3800226

Information

• Patent Grant
• 3800226

• References
• Source

• Patent Number

  3,800,226

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1974
  51 years ago

• CPC

  • H03J7/042 - with reactance tube
  • H03D3/12 - by means of discharge tubes having more than two electrodes
  • H03D3/22 - by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation
  • H03J3/14 - Visual indication
  • 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

• US Classifications

  • 455 - Telecommunications
  • 329 - Demodulators