Krautkramer USM 35X Issue 01, 04/2005 5-13
OperationAdjusting the receiver (function group RECV)
FREQU (Frequency range)
In this function, you can adjust the operating frequency
according to the frequency of your probe.
You have a choice between four frequency ranges:
• 0.2 ... 1 MHz
• 0.5 ... 4 MHz
• 0.8 ... 8 MHz
• 2 ... 20 MHz
– Select the function FREQU.
– Adjust the required value by means of the right-hand
rotary knob.
RECTIFY (Rectification)
You can select the rectification mode of the echo puls-
es according to your application in the function RECTI-
FY. You have the following options to choose from:
• full-w (= full-wave)
All half-waves are displayed above the baseline.
• pos hw (= positive half-wave)
Only positive half-waves are displayed.
• neg hw (= negative half-wave)
Only negative half-waves are displayed.
• rf (= radio frequency)
Only applies to the display range up to 50 mm (steel).
– Select the function RECTIFY.
– Use the right-hand rotary knob to adjust the required
setting.
Krautkramer USM 35X Issue 01, 04/2005 5-13
OperationAdjusting the receiver (function group RECV)
FREQU (Frequency range)
In this function, you can adjust the operating frequency
according to the frequency of your probe.
You have a choice between four frequency ranges:
• 0.2 ... 1 MHz
• 0.5 ... 4 MHz
• 0.8 ... 8 MHz
• 2 ... 20 MHz
– Select the function FREQU.
– Adjust the required value by means of the right-hand
rotary knob.
RECTIFY (Rectification)
You can select the rectification mode of the echo puls-
es according to your application in the function RECTI-
FY. You have the following options to choose from:
• full-w (= full-wave)
All half-waves are displayed above the baseline.
• pos hw (= positive half-wave)
Only positive half-waves are displayed.
• neg hw (= negative half-wave)
Only negative half-waves are displayed.
• rf (= radio frequency)
Only applies to the display range up to 50 mm (steel).
– Select the function RECTIFY.
– Use the right-hand rotary knob to adjust the required
setting.
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