Calculated end fed long wire antenna lengths (see RadCom December 2021 page 72). Metric lengths rounded to nearest 10cm. 73 Bob, G4PVB

Metric (m)

Imperial (ft)

8.8

29

10.8

35.5

12.5

41

17.7

58

21.7

71

25.6

84

32.6

107

36.3

119

45.1

148

61.9

203

105.8

347

124.1

407

129.0

423
Source: www.hamuniverse.com/randomwireantennalengths.html