2 Meter Loop extended, closeup 1
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There is a quarter-wavelength section of 75 ohm cable for matching purposes. The loop has a characteristic impedance of about 100 ohms, so the 75-ohm section transforms the impedance down to 50 ohms.
There is a quarter-wavelength section of 75 ohm cable for matching purposes. The loop has a characteristic impedance of about 100 ohms, so the 75-ohm section transforms the impedance down to 50 ohms.