回复: 关于 Signal-to-Noise Ratio ( 信噪比SNR )
这是我刚才 11:07分的 测试数据,数码输出电平为 0.577V,待后等所里设备空了测试频谱和 SNR(信噪比) A计权测试。
"Title " "Voltage"
"ID " 1
"Type " "Envelope"
"Date " 09/05/07
"Time " 11:07:07
"X Scale " 2.00E-07
"X At 0% " -4.00E-07
"X Resolution " 2.500000E+01
"X Size " 256
"X Unit " "s"
"X Label " "200 ns/Div"
"Y Scale " 5.00000E-01
"Y At 50% " 0.E-06
"Y Resolution " 2.493641E+01
"Y Size " 256
"Y Unit " "V"
"Y Label " "V"
-4.00E-07 5.47905E-01 5.47905E-01
-3.92E-07 5.47905E-01 5.47905E-01
-3.84E-07 5.27854E-01 5.27854E-01
-3.76E-07 3.67446E-01 3.67446E-01
-3.68E-07 -3.14288E-01 -3.14288E-01
-3.60E-07 -4.34594E-01 -4.34594E-01
-3.52E-07 -6.35104E-01 -6.35104E-01
-3.44E-07 -7.95512E-01 -7.95512E-01
-3.36E-07 -8.55665E-01 -8.55665E-01
-3.28E-07 -7.35359E-01 -7.35359E-01
-3.20E-07 -7.35359E-01 -7.35359E-01
-3.12E-07 -6.55155E-01 -6.55155E-01
-3.04E-07 -6.15053E-01 -6.15053E-01
-2.96E-07 -5.34849E-01 -5.34849E-01
-2.88E-07 -5.14798E-01 -5.14798E-01
-2.80E-07 -5.34849E-01 -5.34849E-01
-2.72E-07 -5.74951E-01 -5.74951E-01
-2.64E-07 -6.15053E-01 -6.15053E-01
-2.56E-07 -6.35104E-01 -6.35104E-01
-2.48E-07 -5.54900E-01 -5.54900E-01
-2.40E-07 -5.54900E-01 -5.54900E-01
-2.32E-07 -5.14798E-01 -5.14798E-01
-2.24E-07 -5.34849E-01 -5.34849E-01
-2.16E-07 -5.54900E-01 -5.54900E-01
-2.08E-07 -5.74951E-01 -5.74951E-01
-2.00E-07 -5.74951E-01 -5.74951E-01
-1.92E-07 -5.74951E-01 -5.74951E-01
-1.84E-07 -5.54900E-01 -5.54900E-01
-1.76E-07 -5.95002E-01 -5.95002E-01
-1.68E-07 -5.74951E-01 -5.74951E-01
-1.60E-07 -5.54900E-01 -5.54900E-01
-1.52E-07 -5.74951E-01 -5.74951E-01
-1.44E-07 -5.54900E-01 -5.54900E-01
-1.36E-07 -5.54900E-01 -5.54900E-01
-1.28E-07 -5.95002E-01 -5.95002E-01
-1.20E-07 -5.74951E-01 -5.74951E-01
-1.12E-07 -5.74951E-01 -5.74951E-01
-1.04E-07 -5.54900E-01 -5.54900E-01
-9.6E-08 -5.74951E-01 -5.74951E-01
-8.8E-08 -5.54900E-01 -5.54900E-01
-8.0E-08 -5.74951E-01 -5.74951E-01
-7.2E-08 -5.34849E-01 -5.34849E-01
-6.4E-08 -5.34849E-01 -5.34849E-01
-5.6E-08 -5.74951E-01 -5.74951E-01
-4.8E-08 -5.74951E-01 -5.74951E-01
-4.0E-08 -5.74951E-01 -5.74951E-01
-3.2E-08 -4.94747E-01 -4.94747E-01
-2.4E-08 -3.94492E-01 -3.94492E-01
-1.6E-08 -9.3727E-02 -9.3727E-02
-8.E-09 5.27854E-01 5.27854E-01
0.E-09 6.88262E-01 6.88262E-01
8.E-09 7.88517E-01 7.88517E-01
1.6E-08 8.48670E-01 8.48670E-01
2.4E-08 8.08568E-01 8.08568E-01
