sentences:  Retro Hit Radio originally broadcast in stereo on 88.1 FM, which is one of 16 New Zealand Government licensed LPFM frequencies (GURL) available only in New Zealand.At the time, broadcast power was restricted to 300 mW EIRP.The Goodwood Heights broadcast site for Retro Hit Radio was elevated at 140m above sea level at Goodwood Heights "(near Manukau)", and provided a radius of approx 8–12 km of coverage in any direction.