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Critical parameter receiver tester

  • US 4,004,230 A
  • Filed: 12/29/1975
  • Issued: 01/18/1977
  • Est. Priority Date: 12/29/1975
  • Status: Expired due to Term
First Claim
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1. A method of measuring critical parameters of a receiver, which comprises:

  • a. injecting into the receiver a signal of a frequency to which the receiver is tuned,b. measuring the power output of the receiver directly,c. filtering the output of the receiver to eliminate all frequencies in the output signal except the frequency to which the receiver is tuned,d. measuring the power of the filtered signal,e. dividing the measured power of the filtered signal by the measured power of the receiver output to obtain a ratio of signal-to-signal plus noise.

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