GEN7iB
9
TABLE OF CONTENTS
TABLE OF CONTENTS
14.2 PTP ............................................................. 282
14.2.1 PTP
(1)
technology background ...................................... 282
14.2.2 PTP Protocol details ............................................... 283
14.2.3 Best master clock algorithm (BMC) .................................. 284
14.2.4 PTP switch types ................................................. 286
14.2.5 Transparent clock switch synchronization ............................ 290
14.2.6 Common terms used in IEEE 1588 ................................... 294
14.2.7 PTP and Master/Sync ............................................. 295
14.3 GPS ............................................................. 297
14.3.1 Installation ....................................................... 297
14.3.2 Using the GPS antenna ............................................ 299
14.3.3 Setup comparison ................................................ 315
14.3.4 GPS antenna placement ........................................... 316
14.3.5 GPS antenna lightning protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
14.3.6 Trouble-shooting guide for G002B ................................... 318
14.4 IRIG ............................................................. 319
14.4.1 System overview .................................................. 319
14.4.2 Installation ....................................................... 322
14.4.3 Using the GMR1000 module ........................................ 323
14.4.4 Trouble-shooting guide for G001B ................................... 330
15 Understanding Inputs and Usage of Probes ..........................331
15.1 GEN series inputs ................................................. 331
15.1.1 Single-ended input ................................................ 332
15.1.2 Balanced differential input ......................................... 334
15.1.3 Isolated single-ended or Isolated unbalanced differential input ........... 335
15.1.4 Isolated balanced differential input .................................. 337
15.2 GEN series voltage probe types ..................................... 339
15.2.1 Passive, single-ended voltage probes ................................ 340
15.2.2 Passive, single-ended isolated voltage probes ......................... 342
15.2.3 Passive, differential matched isolated voltage probes .................. 343
15.2.4 Active differential voltage probes .................................... 344
15.3 Probe bandwidth calibration ........................................ 345
15.3.1 1X Probes ....................................................... 345
15.3.2 10X Probes ...................................................... 347
15.3.3 Probes and differential measurements ............................... 348
15.4 Current shunt measurements ....................................... 349
A Real-time Formula Database Calculators ............................350
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