DD DX DIGITAL

Class [009]
Computer & Software Products & Electrical & Scientific Products

RADIO COMMUNICATION APPARATUS AND DEVICES FOR CATV, MATV, SCATV, AND SMATV BROADCAST RECEIVING SYSTEMS, NAMELY, ANTENNAS, PHASE CONTROLLERS, SIGNAL CONVERTERS, AUDIO MIXERS, SEPARATORS FOR USE IN SEPARATING AND OUTPUTTING BS SIGNALS, CS SIGNALS, VHF SIGNALS AND UHF SIGNALS, NOISE FILTERS, VOLUME LEVEL CONTROLLERS, PRE-AMPLIFIERS, HEADENDS FOR USE IN MODULATION, AMPLIFIERS, AUDIO AND VIDEO CONTROL UNITS AND CONVERTERS, AUDIO SIGNAL MODULATORS, AUDIO SIGNAL BOOSTERS, TAP-OFFS FOR USE IN COUPLING PLURAL CABLES, ELECTRICAL SPLITTERS, COUPLERS AND CABLES; RADIO AND TELEVISION SIGNAL TRANSMITTERS, RECEIVERS, TURNERS, ELECTRICAL CONNECTORS, OUTLETS AND CONNECTIONS FOR USE IN CONNECTIONS TO TV SETS, COMPUTER MODEMS; MATCHING TRANSFORMERS, VOLTAGE PROTECTORS, FIELD-STRENGTH METERS FOR LOCATING SIGNALS COMING FROM BROADCAST SATELLITES; ELECTRICAL CONNECTION CAPS, ANTENNATORS, PLUGS, ALL FOR CABLE TELEVISION, TELEVISION MASTER ANTENNAS, SATELLITE COMMUNITY TELEVISION ANTENNAS, SATELLITE MASTER TELEVISION ANTENNAS, COMPUTER SOFTWARE FOR SATELLITE COMMUNICATION APPLICATIONS, NAMELY, SOFTWARE FOR USE IN POSITIONING ANTENNAS TO RECEIVE THE STRONGEST POSSIBLE SIGNAL; HOTEL INFORMATION SYSTEMS AND PAY-PER VIEW CATV, MATV AND SCATV TELEVISION SYSTEMS, NAMELY, COMPRISING COMPUTERS, PRINTERS, KEYBOARDS, TV MONITORS, TIMERS, VIDEO TAPE RECORDERS; AND COMMUNICATION APPARATUS AND DEVICES, MEASURING SYSTEMS COMPRISING GAS METERS, ELECTRIC METERS, AND WATER METERS, COMPUTER PROGRAMS FOR DATA MANAGEMENT FOR USE IN CONNECTION WITH AUTOMATIC METER READING GAS, ELECTRIC AND WATER METERS AND FOR THE TRANSMISSION OF INFORMATION GENERATED BY SUCH PROGRAMS FOR USE IN TELEVISION BROADCASTING SYSTEMS, NAMELY, COMPUTER PROGRAMS FOR KEEPING MAINTENANCE RECORDS FOR TELEVISION BROADCASTING SYSTEMS; AND STEREO RADIO TRANSMITTERS AND RECEIVERS