Goto Section: 95.773 | 95.787 | Table of Contents

FCC 95.779
Revised as of October 5, 2017
Goto Year:2016 | 2018
  § 95.779   RCRS unwanted emissions.

   Each RCRS transmitter type must be designed to satisfy the applicable
   unwanted emissions limits in this paragraph.

   (a) 26-28 MHz frequency band. For an RCRS transmitter operating in the
   26-28 MHz frequency band, the power of unwanted emissions must be
   attenuated below the transmitter output power in Watts (P) by at least:

   (1) 25 dB (decibels) in the frequency band 4 kHz to 8 kHz removed from
   the channel center frequency;

   (2) 35 dB in the frequency band 8 kHz to 20 kHz removed from the
   channel center frequency;

   (3) 43 + 10 log (P) dB in any frequency band removed from the channel
   center frequency by more than 20 kHz.

   (b) 72 and 75 MHz frequency bands. For an RCRS transmitter operating in
   the 72 and/or 75 MHz frequency bands, the power of unwanted emissions
   must be attenuated below the transmitter output power in Watts (P) by
   at least:

   (1) 25 dB (decibels) in the frequency band 4 kHz to 8 kHz removed from
   the channel center frequency;

   (2) 45 dB in the frequency band 8 kHz to 10 kHz removed from the
   channel center frequency;

   (3) 55 dB in the frequency band 10 kHz to 20 kHz removed from the
   channel center frequency; and

   (4) 56 + 10 log (P) dB in any frequency band removed from the channel
   center frequency by more than 20 kHz.

   (c) Measurement bandwidths. The power of unwanted emissions in the
   frequency bands specified in paragraphs (a)(1) and (2) and (b)(1)
   through (3) of this section is measured with a reference bandwidth of
   300 Hz. The power of unwanted emissions in the frequency ranges
   specified in paragraphs (a)(3) and (b)(4) of this section is measured
   with a reference bandwidth of at least 30 kHz.

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Goto Section: 95.773 | 95.787

Goto Year: 2016 | 2018
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