3389342

Information

• Patent Grant
• 3389342

• References
• Source

• Patent Number

  3,389,342

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1968
  56 years ago

• CPC

  • H03F7/04 - using variable-capacitance element using variable-permittivity element
  • G01S7/352 - Receivers
  • H03F7/00 - Parametric amplifiers
  • H03J7/045 - Modification of automatic frequency control sensitivity or linearising automatic frequency control operation; Modification of the working range

• US Classifications

  • 330 - Amplifiers
  • 342 - Communications: directive radio wave systems and devices