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Radio Society of Harrow

Welcome to G3EFX – The Radio Society of Harrow


Foundation & Intermediate
Licence Training Courses

The Society runs Foundation and Intermediate training courses - usually on Wednesday evenings (7.30pm to 9.30pm) at a venue near Harrow-on-the-Hill bus/train/underground stations or there is street parking nearby if travelling by car.

At Foundation level, the course fee is £25 plus £27.50 for the exam. Students will also need to have a copy of the RSGB book "Foundation Licence Now!" which is available on-line from the RSGB Shop (click here).

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GB3HR, The Harrow 433 MHz (70 cms) FM Repeater

A new UHF Base Station has recently been installed and is running 9 Watts erp from our site near Harrow Weald. The new transceiver consists of a Kenwood TKR 851 running 12 Watts RF output on 433.350 MHz and receiving on 434.950 MHz. The station will relay FM transmissions when a continuous sub-audible tone (CTCSS) of 82.5 Hz is sent. The station identifies as GB3HR D in Morse Code, the D denoting the sub-audible code 82.5 Hz. The station has also had a new 6dbD gain collinear antenna installed and this has greatly improved coverage throughout Watford, Harrow and surrounding areas.

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Latest News:

Club Net

9 April 2014
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All are welcome to join the Club net on Mondays at 20.15 (local time). Call on 145.500 (V40), then QSY to 145.350 MHz (V28) or nearest clear

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High Altitude Ballooning

26 June 2014
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Enjoy David G8LZE’s presentation on High Altitude Ballooning. Recorded and edited by Carl, who says “the video is in 1080p but will not default to this high resolution unless it is selected in the Youtube interface.  The video also on the same YouTube channel we used of the 1 March contesting day video.” Many thanks to David and Carl.

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Old Redding 25 May 2014

25 May 2014
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Wonderful weather! Wonderful radio conditions on 10m and 6m! Wonderful company! Don G0ACK worked into Morocco and Greece. Several Spanish, Italian and French stations also worked.

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CHANGE IN MEMBERSHIP FOR 2014

Full membership £20 (£18); Concessionary: £12 (£11);
Family £30 (£26); Junior £6; Supporter £5.

To encourage Direct Debit payments, there is a reduction in the fee, (shown in brackets), for this method.

LEARN MORE ABOUT MEMBERSHIP »