JULY 21.] THE NEW ZEALAND GAZETTE. 1707

Provided that the use of other frequencies in the following bands may be granted to licensees subject to such special conditions as the Minister may from time to time determine :—

7,000 to 7,300 kc/s .. .. 41·1 to 42·8 metres.
14,000 to 14,400 kc/s .. .. 20·8 to 21·4 metres.
28,000 to 30,000 kc/s .. .. 10·0 to 10·7 metres.
56,000 to 60,000 kc/s .. .. 5·00 to 5·35 metres.
400,000 to 401,000 kc/s .. .. 0·7477 to 0·7496 metres.

163. The use of waves of type A2 and type B is prohibited. Prohibited types of waves.

164. The high-tension anode-supply of valve transmitters shall be such that its wave-form is practically a straight line—i.e., equivalent to a constant-current supply. If the plate current be obtained from an alternating-current source, it shall be smoothed out by rectifying and filtering before being applied to the anode of the transmitting-valve; if obtained from a generator the current must likewise be filtered to minimize commutator ripple. High-tension power-supply.

165. In order to give effect to Regulation 45 the licensee of an amateur station shall cause the station to be so designed and operated that local interference due to keying impacts and dynamic instability is precluded. Prevention of local interference.

166. In the event of the operation of an amateur station causing general interference with broadcast reception by receiving-apparatus of modern design, the licensee of the station concerned shall forthwith cease to operate the station on the frequency or frequencies which cause interference until such interference is removed. Should the complete elimination of the interference be impossible, then the Minister may permit the operation of the station on such conditions and at such times as he thinks fit. Interference with broadcast reception.

167. Except as may be provided herein or with the special approval of the Minister, amateur stations shall be used for the purpose of communicating with stations of similar class only. To communicate with similar stations only.

168. Licensees of amateur stations shall not transmit or receive messages for hire nor engage in communication for material compensation, direct or indirect, paid or promised. Not to be operated for material compensation.

169. Licensees of amateur stations shall not transmit or receive messages for any third party, whether for reward or otherwise, other than for a member of their immediate family. Third-party messages.

170. All communications from amateur stations must be conducted in plain language, and must be limited to messages relating to the experiments and to remarks of a personal character for which, by reason of their unimportance, recourse to the public telegraph service would not enter into consideration. Class of message permitted.

171. (1) The exchange of communications with private experimental stations in another country is forbidden if the Administration of the country concerned has notified objection thereto, and such notification has been published in the Gazette by the Minister. (2) When such exchange is not so forbidden, the communications shall be strictly in accordance with Regulations 169 and 170. International communications.

172. The issue of a license to operate a private experimental (amateur) station shall not confer upon the licensee the right to transmit matter of a news or entertainment character, or in other respects to usurp the functions of a broadcasting station. Broadcasting prohibited.

173. In the course of their transmission amateur stations must transmit their call signs at frequent intervals. Use of call-sign.

174. Licensees of portable amateur stations shall give advance notice to the District Radio Inspector of the district where application was made for the portable station license, of all locations in which the station will be operated. Portable stations.

175. (1) Except as otherwise provided in this regulation, the fee for a private experimental (amateur) station license shall be £1 10s. per annum, payable in advance. (2) Where the period to the 31st day of March following the issue of a license is less than one year, the fee for the license shall be at the rate of 2s. 6d. per calendar month or fraction thereof. (3) Where the period to the 31st day of March following the issue of a license is less than three months, the fee for the next ensuing twelve months shall be added to the initial payment, and a license shall be issued accordingly for the period covered by such fee. Fees.