3.2E-08 6.48160E-01 6.48160E-01
4.0E-08 6.28109E-01 6.28109E-01
4.8E-08 5.88007E-01 5.88007E-01
5.6E-08 5.27854E-01 5.27854E-01
6.4E-08 5.27854E-01 5.27854E-01
7.2E-08 5.67956E-01 5.67956E-01
8.0E-08 5.67956E-01 5.67956E-01
8.8E-08 6.08058E-01 6.08058E-01
9.6E-08 6.68211E-01 6.68211E-01
1.04E-07 6.08058E-01 6.08058E-01
1.12E-07 5.07803E-01 5.07803E-01
1.20E-07 5.07803E-01 5.07803E-01
1.28E-07 5.27854E-01 5.27854E-01
1.36E-07 5.47905E-01 5.47905E-01
1.44E-07 5.67956E-01 5.67956E-01
1.52E-07 5.88007E-01 5.88007E-01
1.60E-07 5.67956E-01 5.67956E-01
1.68E-07 5.88007E-01 5.88007E-01
1.76E-07 5.88007E-01 5.88007E-01
1.84E-07 5.67956E-01 5.67956E-01
1.92E-07 5.47905E-01 5.47905E-01
2.00E-07 5.07803E-01 5.07803E-01
2.08E-07 5.27854E-01 5.27854E-01
2.16E-07 5.67956E-01 5.67956E-01
2.24E-07 5.88007E-01 5.88007E-01
2.32E-07 6.08058E-01 6.08058E-01
2.40E-07 5.67956E-01 5.67956E-01
2.48E-07 5.88007E-01 5.88007E-01
2.56E-07 5.47905E-01 5.47905E-01
2.64E-07 5.47905E-01 5.47905E-01
2.72E-07 5.47905E-01 5.47905E-01
2.80E-07 5.47905E-01 5.47905E-01
2.88E-07 5.47905E-01 5.47905E-01
2.96E-07 5.67956E-01 5.67956E-01
3.04E-07 5.67956E-01 5.67956E-01
3.12E-07 5.67956E-01 5.67956E-01
3.20E-07 5.27854E-01 5.27854E-01
3.28E-07 4.47650E-01 4.47650E-01
3.36E-07 2.07038E-01 2.07038E-01
3.44E-07 -1.33829E-01 -1.33829E-01
3.52E-07 -6.55155E-01 -6.55155E-01
3.60E-07 -7.55410E-01 -7.55410E-01
3.68E-07 -8.75716E-01 -8.75716E-01
3.76E-07 -8.35614E-01 -8.35614E-01
3.84E-07 -7.35359E-01 -7.35359E-01
3.92E-07 -6.55155E-01 -6.55155E-01
4.00E-07 -6.15053E-01 -6.15053E-01
4.08E-07 -5.54900E-01 -5.54900E-01
4.16E-07 -4.94747E-01 -4.94747E-01
4.24E-07 -4.94747E-01 -4.94747E-01
4.32E-07 -5.54900E-01 -5.54900E-01
4.40E-07 -5.95002E-01 -5.95002E-01
4.48E-07 -5.95002E-01 -5.95002E-01
4.56E-07 -6.15053E-01 -6.15053E-01
4.64E-07 -5.74951E-01 -5.74951E-01
4.72E-07 -5.54900E-01 -5.54900E-01
4.80E-07 -5.54900E-01 -5.54900E-01
4.88E-07 -5.54900E-01 -5.54900E-01
4.96E-07 -5.54900E-01 -5.54900E-01
5.04E-07 -5.54900E-01 -5.54900E-01
5.12E-07 -5.95002E-01 -5.95002E-01
5.20E-07 -5.74951E-01 -5.74951E-01
5.28E-07 -5.95002E-01 -5.95002E-01
5.36E-07 -5.74951E-01 -5.74951E-01
5.44E-07 -5.74951E-01 -5.74951E-01
5.52E-07 -5.74951E-01 -5.74951E-01
5.60E-07 -5.74951E-01 -5.74951E-01
5.68E-07 -5.54900E-01 -5.54900E-01
5.76E-07 -5.95002E-01 -5.95002E-01
