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Date and Time: Every Thursday from 18:00 to 19:00 UTC.

Objective: Alexander Ronzhin, RV3BZ and his 
BPSK31 PSK63 friends have the honour to invite the radio amateurs all over the world to participate in the Thursday Night PSK63 QSO Party. The objective of the party is to establish as many contacts as possible between radio amateurs around the world by using the BPSK31 PSK63 mode only. Everybody can work everybody for QSO and multiplier credit.

Frequencies: Participants are allowed to work on 80 meters only
(3584 - 3594 KHz).

Type of Competition: Only the entrant’s callsign can be used to aid the entrant’s score. There are 6 rounds during the competition. Length of each round is 10 minutes: 18:00 - 18:10, 18:10 - 18:20, 18:20 - 18:30, 18:30 - 18:40, 18:40 - 18:50 and 18:50 - 19:00 UTC. Any participant may work the same station in different rounds. All entrants are allowed to use packet and web clusters.

Categories: There is only one Single Operator category in the competition for individual stations only. Those stations at which one performs all of the operating, logging, and spotting functions. Only one signal is allowed at any one time. The output power is not critical.

Number Exchange: All stations should send signal report (RST) plus QSO number, starting 001.

Points: Any one contact is worth 1 point.

Multiplier: Any new callsign is a multiplier.

Scoring: Scoring is the same for all stations. The final score is the result of the total QSO points multiplied by the sum of worked callsigns (multipliers).

Log Instructions: All times must be in UTC or MSK. All sent and received exchanges are to be logged. The Contest Manager accepts logs in the Cabrillo format. Name your Cabrillo file as your callsign (for example – rv3bz.cbr). You should send your log via e-mail to Be sure to put the station callsign in the Subject line of the message. Your software may automatically encode your log as an attachment. All entries must be sent within 24 hours after the competition.

Software: You can use any PSK63 software which creates
Cabrillo logs. Contest Manager recommends to use MixW programme.


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