjuan
No.FrequencyReadingCorrectResultLimitMarginHeightDegreeRemark (MHz)(dBuV)Factor(dB/m)(dBuV/m)(dBuV/m)(dB)(cm)() 163.950052.46-12.9739.4940.00-0.51200203peak263.950051.61-12.9738.6440.00-1.36200203QP3105.175056.21-9.8246.3940.006.39300168peak4105.175054.53-9.8244.7140.004.71300168QP5136.700048.31-7.3340.9840.000.98200110peak6136.700043.05-7.3335.7240.00-4.28200110QP7190.050050.02-8.5141.5140.001.51100193peak8190.050047.74-8.5139.2340.00-0.77100193QP9207.025047.30-8.0539.2540.00-0.75100280peak10207.025043.84-8.0535.7940.00-4.21100280QP
在MOS漏級(jí)對(duì)地接一個(gè)20pF-50pF 1KＶ瓷片電容
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@zhangtao3b608
關(guān)注
傳導(dǎo)超了 ，誰能幫忙分析分析啊
No. Frequency QuasiPeak reading Average reading Correction factor QuasiPeak result Average result QuasiPeak limit Average limit QuasiPeak margin Average margin Remark (MHz) (dBuV) (dBuV) (dB) (dBuV) (dBuV) (dBuV) (dBuV) (dB) (dB) 1 0.8332 35.28 28.32 10.16 45.44 38.48 56.00 46.00 -10.56 -7.52 Pass 2 1.4550 36.42 31.24 10.37 46.79 41.61 56.00 46.00 -9.21 -4.39 Pass 3 2.7025 34.42 27.88 10.70 45.12 38.58 56.00 46.00 -10.88 -7.42 Pass 4 4.4369 35.63 28.77 10.88 46.51 39.65 56.00 46.00 -9.49 -6.35 Pass 5X 17.2564 58.85 52.49 11.52 70.37 64.01 60.00 50.00 10.37 14.01 Fail 6* 28.6947 63.31 54.84 12.47 75.78 67.31 60.00 50.00 15.78 17.31 Fail
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