Radio Nepal was established on 1 April 1951. Initially, the transmission lasted for 4 hours and 30 minutes through a 250 Watt short-wave transmitter. Over the years, Radio Nepal has strengthened its institutional capacity considerably and diversified itself in terms of programme format, technical efficiency and coverage. Radio Nepal airs programmes on short wave, Medium Wave and FM frequencies.
Regular broadcasts last for sixteen hours every day, which includes two hours of regional broadcasts between 09:30 hrs. and 11:00 hrs. in the morning and 18:05 hrs 18:30 hrs in the evening. However on public holidays, there is an additional two hours, extending the total duration to eighteen hours. FM Kathmandu, the first FM-Channel covering Kathmandu valley and adjoining areas was started in 1995 from its premises at Singha Durbar, Kathmandu.