4.30 Power. A relay broadcast station shall be operated with a power output not in excess of that necessary to transmit the program and orders satisfactorily to the receivers, and in no event greater than the licensed power.*t [Rule 1005]

4.31 Reports filed with renewal application. The licensee of a relay broadcast station assigned the experimental frequencies under § 4.28 (c) shall submit a supplemental report with and made a part of each application for renewal of license as follows:

(a) Number of hours operated for experimental purposes.

(b) Developments in the relay broadcast service.

(c) Propagation characteristics of the frequencies assigned with regard to relay broadcast service.

(d) All developments or major changes in equipment.

(e) Any other pertinent developments.** (Sec. 303 (j), 48 Stat. 1082; 47 U.S.C. 303 (j)) [Rule 1006]

INTERNATIONAL BROADCAST STATIONS

4.41 Definition. The term "international broadcast station" means a station licensed for the transmission of broadcast programs for international public reception. Frequencies for these stations are allocated from bands assigned (between 6,000 and 26,600 kilocycles) for broadcasting by article 7, General Radio Regulations, annexed to the International Telecommunication Convention, Madrid, 1932.*+ [Rule 1010]

4.42 Showing required of applicant. A license for an international broadcast station will be issued only after a satisfactory showing has been made in regard to the following, among others:

(a) That the applicant has a program of research and experimentation which indicates reasonable promise of substantial contribution to the development of the international broadcast service.

(b) That the station will render an international broadcast service. (c) That the program production and experimentation will be conducted by qualified persons.

(d) That the applicant is legally and financially qualified and possesses adequate technical facilities to carry forward the program.

(e) That the public interest, convenience and necessity will be served through the operation of the proposed station.*+ [Rule 1011]

4.43 Charges for transmission. A licensee of an international broadcast station shall not make any charge directly or indirectly for the transmission of programs, but may transmit the programs of a regular broadcast station or network, including commercial programs, if the call letter designation when identifying the international broadcast station is given on its assigned frequency only and the statement is made over the international broadcast station that the program of a broadcast station or network (identify by call letters or name of network) is being broadcast. In case of the rebroadcast of the program of any broadcast station, $$ 3.156, 3.157 apply.* (Sec. 303 (b), 48 Stat. 1082; 47 U.S.C. 303 (b)) [Rule 1012 (a)]

4.44 No charge for broadcast by international station. No licensee of any other broadcast station or network shall make any addi

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**For statutory and source citations, see note to § 4.1.

tional charge, directly or indirectly for the simultaneous transmissions of programs by the international broadcast station, nor shall commercial accounts be solicited by a licensee of another broadcast station or network or by others acting in their behalf upon representation that the commercial program will also be transmitted by an international broadcast station.*t [Rule 1012 (b)]

4.45 Station identification; program announcements. Station identification and program announcements shall be made with international significance suited for the foreign nation or nations for which the service is primarily intended or in which the reception is believed to be best on account of the frequency, season, hour of operation, etc.*† [Rule 1012 (c)]

4.46 Frequency assignments. (a) The following groups of frequencies are allocated for assignment to international broadcast stations on an experimental basis:

(b) A separate license and call letter designation will be issued for each frequency except that where frequencies in two or more groups are required to maintain a particular international broadcast service to certain foreign country or countries, one frequency from each of the groups required may be authorized by one license and one call letter designation. In such cases these frequencies shall be used consecutively during a day as required and they shall not be used simultaneously either on the same transmitter or different transmitters.

(c) Not more than one frequency in any group in paragraph (a) of this section will be assigned to a station.

(d) An applicant shall select the frequency which it is believed is best suited to the experiments to be conducted, for reception in the foreign country or countries for which the service is intended, and for a minimum of interference to other international broadcast stations. (e) Applicants shall file a separate application for each frequency or frequencies requested in different groups as provided in paragraph (b) of this section.*t (Sec. 303 (c), 48 Stat. 1082; 47 U.S.C. 303 (c)) Rule 1013]

*For statutory and source citations, see note to § 4.1.

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4.47 Operating power. (a) No international broadcast station will be licensed for a power output rating less than 5 kilowatts.

(b) While conducting apparatus experiments and in case adequate signal is delivered in the foreign country being served, the operating power output may be less than 5 kilowatts.** [Rule 1014]

4.48 Report filed with renewal application. A supplemental report shall be filed with and made a part of each application for renewal of license and shall include statements of the following:

(a) The number of hours operated on each frequency.

(b) A list of programs transmitted of special international interest. (c) Outline of reports of reception and interference and conclusions with regard to propagation characteristics of the frequencies assigned.

(d) Research and experiments being carried on to improve transmission and to develop international broadcast and the frequency assigned.

(Sec. 303 (j), 48 Stat.

(e) All developments or major changes in equipment. (f) Any other pertinent developments.* 1082; 47 U.S.C. 303 (j)) [Rule 1015]

VISUAL BROADCAST SERVICE

4.61 Definition. The term "visual broadcast service" means a service rendered by stations broadcasting images for general public reception. There are two classes of stations recognized in the visual broadcast service, namely: television broadcast stations and facsimile broadcast stations.*t [Rule 1030]

TELEVISION BROADCAST STATIONS

4.71 Definition. The term "television broadcast station" means a station licensed for the transmission of transient visual images of moving or fixed objects for simultaneous reception and reproduction by the general public. The transmission of the synchronized sound (aural broadcast) is considered an essential phase of television broadcasting and one license will be issued for both visual and aural broadcast as hereinafter set out.*t [Rule 1031]

4.72 Necessary showing. A license for a television broadcast station will be issued only after a satisfactory showing has been made in regard to the following, among others:

(a) That the applicant has a program of research and experimentation which indicates reasonable promise of substantial contribution to the development of the television broadcast art.

