RULES IARU REGION I ATV CONTEST
|1. Contest sections
The contest will comprise two sections on each UHF/Microwave band on which ATV transmissions are authorized:
Section 1 - Transmitting:
This section is entered by all those who use transmitting equipment to send pictures for the purpose of establishing two-way vision communication, or those transmitting any other mode for the purpose of establishing one-way vision communication with a transmitting television station.
Section 2 - Receiving:
This section is entered by all those who use
receive-only television equipment and do not attempt to.communicate in any way with other
participating television stations in order to influence their opérations.
2. Eligible entrants
3. Date of contest
The contest will take place on the second weekend of
4. Duration of contest
The contest will commence at 1800 GMT on the Saturday
and will end at 1200 GMT on the Sunday.
For contest scoring purposes a participating station
may be worked or viewed only once on each band.
6. Types of emission
On each band on which ATV transmissions are allowed,
contacts may be made using the modes authorized for ATV on that band.
7. Contest exchanges
The following information shall be exchanged during a contact:
i) a codenumber
ii) - Call sign (also in video)
For the vision report the internationally recognized
codes BO to B5 shall be used:
For the sound report the codes TO to T5 shall be used:
The report (e.g. B4T4) is followed by the suffix
"C" if the transmission is received in colour.
If only one station received the four-digit code group, and the other information specified in rule 7 was exchanged, the scores for both stations shall be reduced by 50 %
i) For scoring purposes all valid contacts shall be deemed to have taken place over a distance of at least 5 kilomètres, even if the two stations in contact have the same or adjacent IARU Locators.
ii) In order to make contest scores comparable, for the conversion from degrees to kilomètres a factor of 111.2 should be used when calculating distances greater than the 5 kilomètres mentioned under i) with the aid of the spherical geometry equation (Noordwijkerhout, 1987).
The entries must be set out on log sheets fulfilling
the requirements given under rule 12.
10. Judging of entries
The judging of the entries shall be the responsibility
of the organising society, whose decision shall be final. Entrants deliberately
contravening any of these rules or flagrantly disregarding the IARU Région I bandplans
shall be disqualified. Minor errors may result in loss of points.
The winner in each of the two sections on each band
and the overall leading station shall receive a certificate. The organising society may
also send certificates to all entrants if they so wish.
The logsheets used for the IARU Region I UHF/Microwaves ATV contest shall have an upright format not smaller than A4 and shall show the following columns in the order named:
Note. A contest entrant must clearly mark crossband QSO's on the logsheet for the band on which the transmission was made.
A standard cover sheet, containing the essentiel information required to judge the contest entry and with a separate space for the comments of the national Contest Manager should be used for each band. The following information should be submitted:
- name and address of the first operator
The coversheet should show the signature of the first operator certifying the correctness of the log(s) submitted.
IARU september 1993