Radio Society of Great Britain
Bradenham, High Wycombe
Sun 10th December 2023

Summary
A classic 5-TX 2m and an entertainment 80m short ARDF event co-hosted with the TVOC Chiltern Challenge orienteering event. Some details of the TVOC event can be found here

Parking and Registration:

Parking is free, adjacent to assembly in a field accessed off the A4010 near HP14 4HF, 400m Northwest of Bradenham Woods Lane, (link at top of page) access is along a single unmade track. Participants are requested not to leave the car park before noon.
A map showing the location of the car park can be found here

Nat Grid SU821973
Nearest Post Code HP14 4HF
Park along with the rest of the foot-o competitors. Then find the radio-o assembly in a tent next to the foot-o assembly download/registration tent.

Timetable:

2m Classic: Primary competition:

Transmitters:
144.525 Mhz : Tx 1,2,3,4,5 There will be no beacon, as the start and finish are close. Cycle is 300 seconds 5x60, 60 seconds per Tx

Control site:
15cm training kite.
Main Competition:
Radio-O Courses:
3 Transmitters: M70
Start - 3 transmitters - Finish
4 Transmitters: M60, W50, W35
Start - 4 transmitters - Finish
5 Transmitters: M50, M40, M21, W21
Start - 5 transmitters - Finish
Time limit: 150 minutes

Start:
This is self service, start on a 5 minute interval
Start is separate to the two foot-o starts Somewhere close to registration to be determined.
Finish:
The finish is separate to the foot-o finish. Somewhere close to registration to be determined.
Punching system:
i-button. Collect your i-button at Registration
The Map
1:10000, all courses.Will fit on A4

80m: Secondary competition:

Details to be finalised.
The intention is to have an entertaining 80m 5 Tx with a challenge
Timings:
To be attempted after you have completed the 2m. More details on the day.

Timetable
1000 Registration opens. This document is also the Information Sheet. Collect ibutton
1000 First 2m transmitter on the air
1000 Starts at 5 minute intervals.
1200 Last 2m start.
1300 144MHz Course closes. All competitors need to be back at the start/finish.
Variable 3.5MHz first start when organiser returns
1400 3.5MHz course closes

Entries:
Entry fee is £10 per entrant payable on the day. This fee covers entry to both competitions.
Results will be displayed near the Registration tent and will be posted on the RSGB ARDF website (http://www.nationalradiocentre.co.uk/ardf) shortly after the event. The results will be posted on this website as soon as possible after the event.
We are piggy backing this event on top of the TVOC foot-O event in the same wood. Beware of other orienteers, their start/finish is in the South of the map

Competitor Details
Competitor details will be stored electronically. By entering the event you are indicating your acceptance of this procedure.
Orienteering is an adventure sport, competitors take part at their own risk and are responsible for their own safety.
In accordance with the informality of the event the organisers will not require you to deposit your receiver in a pound before the transmitters start sending. They do expect you to respect the spirit of this concession by refraining from using your receiver until reporting to officials in the start area and then only under their supervision.

Safety
Competitors are responsible for their own safety and take part at their own risk.
A whistle should be carried and the emergency signal is 6 short blasts on the whistle, repeated at one minute intervals.
The area is used by a horse riding association, walkers, dog-walking and general public. Please be courteous to all other users in the wood.

Loan Equipment
Receivers for 3.5MHz and 144 MHz are available on loan. Contact the organiser (E Mail below) to reserve one.

Acknowledgements
We are grateful to the following, Thames Valley Orienteering Club for use of the area and the map.

Enquiries
Robin
E-Mail: robin.orienteering[AT]outlook.com
Telephone 07974 924353