Tonghui Electronics TH2826/A, Руководство по эксплуатации

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TH2826 Operation manual Ver1.0
◇ 28
The test result of load correction.
（
Measure A
，
Measure B
）
„
In multi way correction mode ， the current channel number( Channel )
The actual result of load correction can be tested on Freq 1
，
Freq 2 and Freq 3 zone.
3.5.1 Open correction
The open correction of TH282 can clear the error caused by scattering admittance. Shown as
figure 3-7.
Figure 3-7
TH2826 adopts two open corrections for data.
„
TH2826 can correct the following 55 fixed frequency points. Except the following
points
， the instrument can calculate the open correction data. Move cursor to Open ，
use Open full clear to execute the open correction. Shown as the figure 3-1.
Figure 3-1
20 25 30 40 50 60 80 [Hz]
100 120 150 200 250 300 400 500 600 800 [Hz]
1 1.2 1.5 2 2.5 3 4 5 6 8 [kHz]
10 12 15 20 25 30 40 50 60 80 [kHz]
100 120 150 200 250 300 400 500 600 800 [kHz]
1 1.2 1.5 2 2.5 3 4 5 [MHz]
„
TH2826 can set 3 open correction frequency point
：
Freq 1
，
Freq 2 and Freq 3. Move
cursor to Freq 1
，
Freq 2 or Freq 3
，
use open single clear to correct 3 set
frequency.
Operational step of open correction
1) Move cursor to Open
，
the following softkeys are displayed.
„
ON
„
OFF