Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
  • H01F19/00—Fixed transformers or mutual inductances of the signal type
  • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
  • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H11/00—Networks using active elements
  • H03H11/02—Multiple-port networks
  • H03H11/34—Networks for connecting several sources or loads working on different frequencies or frequency bands, to a common load or source
  • H03H11/342—Networks for connecting several sources or loads working on different frequencies or frequency bands, to a common load or source particularly adapted for use in common antenna systems
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H11/00—Networks using active elements
  • H03H11/02—Multiple-port networks
  • H03H11/36—Networks for connecting several sources or loads, working on the same frequency band, to a common load or source
  • H03H11/362—Networks for connecting several sources or loads, working on the same frequency band, to a common load or source particularly adapted for use in common antenna systems
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
  • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
  • H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
  • H03H7/482—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted for use in common antenna systems

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Multimedia (AREA)
• Amplifiers (AREA)
• Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19753819

Family Applications (1)

Country Status (6)

Families Citing this family (3)

Family Cites Families (3)

• 0
  • NL NL278386D patent/NL278386A/xx unknown
  • BE BE632107D patent/BE632107A/xx unknown
• 1963
  • 1963-03-22 US US267098A patent/US3263179A/en not_active Expired - Lifetime
  • 1963-05-07 DE DEN23137A patent/DE1209173B/de active Pending
  • 1963-05-08 CH CH577163A patent/CH423904A/de unknown
  • 1963-05-08 GB GB18177/63A patent/GB1019837A/en not_active Expired

Also Published As

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