5.84E-07 -5.95002E-01 -5.95002E-01
5.92E-07 -5.74951E-01 -5.74951E-01
6.00E-07 -5.54900E-01 -5.54900E-01
6.08E-07 -5.54900E-01 -5.54900E-01
6.16E-07 -5.54900E-01 -5.54900E-01
6.24E-07 -5.54900E-01 -5.54900E-01
6.32E-07 -5.34849E-01 -5.34849E-01
6.40E-07 -5.54900E-01 -5.54900E-01
6.48E-07 -5.74951E-01 -5.74951E-01
6.56E-07 -5.54900E-01 -5.54900E-01
6.64E-07 -5.74951E-01 -5.74951E-01
6.72E-07 -5.14798E-01 -5.14798E-01
6.80E-07 -4.94747E-01 -4.94747E-01
6.88E-07 -2.54135E-01 -2.54135E-01
6.96E-07 6.6681E-02 6.6681E-02
7.04E-07 4.47650E-01 4.47650E-01
7.12E-07 8.08568E-01 8.08568E-01
7.20E-07 8.28619E-01 8.28619E-01
7.28E-07 8.28619E-01 8.28619E-01
7.36E-07 7.48415E-01 7.48415E-01
7.44E-07 6.68211E-01 6.68211E-01
7.52E-07 6.08058E-01 6.08058E-01
7.60E-07 5.67956E-01 5.67956E-01
7.68E-07 5.07803E-01 5.07803E-01
7.76E-07 5.07803E-01 5.07803E-01
7.84E-07 5.47905E-01 5.47905E-01
7.92E-07 6.28109E-01 6.28109E-01
8.00E-07 6.28109E-01 6.28109E-01
8.08E-07 6.08058E-01 6.08058E-01
8.16E-07 5.88007E-01 5.88007E-01
8.24E-07 5.47905E-01 5.47905E-01
8.32E-07 5.27854E-01 5.27854E-01
8.40E-07 5.47905E-01 5.47905E-01
8.48E-07 5.67956E-01 5.67956E-01
8.56E-07 5.67956E-01 5.67956E-01
8.64E-07 5.88007E-01 5.88007E-01
8.72E-07 5.88007E-01 5.88007E-01
8.80E-07 5.67956E-01 5.67956E-01
8.88E-07 5.88007E-01 5.88007E-01
8.96E-07 5.67956E-01 5.67956E-01
9.04E-07 5.67956E-01 5.67956E-01
9.12E-07 5.47905E-01 5.47905E-01
9.20E-07 5.67956E-01 5.67956E-01
9.28E-07 5.67956E-01 5.67956E-01
9.36E-07 5.88007E-01 5.88007E-01
9.44E-07 5.67956E-01 5.67956E-01
9.52E-07 6.08058E-01 6.08058E-01
9.60E-07 5.67956E-01 5.67956E-01
9.68E-07 5.47905E-01 5.47905E-01
9.76E-07 5.47905E-01 5.47905E-01
9.84E-07 5.67956E-01 5.67956E-01
9.92E-07 5.88007E-01 5.88007E-01
1.000E-06 5.67956E-01 5.67956E-01
1.008E-06 5.47905E-01 5.47905E-01
1.016E-06 5.67956E-01 5.67956E-01
1.024E-06 5.88007E-01 5.88007E-01
1.032E-06 4.47650E-01 4.47650E-01
1.040E-06 3.07293E-01 3.07293E-01
1.048E-06 -1.3523E-02 -1.3523E-02
1.056E-06 -2.74186E-01 -2.74186E-01
1.064E-06 -5.54900E-01 -5.54900E-01
1.072E-06 -8.35614E-01 -8.35614E-01
1.080E-06 -8.55665E-01 -8.55665E-01
1.088E-06 -7.95512E-01 -7.95512E-01
1.096E-06 -7.35359E-01 -7.35359E-01
1.104E-06 -6.55155E-01 -6.55155E-01
1.112E-06 -5.54900E-01 -5.54900E-01
1.120E-06 -5.14798E-01 -5.14798E-01
