It was originally built by the IBA, entering service in early 1969 acting as a BBC and ITV relay transmitter for the now-defunct 405-line VHF television system.

magazine,[2] Ffestiniog's 405 line services were due to close early - in the third quarter of 1982.

Mux A started up on the newly vacated channel 25 at full post-DSO power.

All the remaining analogue TV transmitters were shut down and the three multiplexes of Freeview Lite took over their frequencies, leaving channel 32 unused for now.

For its FM radio services, Ffestiniog acts as an off-air relay of Blaenplwyf.