Electronic headend controllers; Headend RF signal management system comprising of RF signal distribution amplifiers, RF signal cable simulators, RF signal equalizers, RF power splitters/combiners, RF Modulators and RF Demodulators; Cable television test equipment, namely, signal level meters and field strength meters; Fiber optic transmitters and receivers; RF signal trunk and tap systems comprised of RF signal taps and RF amplifiers; downloadable and recorded software for control, management, and implementation of telecommunications hardware for use in data, communications networks and RF signal distribution systems; systems consisting of downloadable and recorded system firmware for the control, monitoring, adjusting and combining of RF signals.

'adjust':96 'amplifi':14,60 'cabl':17,30 'combin':98 'communic':77 'compris':9,53 'consist':85 'control':3,66,94 'data':76 'demodul':29 'distribut':13,82 'download':61,87 'electron':1 'equal':21 'equip':33 'fiber':42 'field':39 'firmwar':91 'hardwar':72 'headend':2,4 'implement':69 'level':36 'manag':7,67 'meter':37,41 'modul':26 'monitor':95 'name':34 'network':78 'optic':43 'power':23 'receiv':46 'record':63,89 'rf':5,11,15,19,22,25,28,47,55,59,80,100 'signal':6,12,16,20,35,48,56,81,101 'simul':18 'softwar':64 'splitters/combiners':24 'strength':40 'system':8,52,83,84,90 'tap':51,57 'telecommun':71 'televis':31 'test':32 'transmitt':44 'trunk':49 'use':74

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