Analogue vs Digital in Gaborone, Botswana

On 27 July 2014 Chris Joubert made a recording comparing the 657AM 50kW analog signal from Meyerton to the new 12kW DRM 1440 kHz signal in Kameeldrift, Pretoria, while he visited Gaborone in Botswana, which is more than 400 kilometers away from the transmitters.