Tektronix Thermometer P6249 Manuel d'utilisateur télécharger pdf (Page 64)

Adjustments

P6249 4 GHz 5X Active Probe Instruction Manual

1103

Power supply

– +

Power supply

Digital multimeter

–

BNC-to-dual

Banana Adapter

50W Precision

terminator

Figure 17: P6249 offset range setup

4. Set the DC power supply (using the DMM) to +2.5 VDC.

5. Observe the DC value on the DMM.

6. Adjust Offset Range for a DMM reading of 0 V ±5 mV. Refer to

Figure 15 on page 49 for the location of the offset range

adjustment.

NOTE. After the offset zero and offset range have been adjusted,

perform a probe calibration and functional check to verify perfor-

mance.

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Tektronix Thermometer P6249 Manuel d'utilisateur Page 64