Until 2008 a GRP aerial cylinder, containing the analogue television transmitting antennas, was mounted at the top of the mast, bringing the total height of the structure to . With a mean height of above sea level, these antennas were among the highest in the UK. They were removed in 2010, the antenna cylinder being replaced with a new antenna assembly, ready for digital switchover later that year. The present assembly is slightly shorter than the previous cylinder, causing the overall mast height to be reduced from to .