In these rules, unless the context otherwise requires:
(i) "Experimental Service" means a service utilizing radio waves in experiments with a view to the development of science or technique but does not include amateur service as defined in clause (i) of rule 2 of the Indian Wireless Telegraphy (Amateur Service) Rules, 1958.
(ii) "Experimental licence" means a licence issued by the Central Government for a type of wireless telegraph transmitting and/or receiving stations in the Experimental Service.
(iii) "Wireless telegraphy" or "Radio-telegraphy" includes wireless telephony or radio-telephony.
3. Necessity for a licence - No persons shall operate an experimental wireless telegraph station except under and in accordance with the terms and conditions of the appropriate licence under these rules.