A method of operating a base station in a wireless telecommunications system comprising a base station arranged to communicate with a plurality of terminal devices (1506, 1508) using frequencies spanning a system frequency bandwidth, wherein the plurality of terminal devices includes a reduced capability terminal device comprising a tuneable transceiver configured to receive downlink transmissions from the base station using a restricted frequency bandwidth which is smaller than and within the system frequency bandwidth, and wherein the method comprises: receiving (T4, T9, T14, T19) from the reduced capability terminal device information derived by from a plurality of measurements of channel conditions obtained by the reduced capability terminal device making measurements (T3, T8, T13, T18) of channel conditions at different frequency locations; and scheduling subsequent downlink transmissions for the reduced capability terminal device on frequencies selected in a manner which takes account of the information received from the reduced capability terminal device, wherein the information is received from the reduced capability terminal device in a plurality of channel condition reports corresponding with respective ones of the plurality of measurements of channel conditions, and wherein the method further comprises the base station transmitting (T6, T11, T16, T21) to the terminal device a plurality of resource allocation messages indicating uplink transmission resources to be used by the reduced capability terminal device for sending respective ones of the channel condition reports, wherein different ones of the plurality of resource allocation messages are transmitted at different frequency locations for the reduced capability terminal device's restricted frequency bandwidth within the system frequency bandwidth, wherein the step of receiving a measurement of channel conditions for each frequency location is performed before transmitting a resource allocation message for the next frequency location. receiving (T4, T9, T14, T19) from the reduced capability terminal device information derived by from a plurality of measurements of channel conditions obtained by the reduced capability terminal device making measurements (T3, T8, T13, T18) of channel conditions at different frequency locations; and scheduling subsequent downlink transmissions for the reduced capability terminal device on frequencies selected in a manner which takes account of the information received from the reduced capability terminal device, wherein the information is received from the reduced capability terminal device in a plurality of channel condition reports corresponding with respective ones of the plurality of measurements of channel conditions, and wherein the method further comprises the base station transmitting (T6, T11, T16, T21) to the terminal device a plurality of resource allocation messages indicating uplink transmission resources to be used by the reduced capability terminal device for sending respective ones of the channel condition reports, wherein different ones of the plurality of resource allocation messages are transmitted at different frequency locations for the reduced capability terminal device's restricted frequency bandwidth within the system frequency bandwidth, wherein the step of receiving a measurement of channel conditions for each frequency location is performed before transmitting a resource allocation message for the next frequency location.