NILECJ standard for fixed and base station FM transmitters: a voluntary national standard
U.S. Dept. of Justice, Law Enforcement Assistance Administration, National Institute of Law Enforcement and Criminal Justice, 1975 - Technology & Engineering - 16 pages
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adjacent channel attenuated a minimum audio input level audio input load AUDIO OSCILLATOR audio output load Audiofrequency Harmonic Distortion audiofrequency response audiofrequency test modulation Authorized Bandwidth base station FM Block diagram Carrier Attack Carrier Frequency Tolerance carrier power output compatibility test modulation Conducted Spurious Emissions Criminal Justice dB 34 dB dB 55 dB decibels deviation meter DEVIATION MONITOR dipole antenna electromagnetic compatibility test Enforcement and Criminal fixed and base FM Hum frequency deviation frequency modulation Frequency Stability hum and noise Institute of Law Law Enforcement minimum of Item minus 10 kHz Modulation Limiting NILECJ STANDARD noise measurement oscilloscope peak detector performance requirements Radiated Spurious Emissions rated system deviation selective voltmeter Sideband Spectrum SPECTRUM ANALYZER Figure spurious signal standard audio input standard audio output standard duty cycle standard output load standard supply voltage station FM transmitters temperature test receiver Test The transmitter transmitter power TRANSMITTER UNDER TEST VOLTMETER OR SPECTRUM VSWR