LeCroy HFP1500, Instruction Manual

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HFP1500 High Frequency Probe
8–2
HFP1500-OM-E Rev E
Table 8-1. List of Required Equipment
PRELIMINARY PROCEDURE
1. Remove the two screws that secure the plastic cover on the cable end of the ProBus
interface housing.
2. Gently pull on the probe cable to slide the circuit board assembly from the metal hous-
ing.
3. Connect the HFP1500 probe to the female end of the ProBus extension cable, being
careful to line up all six pins of the probe connector. Connect the male end of the Pro-
Bus extension cable to channel 1 of the oscilloscope.
4. Apply power to the oscilloscope and test equipment.
5. Allow at least 30 minutes warm-up time for the HFP1500 and test equipment before
starting the calibration procedure.
PROCEDURE
A. Adjust Output Zero Voltage
1. Connect one end of a BNC cable to the probe end of the ProBus extension cable.
Connect the Precision 50
Ω
Terminator to the other end of the BNC cable.
2. Connect the banana plugs of the precision 50
Ω
terminator to the input of the DMM.
Make sure the plug corresponding to the BNC shield (marked ’Ground’) is connected
to the
LO or COMMON input of the DMM. Refer to figure 8-1 for setup information.
Description Minimum Requirements Test Equipment Examples
Digital Oscilloscope ProBus interface LeCroy WavePro960 or
LeCroy LT344
Digital Multimeter (DMM)
with test probe leads 4.5 digit
DC: 0.1% Accuracy
AC: 0.1% accuracy Agilent Technologies 34401A or
Fluke 8842A-09
Power Supply 0-12 V, settable to 10 mV HP E3611A
BNC Coaxial Cable (2 ea.) Male to Male, 50
Ω
, 36" Cable Pomona 2249-C-36 or
Pomona 5697-36
BNC Tee Connector Male to Dual Female Pomona 3285
Calibration Fixture ProBus Extender Cable LeCroy PROBUS-CF01
Terminator, Precision, BNC 50
Ω
± 0.05% LeCroy TERM-CF01
Banana Plug Adapter (2 ea.) Female BNC to Dual Banana Plug Pomona 1269
BNC to Mini-grabber BNC Male to Mini-grabber Cable, 36" Pomona 5187-C-36