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hfcompactloopstealth

Magnetic Loop

Compact magnetic loop antenna for HF

Source: Rothammel, Vol. 2, Ch. 20, p. 11-22
Input Parameters
MHz
m
mm
Results
Loop Circumference
3.142m
Circumference / λ
0.148
Loop Inductance
2.448µH
Tuning Capacitance
51.7pF
Radiation Resistance
0.0952Ω
Efficiency (approx)
84.2%
Bandwidth (-3dB)
7.3kHz
Cap Voltage (100W)
6.5kV
Diagram
52 pF50 ΩC = 3.14 m
Radiation Pattern
-3 dB-10 dB-20 dB0 dB0°90°180°270°Max: 1.8 dBi