3873923

Information

• Patent Grant
• 3873923

• References
• Source

• Patent Number

  3,873,923

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  50 years ago

• CPC

  • H03D3/08 - by means of diodes
  • H03J7/04 - where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
  • H03L7/02 - using a frequency discriminator comprising a passive frequency-determining element
  • H03L7/14 - for assuring constant frequency when supply or correction voltages fail or are interrupted

• US Classifications

  • 455 - Telecommunications
  • 331 - Oscillators