(b) That the program of research and experimentation will be conducted by qualified engineers.

(c) That the applicant is legally and financially qualified and possesses adequate technical facilities to carry forward the program.

(d) That the public interest, convenience and/or necessity will be served through the operation of the proposed station.*t [Rule 1032] 4.73 Charges. A licensee of a television broadcast station shall not make any charge, directly or indirectly, for the transmission of either aural or visual programs.*† [Rule 1033 (a)]

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*For statutory and source citations, see note to § 4.1.

4.74 Announcements. In the case of experimental televising of the production of a commercial broadcast program all commercial announcements not a part of the entertainment continuity shall be eliminated from the television broadcast except the mere statement of the name of the sponsor or product or the televising of the trademark, symbol, slogan or product of the sponsor; provided, however, that when the program transmission is incidental to the experiments being conducted and not featured, and subject to interruptions as the experiments may require, the commercial announcements may be broadcast aurally.*+ [Rule 1033 (b)]

4.75 Charges for simultaneous transmission. No licensee of any other broadcast station or network shall make any additional charge, directly or indirectly, for the simultaneous transmission of the aural or visual program by a television broadcast station, nor shall commercial accounts be solicited by the licensee of another broadcast station or network, or by others acting in their behalf upon the representation that the commercial program will also be transmitted by a television broadcast station.*t [Rule 1033 (c)]

4.76 Broadcasts by standard broadcast station. The synchronized sound (aural) program of a television broadcast station may be broadcast by a regular broadcast station, Provided:

(a) That no announcements or references shall be made over the regular broadcast station regarding the operation of the television broadcast station, except the mere statement that the program being transmitted is the sound or aural program of a television broadcast station (identify by call letters).

(b) That the call letter designation when identifying the television broadcast station shall be given on its assigned frequency only** [Rule 1033 (d)]

4.77 Frequency assignments." (a) The following groups of frequencies are allocated by bands for assignment to television broadcast stations on an experimental basis:

(b) A licensee of a television station for Group A shall carry forward a comprehensive program of experimentation to determine the secondary or rural coverage of the station, and shall suitably locate receiving equipment and other apparatus, and shall make the necessary measurements to determine the quality and characteristics of the secondary or sky-wave service area. Television transmission only will be authorized in this band, and each license will authorize the entire band. No aural broadcast will be authorized therein.

(c) A license for a television broadcast station in Groups B, C, or D will specify a frequency band wherein two adjacent carrier frequencies shall be selected, one for the visual and one for the aural broadcast.

28

Effective operation postponed on Sept. 22, 1936 until further notice.

*For statutory and source citations, see note to § 4.1.

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The lower carrier frequency shall be for visual broadcast and the higher carrier frequency for the aural broadcast.

(d) A licensee will be granted only one station in each frequency group for operation in the same service area.

(e) An application may be made for one frequency band (to include the visual and the aural carriers) in Groups B, C, and D. However, if it is desired to operate in more than one group, it will be necessary to make separate applications for a station in each group.

(f) Applicants shall specify the band width of the emissions required for the proposed transmission.

(g) Carrier frequencies shall be so selected and emissions controlled that no emission from any cause will result outside the frequency band authorized by the license.

(h) An applicant shall select a frequency band in the group which is believed best suited for the experiments to be conducted and will cause the least or no interference to established stations.*† (Sec. 303 (c), 48 Stat. 1082; 47 U.S.C. 303 (c)) [Rule 1034]

4.78 Power. The power output rating of a television broadcast station shall not be in excess of that necessary to carry forward the program of research. The operating power may be maintained at the maximum rating or less, as the conditions of operation may require.** [Rule 1035]

4.79 Report filed with renewal application. A supplemental report shall be filed with and made a part of each application for renewal of license and shall include statements of the following:

(a) Number of hours operated for transmission of television pro

grams.

(b) Comprehensive report of research and experimentation conducted.

(c) Conclusions and program for further developments of the television broadcast service.

(d) All developments and major changes in equipment.

(e) Any other pertinent developments." (Sec. 4, 44 Stat. 1163; 47 U.S.C. 84, sec. 604, 48 Stat. 1103; 47 U.S.C. 84, 604) [Rule 1036]

FACSIMILE BROADCAST STATIONS

4.91 Definition. The term "facsimile broadcast station" means a station licensed to transmit images of still objects for record reception by the general public.*t [Rule 1040]

4.92 Necessary showing. A license for a facsimile broadcast station will be issued only after a satisfactory showing has been made in regard to the following, among others:

(a) That the applicant has a program of research and experimentation which indicates reasonable promise of substantial contribution to the development of the facsimile broadcast service.

(b) That the program of research and experimentation will be conducted by qualified engineers.

(c) That the applicant is legally and financially qualified and possesses adequate technical facilities to carry forward the program.

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*For statutory and source citations, see note to § 4.1.