Goto Section: 90.265 | 90.267 | Table of Contents
Revised as of October 28, 2020
Goto Year:2020 |
§ 90.266 Long distance communications on frequencies below 25 MHz.
(a) The use of any particular frequency between 2 and 25 MHz is limited
to those frequencies falling within the bands allocated to the fixed
and land mobile services as indicated in § 2.106 of the Commission's
Rules and Regulations.
(b) Only in the following circumstances will authority be extended to
stations to operate on the frequencies below 25 MHz:
(1) To provide communications circuits to support operations which are
highly important to the national interest and where other means of
telecommunication are unavailable;
(2) To provide standby and/or backup communications circuits to regular
domestic communications circuits which have been disrupted by disasters
(c) No protection is afforded to users of these frequencies from
harmful interference caused by foreign operations.
(d) In the event that a complaint of harmful interference resulting
from operation of these circuits is received from a foreign source, the
offending circuit(s) must cease operation on the particular frequency
concerned immediately upon notification by the Commission.
(e) In order to accommodate the situations described in paragraphs (c)
and (d) of this section, the equipment shall be capable of transmitting
and receiving on any frequency within the bands between 2 and 25 MHz
and capable of immediate change among the frequencies, provided,
however, that this requirement does not apply to equipment manufactured
prior to August 15, 1983.
(f) Only 2K80J3E, 100HA1A, 100HA1B and those emission types listed in
§ 90.237(g) are permitted.
(g) Applicants must fulfill eligibility requirements set out in
§ 90.35(c)(1) and submit communications plans pursuant to § 90.129(o).
(h) Exercises or circuits tests which require use of these frequencies
for more than seven hours per week cumulative are prohibited unless
prior written approval is obtained from the Commission.
[ 48 FR 32996 , July 20, 1983, as amended at 49 FR 48712 , Dec. 14, 1984;
52 FR 29856 , Aug. 12, 1987; 62 FR 18929 , Apr. 17, 1997]
Goto Section: 90.265 | 90.267
Goto Year: 2020 |
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