NILECJ standard for mobile FM receivers: a voluntary national standard
U.S. Dept. of Justice, Law Enforcement Assistance Administration, National Institute of Law Enforcement and Criminal Justice : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1975 - Radio frequency modulation - 14 pages
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12 dB signal 6dB 6dB 6dB accordance with paragraph Adjacent channel selectivity adjust the oscilloscope adjust the receiver adjust the squelch audio distortion audio hum audio noise output AUDIO OUTPUT LOAD audio output power Audiofrequency Response Block diagram Criminal Justice dB SINAD ratio Enforcement and Criminal equipment as shown expressed in decibels FM signal frequency counter frequency deviation hum and noise Interconnect the receiver intermediate frequency intermodulation attenuation measure the audio mobile FM receivers Modulate the FM Modulation Acceptance Bandwidth noise output power output level output power item paragraph 5.4 power supply voltage receiver and test selectivity and desensitization sensitivity 6 dB Sensitivity Test shown in figure simple harmonic motion SINAD sensitivity SPST switch spurious response attenuation squelch attack Squelch Block squelch control Squelch Release standard power supply standard test frequency standard test modulation standing wave ratio temperature test equipment Test Interconnect Threshold squelch sensitivity Tight squelch sensitivity unsquelched VOLTMETER