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User’s and Service Guide 11857-90014 3
General Information
To obtain optimum performance from this cable set, observe these simple precautions:
• Flex and straighten the cables as little and seldom as possible.
• Make connections carefully to avoid misalignment and connector damage or inaccurate
measurements.
• Keep the connectors free of dirt and metallic particles.
• If you must clean the connectors, try clean compressed air first. Do not use abrasives. With
a plastic swab, apply only liquid Freon (trichlorotrifluoroethane) as a solvent.
• 7 mm center conductor recession with collet removed: 0.0 to 0.003 inch.
Description
The HP 11857D cable set consists of two 7 mm 50Ω cables, specified from 300 kHz to 3 GHz.
This set provides shielded RF connections to extend the test ports of S-parameter test sets
such as the HP 85046A. The cables can be ordered as either phase-matched or unmatched.
Model Description Qty HP Part Number
HP 11857D
Standard
Phase-matched 7 mm 50Ω cables 2 8120-4779
HP 11857D
Option B24
Unmatched 7 mm 50Ω cables 2 8120-8899