P6133 Instruction Manual
9
Service Information
WARNING.
The following instructions are for use by qualified service personnel
only. To avoid electrical shock, do not disassemble or maintain the probe while it
is connected to a signal source other than those specified in this procedure.
Adjustment Procedure
This section contains procedures to adjust the P6133 probe low-frequency and
high-frequency compensation. Always perform the low-frequency compensation
adjustment before proceeding to the high-frequency compensation adjustment.
Table 5 lists the recommended test equipment needed to perform the adjustment
procedures.
Table 5: Test equipment
Description
Minimum requirements
Example product
Oscilloscope
Input Resistance: 1 M
W
±
0.5%
Input Capacitance: 10 pF to 25 pF
Bandwidth (–3dB): 150 MHz
Tektronix 2445B
Calibration generator
Pulse Rise Time:
≤
1 ns
Amplitude: 0.5 V into 50
W
Rep Rate: 100 kHz
Wavetek 9100 Universal Calibration
System with Oscilloscope Calibration
Module (Option 250)
Fluke 5500A Multi-product Calibrator with
Oscilloscope Calibration Option 5500A-SC
Leveled sine wave generator
Amplitude adjustable to at least 1 V
p-p
into
50
W.
Frequency range must exceed
150 MHz, fixed 50 kHz reference.
Precision coaxial cable
50
W
BNC
Tektronix 012-0482-XX
10
X
attenuator
50
W
BNC
Tektronix 011-0059-XX
Adapters
For Subminiature tip use:
Subminiature-to-BNC, 50
W
terminated
Adapter, BNC-to-probe
Tektronix 001-0049-XX
Tektronix 013-0195-XX
For Compact tip use:
50
W
terminated, Compact-to-BNC
BNC-female-to-BNC-female
Tektronix 013-0227-XX
Tektronix 013-0028-XX
Low-reactance adjustment tool
Insulated, low-reactance type
Tektronix 003-1433-XX
