Goto Section: 95.979 | 95.989 | Table of Contents

FCC 95.987
Revised as of September 1, 2021
Goto Year:2020 | 2022
  §  95.987   CBRS additional requirements.

   Each CBRS transmitter type must be designed to satisfy all of the
   additional requirements in this section.

   (a) Transmit frequency capability. Each CBRS transmitter type must be
   designed to transmit only on one or more of the channels listed in
   § 95.963. No CBRS transmitter type will be certified for use in the CBRS
   service if it is capable of transmitting on any frequency or channel
   other than those listed in § 95.963, unless such transmitter type is
   also certified for use in another radio service for which the frequency
   capability is authorized and for which FCC certification is also
   required.

   (b) Frequency determining circuitry. All frequency determining
   circuitry (including crystals) and programming controls in each CBRS
   transmitter type must be internal to the transmitter and must not be
   accessible from the operating panel or from the exterior of the
   transmitter enclosure.

   (c) Final amplifier component ratings. The dissipation rating of all
   the semiconductors or electron tubes which supply RF power to the
   antenna terminals of each CB transmitter must not exceed 10 Watts. For
   semiconductors, the dissipation rating is the greater of the collector
   or device dissipation value established by the manufacturer of the
   semiconductor. These values may be temperature de-rated by no more than
   50 °C. For an electron tube, the dissipation rating is the Intermittent
   Commercial and Amateur Service plate dissipation value established by
   the manufacturer of the electron tube.

   (d) External controls. Only the external transmitter controls,
   connections or devices listed in this paragraph are allowed to be
   incorporated in a CBRS transmitter type. The FCC, however, may
   authorize additional controls, connections or devices after considering
   the functions to be performed by such additions.

   (1) Primary power connection. External power supplies may be used.

   (2) Microphone connection.

   (3) Antenna connection.

   (4) Headphone and speaker output connections and related selector
   switch.

   (5) On-off switch for primary power to the transmitter. This switch may
   be combined with receiver controls such as the receiver on-off switch
   and volume control.

   (6) Upper/lower sideband selector switch (for a transmitter that is
   capable of transmitting SSB emissions).

   (7) Carrier level selector control (for a transmitter that is capable
   of transmitting SSB emissions). This control may be combined with the
   sideband selector switch.

   (8) Channel selector switch.

   (9) Transmit/receive selector switch.

   (10) Meter(s) and selector switch(es) for monitoring transmitter
   performance.

   (11) Pilot lamp(s), meter(s), light emitting diodes, liquid crystal
   devices or other types of visual display devices to indicate the
   presence of RF output power or that the transmitter control circuits
   are activated to transmit.

   


Goto Section: 95.979 | 95.989

Goto Year: 2020 | 2022
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