1.128E-06 -5.14798E-01 -5.14798E-01
1.136E-06 -5.54900E-01 -5.54900E-01
1.144E-06 -5.34849E-01 -5.34849E-01
1.152E-06 -5.95002E-01 -5.95002E-01
1.160E-06 -5.95002E-01 -5.95002E-01
1.168E-06 -5.74951E-01 -5.74951E-01
1.176E-06 -5.74951E-01 -5.74951E-01
1.184E-06 -5.54900E-01 -5.54900E-01
1.192E-06 -5.54900E-01 -5.54900E-01
1.200E-06 -5.34849E-01 -5.34849E-01
1.208E-06 -5.74951E-01 -5.74951E-01
1.216E-06 -5.74951E-01 -5.74951E-01
1.224E-06 -5.74951E-01 -5.74951E-01
1.232E-06 -5.74951E-01 -5.74951E-01
1.240E-06 -5.54900E-01 -5.54900E-01
1.248E-06 -5.74951E-01 -5.74951E-01
1.256E-06 -5.74951E-01 -5.74951E-01
1.264E-06 -5.54900E-01 -5.54900E-01
1.272E-06 -5.34849E-01 -5.34849E-01
1.280E-06 -5.54900E-01 -5.54900E-01
1.288E-06 -5.95002E-01 -5.95002E-01
1.296E-06 -5.95002E-01 -5.95002E-01
1.304E-06 -5.74951E-01 -5.74951E-01
1.312E-06 -5.54900E-01 -5.54900E-01
1.320E-06 -5.54900E-01 -5.54900E-01
1.328E-06 -5.74951E-01 -5.74951E-01
1.336E-06 -5.54900E-01 -5.54900E-01
1.344E-06 -5.74951E-01 -5.74951E-01
1.352E-06 -5.74951E-01 -5.74951E-01
1.360E-06 -5.74951E-01 -5.74951E-01
1.368E-06 -5.54900E-01 -5.54900E-01
1.376E-06 -5.74951E-01 -5.74951E-01
1.384E-06 -5.74951E-01 -5.74951E-01
1.392E-06 -1.93982E-01 -1.93982E-01
1.400E-06 -1.3523E-02 -1.3523E-02
1.408E-06 3.47395E-01 3.47395E-01
1.416E-06 5.47905E-01 5.47905E-01
1.424E-06 7.48415E-01 7.48415E-01
1.432E-06 8.28619E-01 8.28619E-01
1.440E-06 7.68466E-01 7.68466E-01
1.448E-06 6.88262E-01 6.88262E-01
1.456E-06 6.08058E-01 6.08058E-01
1.464E-06 6.08058E-01 6.08058E-01
1.472E-06 5.07803E-01 5.07803E-01
1.480E-06 4.87752E-01 4.87752E-01
1.488E-06 5.27854E-01 5.27854E-01
1.496E-06 5.47905E-01 5.47905E-01
1.504E-06 6.08058E-01 6.08058E-01
1.512E-06 6.48160E-01 6.48160E-01
1.520E-06 5.88007E-01 5.88007E-01
1.528E-06 5.47905E-01 5.47905E-01
1.536E-06 5.27854E-01 5.27854E-01
1.544E-06 5.67956E-01 5.67956E-01
1.552E-06 5.47905E-01 5.47905E-01
1.560E-06 5.67956E-01 5.67956E-01
1.568E-06 5.47905E-01 5.47905E-01
1.576E-06 6.08058E-01 6.08058E-01
1.584E-06 5.88007E-01 5.88007E-01
1.592E-06 5.67956E-01 5.67956E-01
1.600E-06 5.88007E-01 5.88007E-01
1.608E-06 5.47905E-01 5.47905E-01
1.616E-06 5.47905E-01 5.47905E-01
1.624E-06 5.67956E-01 5.67956E-01
1.632E-06 5.88007E-01 5.88007E-01
1.640E-06 5.88007E-01 5.88007E-01
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