Harwell Amateur Radio Society (HARS) is a local club of amateur radio enthusiasts. Members come mainly from south Oxfordshire but the society has become well-known in the UK and throughout the world. It is affiliated to the Radio Society of Great Britain. Please have a look around our website for information about us, events we organise (including our annual rally), amateur radio information and our monthly QAV newsletter.

What's new?

Saturday 15th July 2017:

Le Tatty Piece de Papier Award is back for 2017! Click here for details.


We are trying to organise a foundation training course and exam for the end of September. If you are interrested in attending then please contact us to add your name to the list.

Sporadic Es

VHF Aurora : Status
144 MHz Es in EU : Status
70 MHz Es in EU : Status
50 MHz Es in EU : Status
144 MHz Es in NA : Status
From The DXrobot
Today's MUF & Es : Status

HF Propagation

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