Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
  • H04H20/65—Arrangements characterised by transmission systems for broadcast
  • H04H20/76—Wired systems
  • H04H20/82—Wired systems using signals not modulated onto a carrier
  • H04H20/83—Wired systems using signals not modulated onto a carrier not sharing the network with any other service
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03G—CONTROL OF AMPLIFICATION
  • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
  • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Circuit For Audible Band Transducer (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19785679

Family Applications (1)

Country Status (3)

• 0
  • NL NL37561D patent/NL37561C/xx active
• 1932
  • 1932-02-17 GB GB4714/32A patent/GB384134A/en not_active Expired
  • 1932-02-17 FR FR733746D patent/FR733746A/fr not_active Expired

Also Published As

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