Competition events High-speed telegraphy

the 2003 hst world championships hosted in minsk, belarus.

there 3 main competitive events @ hst meets. 1 standard event copying or sending of five-character groups of text. 2 of events based on simulations of amateur radio activity , referred radioamateur practicing tests (rpt). rpt includes copying of amateur radio call signs , pileup competitions, competitors must distinguish between call signs sent during several simultaneous transmissions. not competitors required enter every competition, , competitors specialize in 1 competitive event.

in 5 character groups event, random letters , numbers sent in morse code, 5 characters @ time, @ high speed. separate competitions held reception of twenty-six letters of latin alphabet, ten arabic numerals, or mixed content of letters, numbers, , punctuation symbols. competitors may choose record text hand on paper or typing on computer keyboard. competition starts 1 minute of transmission sent @ initial speed defined entry category (usually 50 letters per minute juniors , 80 letters per minute other age categories). after each test, copy of competitors judged errors. subsequent tests each conducted @ increased speed until no competitor remains can copy text without excessive error.

in addition reception tests, competitions feature transmission tests competitors must try send 5 character groups in morse code fast possible. competitors send printed message of 5 character groups @ specific speed, judged accuracy panel of referees. receiving tests, there separate competitions sending 5 character groups of twenty-six letter of latin alphabet, ten arabic numerals, or mixed content of letters, numbers, , punctuation symbols. transmission tests restrict type of equipment may used send morse code message.

the amateur radio call sign receiving test use software program called rufzxp generates score each competitor. rufz abbreviation of german word rufzeichen-hören means listening of call signs . in rufzxp program, competitors listen amateur radio call sign sent in morse code , must enter callsign computer keyboard. if competitor types in call sign correctly, score improves , speed @ program sends subsequent call signs increases. if competitor types in call sign incorrectly, score penalized , speed decreases. 1 call sign sent @ time , event continues fixed number of call signs (usually 50). competitors can choose initial speed @ program sends morse code, , winner competitor highest generated score.

the pileup trainer test simulates pileup situation in on-air amateur radio operating numerous stations attempting establish two-way contact 1 particular station @ same time. competition uses software program called morserunner. in morserunner software, more 1 amateur radio call sign sent @ time. each call sign sent in morse code generated @ different audio frequencies , speeds, timed overlap each other. competitors must record many of call signs can during fixed period of time. may choose either recording call signs hand on paper, or typing them in computer keyboard. winner competitor correctly recorded call signs.

the rules of international , european championships defined in document iaru region 1 rules high speed telegraphy championships.