hp_437B_ops

Operating Manual437B Power MeterSERIAL NUMBERSAttached to the rear panel of the instrument is a serial number plate.Theserial number is in the form:0000A00000.The first four digits and the letterare the serial number prefix.The last five digits are the suffix.The prefix is thesame for identical instruments;it changes only when a configuration change ismade to the instrument.The suffix,however,is assigned sequentially and isdifferent for each instrument.This manual applies to instruments with serial numbers prefixed 2801A or2801U and above.Agilent TechnologiesPart Number 00437-90047Printed in USAJanuary 1997Supersedes 00437-90045Copyright 1997 Agilent Technologies,Inc.