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.


We meet at 19:45 on the second Thursday of every month at Chilton Village Hall. Please see our events page and look at the club calendar for details of all club events.

What's new?

Saturday 15th June 2019:

**RAL Microwave Roundtable Sunday 16th June 2019**

**ROAD CLOSURE M4 Junction13**


IPlease note that Junction 13 of the M4 (A34 Junction) will be closed for resurfacing of the roundabout.  Please follow diversions or your satnav if programming an alternative route.

Wednesday 10th April 2019:

RAL Microwave Roundtable Sunday 16th June 2019

Harwell ARS is once again hosting the RAL Microwave Roundtable on Sunday 16th June at Chilton Village Hall, Didcot.  More details and registration here


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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