Intensity zones on classical distances in amateur radio direction finding for 13-14 year-olds
The study found that the aerobic-/anaerobic-work-specific heart rates in the 13-14 year-old competitors in amateur radio direction finding (ARDF) are higher than in their adult peers. Sampled for the study purposes were 8 RLS competitors aged 13.5±0.5 years on average, with the RL sport records aver...
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