Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
  • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
  • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Amplifiers (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10178865

Family Applications (2)

Family Applications After (1)

Country Status (5)

• 0
  • BE BE434293D patent/BE434293A/xx unknown
  • NL NL62294D patent/NL62294C/xx active
  • NL NL93123D patent/NL93123B/xx unknown
• 1938
  • 1938-05-13 GB GB14355/38A patent/GB514713A/en not_active Expired
• 1939
  • 1939-04-29 FR FR853651D patent/FR853651A/fr not_active Expired
  • 1939-05-04 CH CH224073D patent/CH224073A/fr unknown

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