Inductance Diagrams
. HD details of diagrams on the ‘Opposite page are:Fig. 1-Optimum diameter of wire for coils, the number of turns for which were given on August 23. Top.-Coils of 200 microhenries. Middle.-280 microhenries. Bottom.-340 microhenries. Curve A relates to coils of 3-inch dia~meter. Curve B to coils of 2.5-inch diameter. Curve © to coils of 2-inch diameter. Winding lengths indicated along -bottom of each chart. Fig. 2-Charts referred to in diagram 1 showing the number of turns for inductance coils. Top.-Coils of 200 microhenries. Middle-280 microhenries. | Bottom.-340 microhenries. Curyée A relates to coils of 3-inch diaCurve B to coils of 2.5-inch diameter; Ourve C to coils of 2-inch diameter. Winding lengths indicated along bottom of each chart.
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https://paperspast.natlib.govt.nz/periodicals/RADREC19300912.2.54
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Radio Record, Volume IV, Issue 9, 12 September 1930, Page 27
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117Inductance Diagrams Radio Record, Volume IV, Issue 9, 12 September 1930, Page 27
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