UTC 17:57:16 SAST 19:57 SFI 122 Kp 1 20 M GOOD 10 M FAIR 145.650 · 438.650 · 438.200 · 438.300 · 439.175
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Magazine, August 2021

An RF bridge for a DIY antenna SWR meter, the M50 match meter, an end-fed multiband antenna, alternator whine and hash in a mobile installation, and radio interference.

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